JT220M
SPECIFICATIONS
General
Frequency Range
RX 216~280MHz
TX 222~225MHz
Number of channels 100
Operation mode FM 16K0F3E (Wide mode)/8K50F3E (Narrow mode)
Channel Stepping 5, 8.33, 10, 12.5, 15, 20, 25, 30, 50KHz
Antenna Impedance 50Ω
Working temperature –10℃~+60℃ (–14℉~+140℉)
Power Supply 13.8V DC±15% (11.7~15.8V)
Grounding Method Negative ground
Current Transmitter: about 9.0A
Receiver: about 600mA(max.) 400mA (noise reductions)
Frequency Stability ±2.5ppm
Dimensions (W x H x D ) 145 x 47 x 190 mm
Weight Approx. 1.2kg / 2.6lb
RECEIVER
Circuitry Double conversion superheterodyne
Intermediate Frequency (1st / 2nd) 38.85MHz / 450kHz
Sensitivity (12dB SINAD) Wide : 0.25μV or less Narrow : 0.35μV or less
Selectivity
–6dB Wide : 12kHz or more Narrow : 6kHz or more
–60dB Wide : 28kHz or less Narrow : 14kHz or less
Squelch Sensitivity 0.1μV
Audio Output (8Ω, 10% distortion) 2.0W
TRANSMITTER
Power Output
High 50W
Mid 10W
Low About 5W
Modulation Changeable impedance
Scattering transmit -60dB or less than-60dB
Maximum Frequency Deviation Wide :±5kHz, Narrow :±2.5kHz
Impedance of Microphone 2KΩ
JT220MBLOCK DIAGRAM
LPF
D231
LPF
MA742
ANT
POW DET POW DET
ANT SW
Q206
RF AMP BPF
3SK318
BPF
RF BPF
VFM
D230MA742
APC
Q216
FINAL
MRF7042
AMPAMP
DRIVE
Q214RD07
PRE
AMPDRIVE
Q2122SK3078
AMPRF
Q2202SC3357
8T8T
T/R SW
Q205
MIX
3SK318
VFM
D210,D211
D204DAN235E
CONTROL
U204LM2904V
L407CDB
TUNE
RF BPFTUNE
D207,D208HVC350
D205,D206
HVC350
D/A
DC AMPVIF
U202LM2904V(1/2)
U505M62364F(5/8)CONV
VG
PC
TV 8T
8R8T
D203DAN235E
RF
Q2072SC4226
8C
BUFF
Q2092SC4226
VCO
RX
Q2172SK1875
VCO
Q219
SW SW
P45
Q201UMC4N2SJ243
TX
Q2182SK1875
VCO
MO
D MCF
XF200,XF201
38.85MHz
IF AMP
Q2042SC4215
DEMODULATOR
Q200
IF
U505M62364F(6/8)
NOISE
Q213
CHARGE
DTA114EE
P23
U202LM2904V(2/2)
LIPPLE
Q2212SC1623
FILTER8C
LOOP
FILTER
RF
Q2102SC4226
U2S3P8249
SW
Q1002SB1386
SW
Q103
DTC114EU
P13
AVR
U1HT7550-1
RESET U5S7133SF
5M
RESET
AVR
U100MC7808
SBE
8CSW
Q1022SB1132
SW
Q104DTC114EU
P47
E
+B8T
SW
Q101
2SB624
SW
Q108
DTC114EE
P41
8R
AVR
U101MC78L05
5C5C
P02
SW
SW
SWVAM VFM
Q105DTC114EE
P46
Q106UMC4N
Q107UMC4N
8C
U500MC33111
EEPROM
U6AT24C32RM
EEPCKEESDT
5MP03
P00
P15
POWER
FUNC
V/M
MH
z
TS
Q
CA
LL
SQ
LP52
P56
P57
SWVIF
U201MC78L05
VCO
P21
P22
J2PHONEJACK SP
EXT.SP
J502
STEREO
.
D/ACONV
U505M62364F(4/8)
TX: 222.000-225.000
RX: 216.000-280.000
Q2112SC4215
AF/SQ P24
MULTIPLY
X2
PLL IC
TCXO
8C5C
X200
P53
P51
P50P07
5C
D/A
U505M62364F(3/8)
CONV
CTCSS
D/ACONV
U505M62364F(1/8)
U205LMX1511
CHARGEPUMP
CHARGEPUMP
Q2232SA1832(GR)
Q2242SC4738(GR)
19.200MHz
19.200MHz
D/A
U505M62364F(7/8)(8/8)
CONVSW
Q500DTC144EE
P43
COMPANDER
U500MC33111
(B/2)
5C P42
HPF
U502NJM2902
VB
LPF
U501NJM2902(2/4)
BUFFER
U501NJM2902(1/4)
AMP
TONE
LPF
U503NJM2902
5C
CTCSS/DCS
AF/SQ
DTMF-DET RX-A
AF PA
U506LA4600
SBE
(NARROW)
CF200SW
WIDE
SW
SW
8R
D201DAN235E
D200DAN235E
P44
UMC4N(WIDE)CF201NARROW
SW
Q203
DTA114YE
VIF
U200TA31136FN
BUFFERAMP
U501LM2902(4/4)
U505M62364F(6/8)
D/A
CONV
REFERENCE
VOLTAGE
U501NJM2902(3/4)
5C
P10P11
SW
Y27.3728MHz
Q4
DTC144EESHIFT
DTMF
U4HT9200A
CS,CK,DT
Y13.58MHz
5M
CS,WR,DT
P12P13P15P16
P00P01P04P07
P21P23P24P25P27
P40
P42P43P44P45P46P47P50P51P53P54
P41
P22W110K
ENCODER
CTCSS/DCS
BUFFER
AMP U8LM2904V
BEEP SW
SIN
5M
TONE
P27
CTCSS
DTMF-DET
U7TC4W53FU
D/A
U505M62364F(2/8)
CONV
U504NJM2902(1/4)
Q502
AGC
2SC4181
SWAGC
U504
NJM2902(3/4)(4/4)
P40
DET
D502DAN222
D5011SS372
COMPANDERU500
MC33111(A/2)
P40 TONEP16
U504NJM2902(2/4)
MIC/IDC
SPLATTERFILTER
SW
AMP
Q52SC1623
U3
HT1621M
COM0~7
SEG0~27LCD DRIVE
Q1
DTC114EE
SW
SW
P27
P12
5C
Q2DTC114EE
5M
LCD BACK LIGHT
D5
Q6 2SC1623Q7 2SD468
5M
LCD
SW P47
D3
POW LED
D9TX LED
MIC
P01
P10
P11
5C
P00
MICG
P04
MIC
HA
ND
MIC
INT
ER
FA
CE
J501PHONE-DC
Q3DTC144EE
.
TX-A
BUFFERAMP
RE
PE
AT
ER
INT
ER
FA
CE
5C
P01
RX-A
P42
TX-A
J5
03
8C
JT220M
1
CIRCUIT DESCRIPTION
Frequency configuration
The receiver utilizes double conversion. The first IF is 38.850 MHz and the second IF is 450kHz. The
first local oscillator signal is supplied from the PLL circuit.
The PLL circuit in the transmitter generates the necessary frequencies. Fig. 1 shows the frequencies.
Fig. 1 Frequency configuration
Receiver
The receiver is double conversion super heterodyne, designed to operate in the frequency range of 216
to 280MHz.
The frequency configuration is shown in Fig. 1.
Front - end RF amplifierAn incoming signal from the antenna is applied to an RF amplifier (Q206) after passing through a
transmit/receive switch circuit (D210 are off) and a band pass filter (L206, L207 and varactor diodes: D207,
D208). After the signal is amplified (Q206), the signal is filtered through a band pass filter (L205, L206 and
varactor diodes: D205, D206) to eliminate unwanted signals before it is passed to the first mixer.
The voltage of these diodes are controlled by tracking the D/A (U505) center frequency of the band
pass filter. (See Fig. 2.)
Fig. 2 Receiver section configuration
ANT SW
MCF
38.850MHz
IF SYSTEM
450KHzCFANT
AF
AMP SP
TCXO 19.200MHz
POWER
AMP
RFAMP
PLLVCO MIC
MIC
AMP
RX
TX
1stMIX
RF
AMP
1/2
X2 MULTIPLY
38.4MHz
Q200
RX: 216.000-280.000
TX: 222.000-225.000
ANT SWIF system
(PLL)
CF201(wide)ANT
1st Local OSC
BUFFER AMPU501(4/4)
U200
IF AMPQ204
MCFXF200, XF201
MIXERQ205BPFRF AMP
Q206BPF
D210,D211
U505D/A
TV
CPU
CF200(Narrow)
D/A CONVERTERU505
W/NO
D207, D208L206, L207
D205,D206L205, L206
X2 MULTIPLY
Q211TCXOX200
JT220M
2
CIRCUIT DESCRIPTION
First MixerThe signal from the RF amplifier is heterodyned with the first local oscillator signal from the PLL
frequency synthesizer circuit at the first mixer (Q205) to create a 38.850MHz first intermediate frequency
(1st IF) signal. The first IF signal is then fed through one pair of monolithic crystal filter (MCF : XF200 and
XF201) to further remove spurious signals.
IF amplifierThe first IF signal is amplified by Q204, and then goes to U200 (FM processing IC). The signal is
heterodyned again with a second local oscillator signal within U200 to create a 450kHz second IF signal.
The second IF signal is then fed through a 450kHz ceramic filter (Wide : CF201, Narrow : CF200) to
further eliminate unwanted signals before it is amplified and FM detected in U200.
Wide/Narrow Switching CircuitThe Wide port and Narrow port (pin 75) of the CPU is used to switch between ceramic filters. When the
Wide port is high, the ceramic filter SW diodes (D200, D201) cause CF201 to turn on to receive a Wide
signal.
When the Narrow port is low, the ceramic filter SW diodes (D200, D201) cause CF200 to turn on to
receive a Narrow signal. (See Fig. 3.)
Fig. 3 Wide/Narrow Switching Circuit
AF Signal SystemThe detection signal from IF IC (U200) goes to D/A converter (U505) for adjusting the gain and is output
to AF filter (U502) for characterizing the signal. It is also amplified by entering compander amplifier (U500).
The AF signal output from U500 and the TONE signal are summed up and the resulting signal goes to the
D/A converter (U505). The AFO output level is adjusted by the D/A converter. The signal output from the
D/A converter is input to the audio power amplifier (U506). The AF signal from U505 was inputted into
(U506).The AF signal from (U506) switches between the internal speaker and speaker jack (J502) output.
(See Fig. 4.)
Fig. 4 AF signal system
U501, U502
AF Filter
U505
D/ACONV.
U200
IF IC
U505
D/ACONV.
AF PA
U506
SP
U500
COMPANDE
IF_IN
U200
IF SYSTEM
MIX_O
D201 D200
CF200(NARROW)
CF201(WIDE)
R205
R206
SW
SW
Q203
Q200 WIDE/NARROW SW
U2 75pin
.
R207
R208
JT220M
3
CIRCUIT DESCRIPTION
Squelch CircuitThe detection output from the FM IF IC (U200) passes through a noise amplifier (U201 2/2) to detect
noise. A voltage is applied to the CPU (U2). The CPU controls squelch according to the voltage (SQIN)
level. The signal from the RSSI pin of U200 is used for S-meter. The electric field strength of the receive
signal can be known before the SQIN voltage is input to the CPU, and the scan stop speed is improved.
Fig. 5 Squelch Circuit
PLL frequency synthesizer
The PLL circuit generates the first local oscillator signal for reception and the RF signal for transmission.
PLLThe frequency step of the PLL circuit is 5 or 6.25kHz. A 19.200MHz reference oscillator signal is divided
at U205 by a fixed counter to produce the 5 or 6.25kHz reference frequency. The voltage controlled
oscillator (VCO) output signal is buffer amplified by Q209, then divided in U205 by a dualmodule
programmable counter. The divided signal is compared in phase with the 5 or 6.25kHz reference signal in
the phase comparator in U205. The output signal from the phase comparator is filtered through a low-pass
filter and passed to the VCO to control the oscillator frequency. (See Fig. 6.)
VCOThe operating frequency is generated by Q218 in transmit mode and Q217 in receive mode. The
oscillator frequency is controlled by applying the VCO control voltage, obtained from the phase
comparator, to the varactor diodes (D219 and D223 in transmit mode and D217 and D220 in receive
mode). The TX/RX pin is set high in receive mode causing Q201 and Q219 to turn Q218 off, and turn
Q217 on. The TX/RX pin is set low in transmit mode. The outputs from Q217 and Q218 are amplified by
Q209 and sent to the RF amplifiers. (See Fig. 6.)
Fig. 6 PLL circuit
UNLOCK CircuitDuring reception, the RXC signal goes high, the TXC signal goes low, and Q108 turns on. Q101 turns
on and a voltage is applied to (8R). During transmission, the RXC signal goes low, the TXC signal goes
U200
SYSTEMCPU
U2NOISE AMPU201
IF
SQ
RSSI
SQIN
RSSI
COMPARATOR
PHASE CHARGEPUMP
U205:PLL IC
REF OSC
I/N
I/M
PLL DATA
LPF
Q210
TX VCOQ218
BUFF AMP
Q209
19.200MHz
Q201,Q219
T/R SW
.
RX VCOQ217
RF amplifiers
AMP
P45 (CPU)
D219,D223
D217,D220
5KHz/6.25KHz
5KHz/6.25KHz
JT220M
4
CIRCUIT DESCRIPTION
high and Q104 turns on. Q102 turns on and a voltage is applied to (8T).
The CPU in the control unit monitors the PLL (U205) LD signal directly. When the PLL is unlocked
during transmission, the PLL LD signal goes low. The CPU detects this signal and makes the TXC signal
low. When the TXC signal goes low, no voltage is applied to 8T, and no signal is transmitted. (See Fig. 7.)
Fig. 7 Unlock circuit
Transmitter
OutlineThe transmitter circuit produces and amplifies the desired frequency directly. It FM-modulates the
carrier signal by means of a varicap diode.
Power Amplifier CircuitThe transmit output signal from the VCO passes through the transmission/reception selection diode
(D203) and amplified by Q220, Q212 and Q214. The amplified signal goes to the final amplifier (Q216)
through a low-pass filter. The low-pass filter removes unwanted high-frequency harmonic components,
and the resulting signal is transmitted through the antenna terminal. (See Fig. 8.)
Fig. 8 Transmitter system
APC CircuitThe automatic transmission power control (APC) circuit detects part of a final amplifier output with a
diode (D230, D231) and applies a voltage to U202. U202 compares the APC control voltage (PC)
generated by the D/A converter (U505) with the detection output voltage. U202 generates the voltage to
control Q214 and Q216 and stabilizes transmission output.
The APC circuit is configured to protect over current of Q214 and Q216 due to fluctuations of the load
SW
Q101SW
Q102
SWQ108
SW
Q104
U2 U205
CPU PLL
LD
RXC
8C
PLL lock:LD"H"
TXC
8R 8T
.
D/A
U505
M62364FCONVERTER
U504
COMPANDER
AMP
Q5
2SC1623
U500 U504
MIC/IDC
U504
SPLATTERFILTER
U505
VCO
Q218
2SK508
NJM2902MC33111 NJM2902
NJM2902
D/A
M62364FCONVERTER
BUFFER
Q209
2SC4226Q207
Q207
2SC4226
X200
192.0MHz
TCXO PLL
U205
LMX1511TMRF AMP
Q210
2SC4226
RF AMP
Q220
2SC3357DRIVE STAGE
Q212
2SK3078A
DRIVE AMP
Q214
RD07FINAL AMP
Q216
MRF7042
ANT
MIC
BUFFER
JT220M
5
CIRCUIT DESCRIPTION
at the antenna end and to stabilize transmission output at voltage and temperature variations. (See Fig.
9.)
Fig. 9 APC Circuit
Control Circuit
The CPU carries out the following tasks (See Fig. 10.):
1) Controls the WIDE, NARROW, TX/RX outputs.
2) Controls the display unit.
3) Controls the PLL (U205).
4) Controls the D/A converter (U505) and adjusts the volume, modulation and transmission power.
Fig. 10 Control circuit
Memory CircuitThe transceiver has an 64k-bit EEPROM (U6). The EEPROM contains adjustment data. The CPU (U2)
controls the EEPROM through two serial data lines. (See Fig. 11.)
Fig. 11 APC Circuit
Display CircuitThe CPU (U2) controls the display LCD and LEDs. When power is on, the CPU will use the P12 line to
control the LCD illumination backlight LEDs.
The brightness function is controlled by the switch Q6 and Q7.
The LCD driver (U3) and CPU (U2) communicate through the CS, WR, DI, lines. (See Fig. 12.)
CK
D/ADT
LD
LE
U505
converter
U205
PLL
U2
CPU
U6
EEPROM
U2
CPU
RF AMP
Q220
DRIVE STAGE
Q212
DRIVE AMP
Q214
FINAL AMP
Q216
ANT
ANT SW LPF
POWERDETD230,D231
APC
CONTROL
VR200U204
14pinU505PC
D210,D211
D203
JT220M
6
CPU
CS
U2LCDU3
LCDCOM0~COM3
SEG0~SEG27driver
WR
DI
Q6,Q7
SW8C
D5
P12
BLUE
CIRCUIT DESCRIPTION
Fig. 12 Display circuit
EncodeThe CTCSS and DCS signal that is output from CPU(U2) of P31 pass through two-way digital switches
and buffer amplifier(U8A) to amplify. The DTMF signal that is output from DTMF encoder passes through
buffer amplifier (U8A) to amplify, and amplified by the other U504 (B/4) to perform IDC operation. The
signal then passes through a low-pass filter (splatter filter) U504 (C/4and D/4) and cuts 3kHz and higher
frequencies. and the resulting signal goes to the D/A converter (U505).
The D/A converter (U505) adjusts the balance between the MOD and CTCSS/DCS levels. Signal of
CTCSS/DCS port is summed with MOD and the resulting signal goes to the VCO. This signal is applied to
a varicap diode in the VCO for direct FM modulation. (See Fig. 13.)
Fig. 13 Encode circuit
DecodeCTCSS/DCS/ DTMF
The signal from (AFWN) entering into AF signal and higher audio frequencies output by pin 1 of U501: A
are cut by low-pass filter U503 and amplified. then led to pin 42 of CPU. The input signal is compared with
the programmed tone frequency code in the CPU. The squelch will open when they match.
The signal (DTMF-DET) goes to P27 (pin 43) of CPU (U2). The DTMF input signal from the DTMF-DET
goes to compared U8B. The compared signal goes to the CPU for processing and be decoded within the
CPU (U2). (See Fig. 14.)
Fig. 14 Decode circuit
2-CHANNELDIGITAL SW
D/AU505
U2CPU
VCO
X200TCXO
U205PLL
DTMF
DCS/CTCSS
U4DTMF
Encode
BUFFER
AMP
U8AU7 TCXOMOD
VCO MOD
AFWN LPF
CPU
U503
U2
FILTERBUFFER AMP
U501D
U8B
COMPARATOR
U501B/U502
LPF/HPFFILTER
DTMF-DET
JT220M
7
CIRCUIT DESCRIPTION
D/A ConverterThe D/A converter (U505) is used to adjust MO modulation, AF volume, TV voltage, FC reference
voltage, and PC POWER CONTROL voltage level.
Adjustment values are sent from the CPU as serial data. The D/A converter has a resolution of 256 and
the following relationship is valid.
Power Supply Circuit
When the POWER switch on the display unit is pressed, the power port on the display unit which is
connected to CPU port 25 (POWER), goes low, then CPU port 31 (P13) goes high, Q103 turns on, SBE
SW (Q100) turns on and power (SBE) is supplied to the radio.
When the DC power supplied to the radio, the voltage regulator IC (U1) supply into the CPU VDD and
reset voltage detect IC (U5). U5 will generate signal (RESET) in to the reset terminal on the CPU (U2) to
carry out a power ON reset.
During receiving, the CPU port 72 (P41) output "H" level. Q101 and Q108 turn on. and reception circuit
is supplied by 8V power supply (8R).
When the receiving is at FM, the CUP port 77 (P46) output "L" level. Q106 turns on and supplies 8V
power supply to FM reception circuit (VFM).
During transmitting, CPU port 78 (P47) output "H" level. Q102 and Q104 turn on. Transmitting circuit
output 8V power supply (8T). (See Fig. 15.)
Fig. 15 Power supply circuit
U2 5M
CPU
Q100SW
Q103SW
U1AVR
U5RST
Q101SW
Q108SW
Q106SWVAM VFM
Q102SW
Q104SW
Q107SW
Q105SW
8R
8T
U100AVR
U101AVR5C
8C
RESET
P13
P46
P41
P4
7
FB
POWER SW
POWER
JT220M
1
ADJUSTMENT
PCB Section
Item ConditionMeasurement Adjustment Specifications
/RemarksTest equipment Terminal Parts Method
1. Setting 1) Power supply voltage
DC Power supply terminal : 13.8V
2. VCO lock
voltage
1) CH: TX high Digital voltmeter TC2 CV201 3.3 V ±0.5V
2) CH: RX high CV200 3.3 V ±0.5V
3) CH: TX low Check More than 0.6V
4) CH: RX low
Transmitter section
Item ConditionMeasurement Adjustment Specifications
/RemarksTest equipment Terminal Parts Method
1. Frequency 1) CH: TX center
2) Transmit
Frequency counter ANT Encoder
knob
Adjust to the frequency Within ±200Hz
2. Maximum
power
alignment
1) CH : TX high
2) Adjustment HEX value : FF
3) Transmit
Power meter VR200 55W
3. High
power
1) CH : TX low
CH : TX low’
CH : TX center
CH : TX high’
CH : TX high
2) Transmit
Encoder
knob
50W ±5.0W
4. Mid
power
1) CH : TX low
CH : TX low’
CH : TX center
CH : TX high’
CH : TX high
2) Transmit
10W ±2W
5. Low
power
1) CH : TX low
CH : TX low’
CH : TX center
CH : TX high’
CH : TX high
2) Transmit
5W ±1W
6. DCS
balance
1) CH : TX center
2) Transmit
Modulation analyzer
or Linear detector
(LPF : 3kHz)
Oscilloscope
Adjust the waveform as
below
7.Max
deviation
1) CH : TX low (Wide)
CH : TX center (Wide/Narrow)
CH : TX high (Wide)
2) AG : 1kHz/120mV
3) Transmit
Modulation
analyzer or linear
detector
(LPF15kHz)
Oscilloscope
AG
AF. V. M
ANT
MIC
±4.3kHz (Wide)
±2.1kHz (Narrow)
According to the large +,
–
±200Hz
±100Hz
JT220M
2
ADJUSTMENTTransmitter section
Item ConditionMeasurement Adjustment Specifications
/RemarksTest equipment Terminal Parts Method
8. MIC
sensitivity
1) CH : TX center (Narrow)
2) AG : 1kHz/4mV
3) Transmit
Modulation
analyzer or linear
detector
(LPF15kHz)
Oscilloscope
AG
AF. V. M
ANT
MIC
Check ±1.7~2.0kHz
(Narrow)
9. CTCSS
fine
deviation
1) CH : TX low (Wide)
CH : TX center (Wide/Narrow)
CH : TX high (Wide)
2) Transmit
Modulation analyzer
or Linear detector
(LPF : 3kHz)
Oscilloscope
Encoder
Knob
±0.7kHz (Wide)
±0.4kHz (Narrow)
±200Hz
±100Hz
10. DCS fine
deviation
1) CH : TX low (Wide)
CH : TX center (Wide/Narrow)
CH : TX high (Wide)
2) Transmit
±0.8kHz (Wide)
±0.4kHz (Narrow)
±200Hz
±100Hz
11. DTMF
deviation
1) CH : TX center (Wide/Narrow)
2) Transmit
±3.0 kHz (Wide)
±1.5kHz (Narrow)
±100Hz
Receiver Section
Item ConditionMeasurement Adjustment Specifications
/RemarksTest equipment Terminal Parts Method
1. Sensitivity 1) CH : RX low (Wide/Narrow)
CH : RX center (Wide/Narrow)
CH : RX high (Wide/Narrow)
2) SSG output:
: –119dBm (0.25μV) (Wide)
: –116dBm (0.35μV) (Narrow)
Mod : 1kHz
Dev : ±3.0kHz (Wide)
Dev : ±1.5kHz (Narrow)
SSG
Oscilloscope
AF V.M
Distortion meter
ANT
EXT. SP
Check SINAD:
12dB or higher
2. Squelch 20 1) CH : TX low (Wide)
CH : TX center (Wide/Narrow)
CH : TX high (Wide)
2) SSG output:
: –116dBm (0.35μV) (Wide)
: –114dBm (0.44μV) (Narrow)
Mod : 1kHz
Dev : ±3.0kHz (Wide)
Dev : ±1.5kHz (Narrow)
Encoder
knob
Adjust to open the
squelch
3. Squelch 1 1) CH : TX low (Wide)
CH : TX center (Wide/Narrow)
CH : TX high (Wide)
2) SSG output:
: –127dBm (0.1μV) (Wide)
: –123dBm (0.16μV) (Narrow)
Mod : 1kHz
Dev : ±3.0kHz (Wide)
Dev : ±1.5kHz (Narrow)
JT220M
1
PARTS LISTDISPLAY UNIT
Ref. No Parts No. Description of item Size (LxW)(mm) Qty Specification
C1-C6 SMT CAPACITOR 0603 6 104±10% 50V
C7-C20 SMT CAPACITOR 0603 14 102±10% 50V
C21-C30 SMT CAPACITOR 0603 10 103±10% 50V
C31-C32 SMT CAPACITOR 0603 2 105±10% 50V
C33-C34 SMT CAPACITOR 0603 2 473±10% 50V
C35-C36 SMT CAPACITOR 0603 2 273±10% 50V
C37 SMT CAPACITOR 1206 1 225±10% 50V
C38 SMT CAPACITOR 0603 1 103±10% 50V
C39-C40 SMT CAPACITOR 0603 2 22P±5% 50V
C41 SMT CAPACITOR 0603 1 120P±5% 50V
C42-C43 SMT CAPACITOR 0603 2 20P±5% 50V
C44 SMT CAPACITOR 0603 1 473±10% 50V
C46 SMT CAPACITOR 0603 1 182P±10% 50V
C47-C48 SMT CAPACITOR 0603 2 NOUSE
C49 SMT CAPACITOR 0603 1 225±10% 50V
C50 SMT CAPACITOR 0603 1 104±10% 50V
C51 SMT CAPACITOR 0603 1 10P±5% 50V
E1 ELECTRO 4×8 1 22uF25V
E2-E4 ELECTRO 4×8 3 47uF/10V
R1 SMT RESISTOR 0603 1 1K±5%
R2 SMT RESISTOR 0603 1 22K±5%
R3-R7 SMT RESISTOR 0603 4 1K±5%
R8 SMT RESISTOR 0603 1 24K±5%
R9-R16 SMT RESISTOR 0603 8 1K±5%
R17 SMT RESISTOR 0603 1 33K±5%
R18 SMT RESISTOR 0603 1 2.2K±5%
R20 SMT RESISTOR 0603 1 1K±5%
JT220M
2
PARTS LISTRef. No Parts No. Description of item Size (LxW)(mm) Qty Specification
R21 SMT RESISTOR 0603 1 51K±5%
R22 SMT RESISTOR 0603 1 33K±5%
R27-R35 SMT RESISTOR 0603 9 10K±5%
R36 SMT RESISTOR 0603 1 220K±5%
R37-R46 SMT RESISTOR 0603 10 47K±5%
R47-R48 SMT RESISTOR 0603 2 12K±5%
R49-R51 SMT RESISTOR 0603 3 470R±5%
R53 SMT RESISTOR 0603 1 220R±5%
R54 SMT RESISTOR 0603 1 100R±5%
R55 SMT RESISTOR 0603 1 470R±5%
R56 SMT RESISTOR 0603 1 4.7K±5%
R57 SMT RESISTOR 0603 1 2.2K±5%
R58 SMT RESISTOR 0603 1 4.7K±5%
R59 SMT RESISTOR 0603 1 470K±5%
R60 SMT RESISTOR 0603 1 22K±5%
R61 SMT RESISTOR 0603 1 56K±5%
R62 SMT RESISTOR 0603 1 33K±5%
R63-R64 SMT RESISTOR 0805 2 56R±5%
R65 SMT RESISTOR 0603 1 1K±5%
R66 SMT RESISTOR 0603 1 8.2K
R67 SMT RESISTOR 0603 1 39K
R68-R70 SMT RESISTOR 0603 3 100K±5%
R71 SMT RESISTOR 0603 1 24K±5%
D1-D2 SMT ZENER DIODE 0805 2 5V1
D5 LCD BACK LIGHT 1 BLUE
D3/D9 SMT LIGHTED DIODE 0603 2 ORANGE
D10-D14 SMT DIODE SOT-323 5 DA221
DS1 LCD 1 GDH-706W
JT220M
3
PARTS LISTRef. No Parts No. Description of item Size (LxW)(mm) Qty Specification
Q1-Q2 SMT DIGITAL TRANSISTOR EMT3 2 DTC114EE
Q3-Q4 SMT DIGITAL TRANSISTOR EMT3 2 DTC144EE
Q5-Q6 SMT TRANSISTOR SOT-23 2 2SC1623
Q7 TRANSISTOR TO-92 1 2SD468
U1 SMT IC TO-92 1 HT7550-1
U2 SMT IC QFP80 1 S3P8249
U3 SMT IC MSK48 1 HT1621M
U4 SMT IC SOP-8 1 HT9200A
U5 SMT IC SOT-23 1 S7133SF
U6 SMT IC SOP-8 1 AT24C64RM(8)
U7 SMT IC SSOP8-P 1 TC4W53FU
U8 SMT IC SSOP8 1 LM2904V
L1-L3 SMT FERRITE BEAD (BLACK) 0805 3 271T
L4-L6 SMT FERRITE BEAD (BLACK) 0603 3 271T
J1 FLAT CABLE CONNECTOR SSOI32F 1 0.5S-1X-32PWB
J2 Jack PJ-3542 1 PHONEJACK STEREO
J3 Mic Connector SKY8 1 HAND MIC INTERFACE
S1 SWITCH 6×3.8×2.5 1 POWER
S2 SWITCH 6×3.8×2.5 1 FUNC
S3 DIAL 1 ENCODER
S4 SWITCH 6×3.8×2.5 1 V/M
S5 SWITCH 6×3.8×2.5 1 MHz
S6 SWITCH 6×3.8×2.5 1 TSQ
S7 SWITCH 6×3.8×2.5 1 CALL
S8 SWITCH 6×3.8×2.5 1 SQL
W1 VARIOUS RESISTOR 1 10K
Y1 CRYSTAL 1 3.58MHz
Y2 SMT CRYSTAL RESONATOR 1 7.3728MHz
JT220M
4
PARTS LISTMAIN UNIT
Ref. No Parts No. Description of item Size (LxW)(mm) Qty Specification
C100-C104 SMT CAPACITOR 0603 5 103±10% 50V
C105-C109 SMT CAPACITOR 0603 5 102±10% 50V
C110-C111 SMT CAPACITOR 0603 2 104±10% 50V
C112-C113 SMT CAPACITOR 0805 2 104±10% 50V
C200-C213 SMT CAPACITOR 0603 14 103±10% 50V
C214 SMT CAPACITOR 0603 1 NOUSE
C215 SMT CAPACITOR 0603 1 103±10% 50V
C216 SMT RESISTOR 0603 1 0R±5%
C217 SMT CAPACITOR 0603 1 470P±10% 50V
C218-C225 SMT CAPACITOR 0603 8 103±10% 50V
C226 SMT CAPACITOR 0603 1 NOUSE
C227-C230 SMT CAPACITOR 0603 4 104±10% 50V
C231 SMT CAPACITOR 0603 1 NOUSE
C232-C237 SMT CAPACITOR 0603 6 104±10% 50V
C238 SMT CAPACITOR 0805 1 104±10% 50V
C240-C246 SMT CAPACITOR 0603 8 104±10% 50V
C248 SMT CAPACITOR 0603 1 104P±5% 50V
C249-C252 SMT CAPACITOR 0603 4 102±10% 50V
C253 SMT CAPACITOR 0603 1 103±10% 50V
C254-C257 SMT CAPACITOR 0603 4 102±10% 50V
C258 SMT CAPACITOR 0603 1 100P±5% 50V
C259-C262 SMT CAPACITOR 0603 3 102±10% 50V
C263 SMT CAPACITOR 0603 1 24P±5% 50V
C264-C265 SMT CAPACITOR 0603 2 102±10% 50V
C268 SMT CAPACITOR 1206 1 102±10% 50V
C268 SMT CAPACITOR 1210 1 102±10% 50V
C269 SMT CAPACITOR 0603 1 102±10% 50V
JT220M
5
PARTS LISTRef. No Parts No. Description of item Size (LxW)(mm) Qty Specification
C270 SMT CAPACITOR 1210 1 102±10% 50V
C271-C280 SMT CAPACITOR 0603 10 102±10% 50V
C281 SMT CAPACITOR 0805 1 470P±10% 50V
C282-C283 SMT CAPACITOR 0603 2 102±10% 50V
C284 SMT CAPACITOR 1206 1 102±10% 50V
C285 SMT CAPACITOR 0603 1 102±10% 50V
C286 SMT CAPACITOR 0603 1 104±10% 50V
C287-C288 SMT CAPACITOR 0603 2 102±10% 50V
C289 SMT CAPACITOR 0603 1 82P±5% 50V
C290 SMT CAPACITOR 0603 1 24P±5% 50V
C291-C292 SMT CAPACITOR 0603 2 NOUSE
C293 SMT CAPACITOR 0603 1 18P±5% 50V
C294-C295 SMT CAPACITOR 0603 2 NOUSE
C296 SMT CAPACITOR 0603 1 18P±5% 50V
C297-C298 SMT CAPACITOR 0603 2 2P±0.1P 50V
C299 SMT CAPACITOR 0603 1 1P±0.1P 50V
C300-C301 SMT CAPACITOR 0603 2 2P±0.1P 50V
C302 SMT CAPACITOR 0603 1 12P±0.25P 50V
C303 SMT CAPACITOR 0603 1 6P±0.1P 50V
C304 SMT CAPACITOR 0603 1 5P±0.1P 50V
C305 SMT CAPACITOR 0603 1 3P±0.1P 50V
C306 SMT CAPACITOR 0603 1 5P±0.1P 50V
C307 SMT CAPACITOR 0603 1 2P±0.1P 50V
C308-C309 SMT CAPACITOR 0603 2 NOUSE
C310-C311 SMT CAPACITOR 1210 2 NOUSE
C312 SMT CAPACITOR 1206 1 1P±0.1P 50V
C313 SMT CAPACITOR 1206 1 NOUSE
C314 SMT CAPACITOR 1210 1 NOUSE
JT220M
6
PARTS LISTRef. No Parts No. Description of item Size (LxW)(mm) Qty Specification
C315 SMT CAPACITOR 0603 1 NOUSE
C316 SMT CAPACITOR 0603 1 470P±10% 50V
C317 SMT CAPACITOR 0603 1 NOUSE
C318-C319 SMT CAPACITOR 1206 2 NOUSE
C320 SMT CAPACITOR 0603 1 103±10% 50V
C321 SMT CAPACITOR 0603 1 22P±5% 50V
C322 SMT CAPACITOR 0603 1 27P±5% 50V
C323 SMT CAPACITOR 1210 1 12P±5% 50V
C324 SMT CAPACITOR 0603 1 4P±0.1P 50V
C325 SMT CAPACITOR 0603 1 24P±5% 50V
C326 SMT CAPACITOR 0603 1 470P±10% 50V
C327 SMT RESISTOR 0603 1 0R±5%
C328-C340 SMT CAPACITOR 0603 13 470P10% 50V
C341 SMT CAPACITOR 0603 1 5P±0.1P 50V
C342-C344 SMT CAPACITOR 0603 3 16P±5% 50V
C345-C346 SMT CAPACITOR 1210 2 NOUSE
C347 SMT CAPACITOR 1210 1 10P±5% 50V
C348 SMT CAPACITOR 0603 1 NOUSE
C349-C350 SMT CAPACITOR 1210 2 15P±5% 50V
C351-C353 SMT CAPACITOR 0603 2 12P±5% 50V
C354 SMT CAPACITOR 0805 1 120P±5% 50V
C355 SMT CAPACITOR 0603 1 5P±0.1P 50V
C356 SMT CAPACITOR 0603 1 6P±0.1P 50V
C357 SMT CAPACITOR 0603 1 9P±0.1P 50V
C358 SMT CAPACITOR 0603 1 12P±5% 50V
C359 SMT CAPACITOR 0603 1 16P±5% 50V
C360 SMT CAPACITOR 0603 1 3.6P±0.1P 50V
C361 SMT CAPACITOR 1210 1 6P±0.1P 50V
JT220M
7
PARTS LISTRef. No Parts No. Description of item Size (LxW)(mm) Qty Specification
C362 SMT CAPACITOR 0603 1 7P±0.25P 50V
C363 SMT CAPACITOR 1210 1 8P±5% 50V
C364-C366 SMT CAPACITOR 0603 3 10P±5% 50V
C367 SMT CAPACITOR 0603 1 10P±0.25P 50V
C368 SMT SMALL FIXED INDUCTOR 0603 1 47NH
C369 SMT CAPACITOR 1210 1 82P±5% 50V
C370 SMT CAPACITOR 1210 1 68P±5% 50V
C371 SMT CAPACITOR 0603 1 56P±5% 50V
C372-C373 SMT CAPACITOR 0603 2 180P±5% 50V
C374 SMT CAPACITOR 1210 1 220P±5% 50V
C375-C377 SMT CAPACITOR 0603 3 100P±5% 50V
C378 SMT CAPACITOR 0603 1 33P±5% 50V
C379 SMT CAPACITOR 0603 1 68P±5% 50V
C380 SMT CAPACITOR 0603 1 680P±10% 50V
C381 SMT CAPACITOR 0805 1 474±10% 50V
C382-C383 SMT CAPACITOR 1210 2 100P±5% 50V
C384 SMT CAPACITOR 1210 1 8P±5% 50V
C385 SMT CAPACITOR 1210 1 12P±5% 50V
C386 SMT CAPACITOR 0603 1 5P±0.1P 50V
C387 SMT CAPACITOR 1210 1 NOUSE
C388-C392 SMT CAPACITOR 0603 5 NOUSE
C393 SMT CAPACITOR 1206 1 1P±0.1P 50V
C394 SMT CAPACITOR 0603 1 3P±0.1P 50V
C395 SMT CAPACITOR 0603 1 NOUSE
C396 SMT CAPACITOR 0603 1 10P±5% 50V
C397 SMT CAPACITOR 0603 1 9P±0.25P 50V
C398-C401 SMT CAPACITOR 0603 4 0.5P±0.1P 50V
C402 SMT CAPACITOR 0603 1 3P±0.1P 50V
JT220M
8
PARTS LISTRef. No Parts No. Description of item Size (LxW)(mm) Qty Specification
C403 SMT CAPACITOR 0603 1 0.75P±0.1P 50V
C404 SMT CAPACITOR 0603 1 22P±5% 50V
C405 SMT CAPACITOR 0603 1 18P±5% 50V
C406 SMT CAPACITOR 0603 1 103±10% 50V
C407 SMT CAPACITOR 0603 1 27P±5% 50V
C408 SMT CAPACITOR 0603 1 2P±0.1P 50V
C409 SMT CAPACITOR 0603 1 30P±5% 50V
C410-C411 SMT CAPACITOR 0603 2 47P±5% 50V
C500-C509 SMT CAPACITOR 0603 10 103±10% 50V
C510-C515 SMT CAPACITOR 0603 5 102±10% 50V
C516-C521 SMT CAPACITOR 0603 6 104±10% 50V
C522 SMT CAPACITOR 0603 1 104P±5% 50V
C523-C526 SMT CAPACITOR 0603 4 104P±5% 50V
C527 SMT CAPACITOR 0603 1 82P±10% 50V
C528-C530 SMT CAPACITOR 0603 3 NOUSE
C531 SMT CAPACITOR 0603 1 39P±5% 50V
C532 SMT CAPACITOR 0603 1 33P±5% 50V
C533 SMT CAPACITOR 0603 1 680P±10% 50V
C534 SMT CAPACITOR 0805 1 474±10% 50V
C535 SMT CAPACITOR 0805 1 474±5% 50V
C536-C537 SMT CAPACITOR 0603 2 390P±10% 50V
C538 SMT CAPACITOR 0603 1 273±5% 50V
C539 SMT CAPACITOR 0603 1 224±5% 50V
C540 SMT CAPACITOR 0603 1 222±5% 50V
C541 SMT CAPACITOR 0603 1 393±5% 50V
C542-C551 SMT CAPACITOR 0603 10 103±5% 50V
C552 SMT CAPACITOR 0805 1 104±10% 50V
C553 SMT CAPACITOR 0603 2 473±5% 50V
JT220M
9
PARTS LISTRef. No Parts No. Description of item Size (LxW)(mm) Qty Specification
C554 SMT CAPACITOR 0603 1 272±5% 50V
C556 SMT CAPACITOR 0603 1 102±5% 50V
C557 SMT CAPACITOR 0805 1 105±10% 50V
C558 SMT CAPACITOR 0603 1 332±5% 50V
C559 SMT CAPACITOR 0603 1 680P±5% 50V
C560 SMT CAPACITOR 0603 1 102±5% 50V
C561 SMT CAPACITOR 0603 1 47P±5% 50V
C562 SMT CAPACITOR 0603 1 333±5% 50V
C563 SMT CAPACITOR 0603 1 103±10% 50V
C564-C565 SMT CAPACITOR 0603 2 104±10% 50V
C800-C807 SMT CAPACITOR 0603 7 NOUSE
E100-E101 ELECTRO 10×15 2 470uF25V
E102-E105 ELECTRO 4×8 4 47uF25V
E200 ELECTRO 4×8 1 47uF25V
E202 SMT TANTALUM CAPACITOR A type 1 0.22uF±20% 35V
E203 ELECTRO 5×8 1 100uF16V
E204 ELECTRO 5×8 1 47uF25V
E205 SMT TANTALUM CAPACITOR B type 1 33uF±20% 10V
E206-E208 SMT TANTALUM CAPACITOR A type 3 10uF±20% 10V
E209 SMT TANTALUM CAPACITOR A type 1 0.22uF±20% 35V
E210 SMT CAPACITOR 1206 1 220P±5% 50V
E211 SMT TANTALUM CAPACITOR A type 1 4.7uF±20% 16V
E212 SMT TANTALUM CAPACITOR A type 1 0.1uF±20% 35V
E500-E509 SMT TANTALUM CAPACITOR A type 10 1uF±20% 16V
E510-E515 SMT TANTALUM CAPACITOR A type 6 10uF±20% 10V
E516 SMT TANTALUM CAPACITOR A type 1 4.7uF±20% 6.3V
E517 SMT TANTALUM CAPACITOR A type 1 2.2uF±20% 16V
E518 SMT CAPACITOR 1206 1 563±10% 50V
JT220M
10
PARTS LISTRef. No Parts No. Description of item Size (LxW)(mm) Qty Specification
E519 ELECTRO 4×8 1 4.7uF16V
E520 ELECTRO 4×8 1 10uF16V
E521 ELECTRO 8×15 1 330uF25V
E522 SMT TANTALUM CAPACITOR A type 1 2.2uF±20% 10V
E523 SMT TANTALUM CAPACITOR A type 1 2.2uF±20% 16V
R100 SMT RESISTOR 2010 1 470R±5%
R101 SMT RESISTOR 0603 1 4.7K±5%
R102 SMT RESISTOR 0603 1 10K±5%
R103 SMT RESISTOR 0603 1 3.3K±5%
R104-R105 SMT RESISTOR 0603 2 47K±5%
R106 SMT RESISTOR 0805 1 1K±5%
R200-R201 SMT RESISTOR 0603 2 15K±5%
R202 SMT RESISTOR 0603 1 3.9K±5%
R203 SMT RESISTOR 0603 1 3.3K±5%
R204-R210 SMT RESISTOR 0603 7 10K±5%
R211 SMT RESISTOR 0603 1 330K±5%
R212 SMT RESISTOR 0603 1 27K±5%
R213 SMT RESISTOR 0603 1 10K±5%
R214 SMT RESISTOR 0603 1 15K±5%
R215-R216 SMT RESISTOR 0603 2 10K±5%
R217-R218 SMT RESISTOR 0603 2 100K±5%
R219-R220 SMT RESISTOR 0603 2 10K±5%
R221 SMT RESISTOR 0603 1 1K±5%
R222 SMT RESISTOR 0603 1 NOUSE
R223-R224 SMT RESISTOR 0603 2 22K±5%
R226-R227 SMT RESISTOR 0603 2 22K±5%
R228 SMT RESISTOR 0603 1 5.6K±5%
R229 SMT RESISTOR 0603 1 820R±5%
JT220M
11
PARTS LISTRef. No Parts No. Description of item Size (LxW)(mm) Qty Specification
R230 SMT RESISTOR 0603 1 1K±5%
R231 SMT RESISTOR 0603 1 470R±5%
R232 SMT RESISTOR 0603 1 NOUSE
R233 SMT RESISTOR 2010 1 470R±5%
R234-R235 SMT RESISTOR 0603 2 470R±5%
R236-R237 SMT RESISTOR 0603 2 100R±5%
R238 SMT RESISTOR 0603 1 150R±5%
R239 SMT RESISTOR 0603 1 1K±5%
R240 SMT RESISTOR 0603 1 100R±5%
R241 SMT RESISTOR 0603 1 NOUSE
R242-R244 SMT RESISTOR 0603 3 100R±5%
R245 SMT RESISTOR 2010 1 100R±5%
R246 SMT RESISTOR 0603 1 100R±5%
R247-R249 SMT RESISTOR 0603 3 100K±5%
R250 SMT RESISTOR 0603 1 39K±5%
R251-R256 SMT RESISTOR 0603 6 100K±5%
R257 SMT RESISTOR 0603 1 300K±5%
R258-R260 SMT RESISTOR 0603 3 100K±5%
R261-R262 SMT RESISTOR 0603 2 680R±5%
R263-R265 SMT RESISTOR 0603 3 1 K±5%
R266 SMT RESISTOR 0603 1 NOUSE
R267 SMT RESISTOR 0603 1 330R±5%
R268-R271 SMT RESISTOR 0603 4 1 K±5%
R272-R274 SMT RESISTOR 0603 3 220R±5%
R275 SMT RESISTOR 0603 1 NOUSE
R276-R277 SMT RESISTOR 0603 2 470K±5%
R278 SMT RESISTOR 0603 1 47K±5%
R279 SMT RESISTOR 0603 1 NOUSE
JT220M
12
PARTS LISTRef. No Parts No. Description of item Size (LxW)(mm) Qty Specification
R280-R281 SMT RESISTOR 0603 2 10K±5%
R282 SMT RESISTOR 0603 1 0R±5%
R283-R284 SMT RESISTOR 0603 2 NOUSE
R285 SMT RESISTOR 0603 1 100R±5%
R286 SMT RESISTOR 0603 1 100K±5%
R287 SMT RESISTOR 0603 1 NOUSE
R288 SMT RESISTOR 0603 1 10K±5%
R289 SMT RESISTOR 0603 1 12K±5%
R290 SMT RESISTOR 0603 1 47R±5%
R291 SMT RESISTOR 0603 1 330K±5%
R292 SMT RESISTOR 0603 1 4.7K±5%
R293-R294 SMT RESISTOR 0603 2 NOUSE
R295 SMT RESISTOR 0603 1 2.2K±5%
R296 SMT RESISTOR 0603 1 180K±5%
R297-R299 SMT RESISTOR 0603 3 NOUSE
R300 SMT RESISTOR 0603 1 2.2K±5%
R301 SMT RESISTOR 0603 1 220R±5%
R302 SMT RESISTOR 0603 1 1K±5%
R303-R304 SMT RESISTOR 0603 2 47K±5%
R305 SMT RESISTOR 0603 1 4.7K±5%
R306-R310 SMT RESISTOR 0603 5 47K±5%
R311-R312 SMT RESISTOR 0603 2 270R±5%
R313 SMT RESISTOR 0603 1 470R±5%
R314 SMT RESISTOR 0603 1 18R±5%
R315-R316 SMT RESISTOR 0603 2 22R±5%
R317 SMT RESISTOR 0603 1 470K±5%
R319 SMT RESISTOR 0603 1 3.9K±5%
R320 SMT RESISTOR 0805 1 68R±5%
JT220M
13
PARTS LISTRef. No Parts No. Description of item Size (LxW)(mm) Qty Specification
R321 SMT RESISTOR 0603 1 1K±5%
R322 SMT RESISTOR 0603 1 NOUSE
R323 SMT RESISTOR 0603 1 18K±5%
R325 SMT RESISTOR 1206 1 68R±5%
R326 SMT RESISTOR 0603 1 470R±5%
R327 SMT RESISTOR 0603 1 330R±5%
R328-R329 SMT RESISTOR 0603 2 NOUSE
R330 SMT RESISTOR 0603 1 220K±5%
R331 SMT RESISTOR 0603 1 120K±5%
R332 SMT RESISTOR 0603 1 10R±5%
R333 SMT RESISTOR 0603 1 47R±5%
R334 SMT RESISTOR 0603 1 51K±5%
R335 SMT RESISTOR 0603 1 4.7K±5%
R336 SMT RESISTOR 0603 1 1.5K±5%
R337 SMT RESISTOR 1206 1 33R±5%
R338 SMT RESISTOR 0603 1 270R±5%
R339 SMT RESISTOR 0603 1 470K±5%
R340 SMT RESISTOR 0603 1 270K±5%
R341 SMT RESISTOR 0603 1 15K±5%
R342 SMT RESISTOR 0603 1 1K±5%
R343 SMT RESISTOR 0603 1 330K±5%
R344 SMT RESISTOR 0603 1 1.8K±5%
R345 SMT RESISTOR 0603 1 NOUSE
R500 SMT RESISTOR 0603 1 470R±5%
R501 SMT RESISTOR 0603 1 8.2K±5%
R502-R506 SMT RESISTOR 0603 5 10K±5%
R507 SMT RESISTOR 0603 1 3.3K±5%
R508-R510 SMT RESISTOR 0603 3 47K±5%
JT220M
14
PARTS LISTRef. No Parts No. Description of item Size (LxW)(mm) Qty Specification
R511-R517 SMT RESISTOR 0603 7 1K±5%
R518 SMT RESISTOR 0603 1 10K±5%
R519 SMT RESISTOR 0603 1 2K±5%
R520 SMT RESISTOR 0603 1 1K±5%
R521 SMT RESISTOR 0603 1 20K±5%
R522 SMT RESISTOR 0603 1 22K±5%
R523 SMT RESISTOR 0603 1 1.5K±5%
R524 SMT RESISTOR 0603 1 100R±5%
R525-R539 SMT RESISTOR 0603 15 100K±5%
R540 SMT RESISTOR 0603 1 NOUSE
R541 SMT RESISTOR 0603 1 1K±5%
R542-R544 SMT RESISTOR 0603 3 NOUSE
R545 SMT RESISTOR 0603 1 30K±5%
R546 SMT RESISTOR 0603 1 22K±5%
R547 SMT RESISTOR 0603 1 0R±5%
R548-R549 SMT RESISTOR 0603 2 2.2K±5%
R550 SMT RESISTOR 0603 1 1K±5%
R551 SMT RESISTOR 0603 1 3.9K±5%
R552-R553 SMT RESISTOR 0603 2 1M±5%
R554-R559 SMT RESISTOR 0603 6 0R±5%
R560 SMT RESISTOR 0603 1 18K±5%
R561 SMT RESISTOR 0603 1 120K±5%
R562 SMT RESISTOR 0603 1 33K±5%
R563 SMT RESISTOR 0603 1 470K±5%
R564 SMT RESISTOR 0603 1 390K±5%
R565 SMT RESISTOR 0603 1 39K±5%
R566 SMT RESISTOR 0603 1 56K±5%
R567 SMT RESISTOR 0603 1 120K±5%
JT220M
15
PARTS LISTRef. No Parts No. Description of item Size (LxW)(mm) Qty Specification
R568 SMT RESISTOR 0603 1 56K±5%
R569 SMT RESISTOR 0603 1 12K±5%
R570 SMT RESISTOR 0603 1 68K±5%
R571 SMT RESISTOR 0603 1 25.5K±1%
R572 SMT RESISTOR 0603 1 5.11K±1%
R573 SMT RESISTOR 0603 1 634K±1%
R574 SMT RESISTOR 0603 1 15.8K±1%
R575 SMT RESISTOR 0603 1 29.4K±1%
R576 SMT RESISTOR 0603 1 11.5K±1%
R577 SMT RESISTOR 0603 1 150K±1%
R578 SMT RESISTOR 0603 1 4.22K±1%
R579 SMT RESISTOR 0603 1 715K±1%
R580 SMT RESISTOR 0603 1 22K±5%
R581 SMT RESISTOR 0603 1 39K±5%
R582 SMT RESISTOR 0603 1 680K±5%
R583 SMT RESISTOR 0603 1 100K±5%
R584 SMT RESISTOR 0603 1 9.1K±5%
R585 SMT RESISTOR 0603 1 8.2K±5%
R586 SMT RESISTOR 0603 1 12K±5%
R587 SMT RESISTOR 0603 1 560R±5%
R589 SMT RESISTOR 0603 1 56K±5%
R800-R807 SMT RESISTOR 0603 8 NOUSE
RT200 SMT RESISTOR ARRAY 0603 1 NOUSE
D100 SURGE ABSORBER 1 ZSA5A27
D200-D201 SMT DIODE SOT-416 2 DAN235E
D202 SMT RESISTOR 0603 1 0R±5%
D203 SMT DIODE SOT-416 1 DAN235E
D204 SMT CAPACITOR 0603 1 470P±5% 50V
JT220M
16
PARTS LISTRef. No Parts No. Description of item Size (LxW)(mm) Qty Specification
D205-D208 SMT VARIABLE CAPACITANCE DIODE SC-79 4 HVC350
D210-C211 DIODE DO-35 2 L407CDB
D212-D213 SMT DIODE 1206 2 NOUSE
D214 SMT DIODE SOT-523 1 NOUSE
D215 SMT VARIABLE CAPACITANCE DIODE 0603 1 NOUSE
D216 SMT VARIABLE CAPACITANCE DIODE 0805 1 NOUSE
D217 SMT VARIABLE CAPACITANCE DIODE 0805 1 JDV2S14E(FH)
D218 SMT VARIABLE CAPACITANCE DIODE 0805 1 NOUSE
D219-D220 SMT VARIABLE CAPACITANCE DIODE 0805 2 JDV2S14E(FH)
D221-D222 SMT VARIABLE CAPACITANCE DIODE 0805 2 NOUSE
D223 SMT VARIABLE CAPACITANCE DIODE 0805 1 JDV2S14E(FH)
D224-D225 SMT DIODE 0805 2 1SS355
D226-D227 SMT DIODE SC-79 2 MA2S111
D228 SMT ZENER DIODE 0805 1 5.1V
D229 SMT ZENER DIODE 0805 1 8.2V
D230-D231 SMT DIODE SC-70 2 MA742
D232 SMT VARIABLE CAPACITANCE DIODE 0805 1 1SV214
D233-D234 SMT CAPACITOR 0805 2 120P±5% 50V
D500 SMT DIODE SOT323 1 NOUSE
D501 SMT DIODE SC70 1 1SS372
D502 SMT DIODE SOT-416 1 DAN222
Q100 SMT TRANSISTOR SC-62 1 2SB1386
Q101 SMT TRANSISTOR SOT-23 1 2SB624
Q102 SMT TRANSISTOR SC-62 1 2SB1132
Q103-Q104 SMT DIGITAL TRANSISTOR SC70 2 DTC114EU
Q105 SMT DIGITAL TRANSISTOR EMT3 1 DTC144EE
Q106-Q107 SMT DUAL DIGITAL TRANSISTOR SC-88A 2 UMC4N
Q108 SMT DIGITAL TRANSISTOR EMT3 1 DTC114EE
JT220M
17
PARTS LISTRef. No Parts No. Description of item Size (LxW)(mm) Qty Specification
Q200-Q201 SMT DUAL DIGITAL TRANSISTOR SC-88A 2 UMC4N
Q202 SMT DUAL DIGITAL TRANSISTOR SC-88A 1 NOUSE
Q203 SMT DIGITAL TRANSISTOR EMT3 1 DTA114YE
Q204 SMT TRANSISTOR SC-70 1 2SC4215
Q205-Q206 SMT FET SOT-143 2 3SK318
Q207 SMT TRANSISTOR SC-70 1 2SC4226
Q208 SMT TRANSISTOR SC-70 1 NOUSE
Q209-Q210 SMT TRANSISTOR SC-70 2 2SC4226
Q211 SMT TRANSISTOR SC-70 1 2SC4215
Q212 SMT FET SOT-89 1 2SK3078A
Q213 SMT DIGITAL TRANSISTOR EMT3 1 DTA114EE
Q214 SMT FET PLD 1 RD07
Q216 SMT FET TO500 1 MRF7042
Q217-Q218 SMT FET SOT-323 2 2SK1875
Q219 SMT FET SOT-523 1 2SJ243
Q220 SMT TRANSISTOR SOT-89 1 2SC3357
Q221 SMT TRANSISTOR SOT-23 1 2SC1623
Q223 SMT TRANSISTOR SOT-523 1 2SA1832
Q224 SMT TRANSISTOR SOT-523 1 2SC4738
Q225 SMT DIGITAL TRANSISTOR EMT3 1 NOUSE
Q500 SMT DIGITAL TRANSISTOR EMT3 1 DTC144EE
Q502 SMT TRANSISTOR SC-70 1 2SC4181
U100 SMT IC TO-220 1 MC7808
U101 SMT IC TO-92 1 MC78L05
U200 SMT IC SSOP16 1 TA31136F
U201 SMT IC TO-92 1 MC78L05
U202 SMT IC SSOP8 1 LM2904V
U203 SMT IC TO-220 1 KIA278R06PI
JT220M
18
PARTS LISTRef. No Parts No. Description of item Size (LxW)(mm) Qty Specification
U204 SMT IC SSOP8 1 LM2904V
U205 SMT IC SSOP20 1 LMX1511TM
U500 SMT IC SOP16 1 MC33111
U501-U504 SMT IC SSOP14 4 NJM2902
U505 SMT IC SSOP24 1 M62364F
U506 SMT IC SIP10F 1 LA4600
U800 SMT IC SSOP16 1 NOUSE
L200 SMT CAPACITOR 0805 1 4P±0.1P 50V
L201 SMT WIRE WOUND INDUCTOR 0805 1 560NH
L202 SMT WIRE WOUND INDUCTOR 0805 1 270NH
L203 SMT SMALL FIXED INDUCTOR 0603 1 NOUSE
L204-L207 SMT AIR-CORE COIL 4 0.35×1.4×6T
L208 SMT CAPACITOR 0805 1 2P±0.1P 50V
L209 SMT RESISTOR 0805 1 0R±5%
L210-L211 SMT SMALL FIXED INDUCTOR 0603 1 47NH
L212 SMT WIRE WOUND INDUCTOR 0805 1 39NH
L213-L214 SMT WIRE WOUND INDUCTOR 0805 2 NOUSE
L215 SMT WIRE WOUND INDUCTOR 0805 1 33NH
L216-L217 SMT FERRITE BEAD (BLACK) 0805 2 30T
L218 SMT WIRE WOUND INDUCTOR 0603 1 8.2NH
L219 SMT WIRE WOUND INDUCTOR 0603 1 6.8NH
L220 SMT AIR-CORE COIL 1 0.5×1.8×3T
L221 SMT RESISTOR 0805 1 0R±5%
L222 AIR-CORE COIL 1 0.8×3.5×5.5T
L223 SMT WIRE WOUND INDUCTOR 0805 1 NOUSE
L224 AIR-CORE COIL 1 SHOT
L225 AIR-CORE COIL 1 0.8×2.9×1.5T
L226 AIR-CORE COIL 1 0.6×2.5×5.5T
L227-L229 AIR-CORE COIL 3 0.8×3.3×3.5T
JT220M
19
PARTS LISTRef. No Parts No. Description of item Size (LxW)(mm) Qty Specification
L230-L231 SMT WIRE WOUND INDUCTOR 0805 2 NOUSE
L232 SMT AIR-CORE COIL 1 NOUSE
L233-L234 SMT SMALL FIXED INDUCTOR 0603 2 10uH
L235 SMT WIRE WOUND INDUCTOR 0805 1 33NH
L236-L237 SMT WIRE WOUND INDUCTOR 0603 2 100NH
L238 SMT SMALL FIXED INDUCTOR 0603 1 10uH
L239 SMT WIRE WOUND INDUCTOR 0603 1 220NH
L240-L243 SMT FERRITE BEAD (BLACK) 0603 4 271T
L244 SMT SMALL FIXED INDUCTOR (BLOVE) 2520 1 10uH
L245-L246 AIR-CORE COIL 2 0.5×3×9.5T
L247 SMT WIRE WOUND INDUCTOR 0805 1 22NH
L248 SMT SMALL FIXED INDUCTOR 0603 1 27NH
L249-L250 SMT FERRITE BEAD (BLACK) 0603 2 271T
L251-L252 SMT SMALL FIXED INDUCTOR 0603 2 560NH
CB200 CERAMIC FILTER 1 C24
CF200 CERAMIC FILTER 1 CFW450G
CF201 CERAMIC FILTER 1 CFW450F
CV200-CV201 CERAMIC TRIMMER CAPVAR3 2 3-10P
J500 FLAT CABLE CONNECTOR (Erection type) SIPM32 1 0.5S-1-32PB
J501 MIC SOCKET 3.5mm SD-3.5A 1 PHONE-DC
J502 JACK 1 SP JACK
J503 JACK 1 CON6
LS500 SPEAKER 1 SPK-8R-56
X200 SMT TCXO 1 19.200MHz
XF200-XF201 SMT CRYSTAL FILTER 2 38.5MHz
VR200 SMT VARIOUS RESISTOR VER2×3 1 47K±5%
VR500 SMT VARIOUS RESISTOR VER2×3 1 47K±5%
F100 SMT RESISTOR 1206 1 0R
JT220M
PC board views
PC board views
JT220M
PC board views
JT220M
PC board views
JT220M
PC board views
JT220M
PC board views
JT220M
PC board views
JT220M
PC board views
JT220M
JT220M
C296
6P(B) Q2072SC4226(R24)R223
22K
R30447K
R2391K
R243
100RC274102P
L21047NH
C255102P
C371
56P
R3002K2
R21415K
R258100K
R240
100R
R33210R C277
102PC276102P
C3583P(B)
C330471P
R31522R
L21239NH-X
C260102P
C357
6P(B)
G1
D2
S3
Q212
2SK3078A(UW)R33347R
R334
51K
R33733R
R20115K
C278102P
L21533NH-X
L21630T
C210103P
C322
27PC317NOUSE
C32524P
C29316P
G1
D2
S3
Q214
RD07
8T
C259102P
C236104P
C209103P
L220
0.5X1.8X3T(17.5NH)C264102P
C374
221PFC354121P
G1
D2
S3
Q216
MRF7042
C36982PF
C37068PF
R233
470R
R3354K7
R3361K5C335
471PR301220R
R3054K7
C281471P
L222H0.8X3.5X5.5T(9mm)
C345NOUSE
C310NOUSE
C311NOUSE
C346NOUSE
C382101PF
C268
102PF
R245
100R
L226H0.6X2.5X5.5T
C3848PF
L227
H0.8X3.3X3.5T
C393
1P(B)
C312
1P(B)
X1
Y2
P200RCA
L228
H0.8X3.3X3.5T
C338471P
C337471P
R22622K
R22722K
C215103P
C212103P E204
47uF/25V/H
C267102P
C381474P
SB
3
21
84
U204A
LM2904V5
67
U204B
LM2904V
VR20047KR202
3K9
C285102PR234
470R
R339
470K
R30747K
R2711K
R341
15KC336471P
C400
0P5(B)
C401
0P5(B)
D225
1SS355
R327330R
R274220R
C244
104P
R338
270R
C245104P
8T
D2298.2V
C282102P
C279102P
C243104P
TP202POINT
TP201POINT
11
22
33
D230MA742
11
22
33
D231MA742
C329471P
C211103P
C262102P
R259100K
C240104P
C263
24P
R2651K
R320
68R
R314
18R
C3638PF
C3616PF
C387NOUSE
C383101PF
C38512PF
C313
NOUSE
L224
SHOT
L225
0.8X2.9X1.5T
D212
NOUSEL245H0.5X3X9.5T
C222103PC284
102P
C270
102PFC34915PF
L229
H0.8X3.3X3.5T
C35015PF
C314NOUSE
C32312PF
L246H0.5X3X9.5T
C221103P
8T
R328
NOUE
Q225NOUSE
t
RT200NOUSE
SBE
C226NOUE
R325
68RC380681PL219
6N8H-X
L218
8N2H-XR312270R
R311270R
C258101P
R2641K
11
22
33
D203
DAN235E
D213NOUSE
D210
L407CDB
C216
R0R297NOUSE
11
22
33
D204
471P
R298
NOUSEC391
NOUSEL231
NOUSE
L230
NOUSE
L214
NOUSE
L213
NOUSEC395NOUSE
C392NOUSE
C348
NOUSE
C390
NOUSEC389NOUSE
C388NOUSE
Q208
NOUSE
R329NOUSE
L223
NOUSE
R232
NOUSE
R241
NOUSE
D202
R0
C213103P
C214NOUSE
C351
12P C39610P
C3603P6(B)
C299
1P(B)
C3045P(B)
C3036P(B)
C3555P(B)
C298
2P(B) C34316P
R299NOUSE
R253100K
R238150R
R25039K
R252100K
R21227K
R30347K
R237
100R
11
22
L2070.35X1.4X6T
L2060.35X1.4X6T
C34416P
C35916P
G11
G22
D3
S4
Q206
3SK318
C253103P
C254102P
L2050.35X1.4X6T
C252102P
D207HVC350 D208
HVC350D206HVC350
R3021K
C3415P(B)
R249100K
L2040.35X1.4X6T
C342
16P
D205HVC350
R248
100K
G11
G22
D3
S4
Q205
3SK318
R294NOUSE
C207103P
C205103P
C206103P
R293NOUSE
VAM
VFM
VFM
C326471P
R211330K
R277470K
R291330K
R276
470K
R275
NOUSE
R29047R
C249102P
L202
270NH-X
C251102P
C321
22P
C289
82P
C309NOUSE
R272
220R
R262680RR247
100K
C202103P
R261
680R
XF20038.85MHz
XF20138.85MHz
C30212P(C)
C3072P(B)
C2972P(B)
C203
103P
C378
33P R236
100R
R3193K3
C373
181P
C372
181P
C379
68P
C225
103P
R231470R
R263
1K
C201103P
C367
10P(C)
Q204
2SC4215
8R
8R
R296
180K
R251100K
R266
NOUSE
R30947K
R2952K2
R229820R
R254100K
E2020.22uF/35V
R317470K
R217
100K
R215
10K
R20910K
R213
10K
C248
104P
C339471P
C232104P
C271102P
C272102P
C273102P
C269
102P
R260
100K
C320103PR286
100K
C291
NOUSE
C295NOUSE Y200
NOUSE
C208103P
E20047uF/25V
C235104P
8R
Vout1
Vss
2
Vin3
U201MC78L05 VIF
VIF
C230104P
C229104P
CB200C24(450K)
VIF
D2241SS355
Q2202SC3357(RF)
CLK11
OSC IN1
FIN10
DATA13
LE14
FC15
PWDN19
DO6
LD8
OSC OUT3
BISW16
FOUT17
PMPp18
PMPr20
NC2
NC9
NC12
VP
4V
CC
5
GN
D7
U205
LMX1511TM(20)
L209
R0
C3627P(C)
C256102P
8C
C352
12P
D3
G2
S1
Q217
2SK1875
C3865P(B)
C4023P(B)
C398
0P5(B)
C4030P75(B)
C3943P(B)
C290
24PC3569P(B)
C224103P
B12
E11
C15
C24
E23
Q201
UMC4N
L233
10uH
L23533NH-X
L21147NH
11
22
L236100NH
11
22
L237
100NH
R326470R
R31622R
R322
NOUSE
R30847K
R244
100R
R331
120K
R242100R
R282
R0
C218103P
CV2003-10P
D221NOUSE
D217
JDV2S14E(FH)
C3244P(B)
D3
G2
S1
Q218
2SK1875
C3065P(B)
C3053P(B)
C3990P5(B)
C404
22P
L234
10uH
L24722NH-X
L239220NH
L238
10uH
R313470R
R246100R
C223103P CV201
3-10P
D222NOUSE
D218
NOUSE
Q2092SC4226(R24)
VCO
C332471P
L240271T
L243
271T
L242
271T
Q2212SC1623
E20533uF/10V
R2924K7C333
471P
D226
MA2S111C334471P
VCO
D2321SV214(T1)
VCO
8C
Q2102SC4226(R24)
R230
1K
TP203CV
R21910K
R267330R
E211
4.7uF/16V
R321
1K
R342
1K
E2120.1uF/35V
E2090.22uF/35V
Q224
2SC4738(GR)
Q223
2SA1832(GR)
C316471PR280
10K
R289
12K
R281
10K
R28810K
R30647K
D228
5.1V
C280102P
8C
C219103P
E20610uF/10V
C220103P
L241271T
5C
D227
MA2S111
C200103P
C287
102P
C36510P
C36410P
R2285K6
L248
27NH
E20810uF/10V
XOUT3
GND2
VC1
VCC4
X200
19.200MHz(NKG3140B-5*3.2)
L244
10uH-XL
R235
470R
R273
220R
R330220K
C300
2P(B)
C301
2P(B)
C340471P
8C
R255100K
C242104P
C283102P
E20710uF/10V
C241104P
PLL CLOCK LINE
PLL DATA LINE
PLL STB ENABLE
PLL LD LINE
DET
SQUELCH DET
MOD-AUDIO
PC/TV
MOD-SUB
R268
1KR269
1KR270
1K
Q203DTA114YE
11
22
33
D201DAN235E
11
22
33
D200DAN235E C233
104P
R20510K
R20710K
R20810K
R20610K
C234104P
C228104P
C227104P
WIDE/NARROW
R210
10K
R20410K
R200
15K
RSSI
RX/TX
C217
471P
C327
R0
8R C36847NH
L2004P(B)
C250102P
C204103P
R2033K3
C288102P
C246104P
FREQ-CONT
TP200POINT
WIDE/NARROWSWITCH
NARROW
WIDE
FM DEMODULATION
IF AMP
MIXERAM/FM
SWITCH
FM RF AMP
AM RF AMP
AM/FMSWITCH
ANT SWITCH
APC VOLTAGEDETECTOR
APC CONTROLLER
PC/TVSWTEMPERATUREPROTECTION
SWITCH
FINAL AMP
DRIVE AMP
DRIVE STAGE
RF SWITCHRF AMP
RX VCO
TX VCO
BUFAMP
MODULATION
FREQCONTROL
R/T SW
LIPPLEFILTER
CHARGE PUMP
PLL SYNTHESIZERRF AMP
TXCO
C34710PF
C257102P
C331471P
D214NOUSE
R256100K
R257
300K
B12
E11
C15
C24
E23
Q200
UMC4N
C318NOUSE
C319NOUSE
C294NOUSEC353
12P
C375101P
C376101P
C377101P
G1
D2
S3
Q2192SJ243
R283
NOUSE
8T
L221
R0(0805)
R27847K
C328
471P
R340270K
E203100uF/16V/H
D223JDV2S14E(FH)
D219
JDV2S14E(FH)
D216
NOUSE
D220JDV2S14E(FH)
C275102P
C397
9P(C)
R279
NOUSEC315NOUSE
D215NOUSE
11
22
L232NOUSE
L208
2P(B)
C308NOUSE
L203
NOUSE
L201560NH-X
C238104P
VFM
C286104P
C265
102P
L21730T
AF/SQ
R31047K
R22422K
Q213DTA114EE
C237104P
VIF
5C
TEMP
11
33
22
CF200CFW450G(TOKO)
11
33
22
CF201CFW450E(TOKO)
C292NOUSE
R220
10K
C36610P
B1
2
E1
1C
15
C2
4E
23
Q202NOUSE
SBE
8T
3
21
84
U202A
LM2904V
5
67
U202B
LM2904V
R218
100K
R323
18K
R287NOUSE
E210221P(1206)
8R
D211
L407CDB
R21610K
D234
121P(0805)
D233121P(0805)
L250271T
L249
271T
TP204
RF
TP2051ST
R284NOUSE
R3441K8
C41147P
Q2112SC4215
R343330K
C40518P
R285100R
C4082P(B)
L251560NH
L252560NH
C406103P
C40727P
C40930P
C41047P
VIF
R345NOUSE
OS
CIN
1
OS
CO
UT
2
MIX
OU
T3
VC
C4
IFIN
5
DE
C6
FIL
OU
T7
FIL
IN8
AF
OU
T9
QU
AD
10
IFO
UT
11
RS
SI1
2
N-D
ET
13
N-R
EC
14
GN
D1
5
MIX
IN1
6
U200TA31136FN
VIF
C231
NOUSE
Vout2
GN
D3
Vin1
CE4
U203KIA278R06PI
R222
NOUSE
R2211K
8T
VOLTAGEREGULATOR
VOLTAGEREGULATOR
SCHEMATIC DIAGRAM
JT220M
R50610K
R580
22K
R579715K-1%
C555152P(J)
R50847K
C539224P(J)
R563
470K
R507
3K3
C53139P
R57125K5-1%
R52120K
R57611K5-1%
C554272P(J)
R577150K-1%
C503103P
C521
104P
R57415K8-1%
R5725K11-1%
C553473P(J)
E512
10uF/10V
R530100K
C541393P(J)
R573634K-1%
C537391P R564
390K
R57529K4-1%
C540222P(J)
R5784K22-1%
R566
56K
C522104P(J)R528
100K
R516
1K
R570
68K
C556
102P(J)
R527
100K
R5531M
R581
39K
R56539K
R531
100K
C517104P
C516104P
R569
12K
C501103P
R562
33K
R547
20K
DET
C542
103P(J)
C543
103P(J)
C544
103P(J)
C545
103P(J)
C546
103P(J)
C547
103P(J)
C548
103P(J)
C549
103P(J)
C550
103P(J)
C538
273P(J)
C519104P
R532
100K
R5521M
E503
1uF/16V
C523
104P
SUBO
SUBB
E506
1uF/16V
5C5C
5C
E5051uF/16V
E51410uF/10V
VB
VBVB
VBVB
VB
R518
10K
C561
47P
E509
1uF/16V
C526
104P
R50947K
C560
102P(J)
R510
47K
11
22
33
D501
1SS372
R560
18K
R583
100K
C525104P
E5222.2uF/10V
R500
470R
5CR558R0
E508
1uF/16V
R568
56K
R557R0
VB
R561
120KC532
33P
R584
9K1
R5501K
E502
1uF/16V
C524
104PR539100K
R538
100K
R582680K
VB
C559681P(J)
R537
100K
R536
100K
C558
332P(J)
C52782P
R519
2K
C518
104P
R523
1K5
5C
C502103P
R533
100K
R534
100K
R535
100K
R567
120K
C536
391P
VB
SQUELCH DET
MOD-AUDIO
MOD-SUB
Vin11
Vout12
Vout23
Vin24
VDD5
LD6
CLK7
DI8
Vin39
Vout310
Vout411
vin412
vin513
Vout514
Vout615
Vin616
DO17
VDAref18
RESET19
GND20
Vin721
Vout722
Vout823
Vin824
U505
M62364F
FREQ-CONT
C507103P
C505103PE516
4.7uF/6.3V
E51510uF/10V
R517
1K
R515
1K
R544NOUSE
C506103P
Q5022SC4181
D502DAN222
C552
104P
5C
5CC504103P
AFWN
SQL
DTMF-DET
AFM
E507
1uF/16V
E518
563P(1206)
AFWN
AF-IN
AF-INMODAO
MODAOMODBO
MODBO
SUB
MODAI
MODAIFRQO
FRQO
AM-SW
WIDE/NARROWRSSI
RX/TX
PLL CLOCK LINEPLL DATA LINE
PLL STB ENABLEPLL LD LINE
PC/TVPC/TVO
PC/TVO
ELD
CLK
DAT
SUB
DTMF
C557
105P
R520
1K
VLO
MICM
MICO
MICO
BB
CC
EE
Q500DTC144EE
SBE
C509103P
LS500
SPK-8R-56
E521330uF/25V-10*16
A1
B2
C3
J502
PHONEJACK
VLO
C508103P
123456789
1011121314151617181920212223242526272829303132
J500
MA
ININ
TE
RFA
CE
(0.5
S-1
-32
PB)
W/NRSSIAIRRX/TX
CLKDATSTBPLD
MICI
MICI
SQL
RSSI
MICM
RXC
AFM
DTMF-DET
SPM
STB
CLK
DATELD
PLD
AIRRX/TX
W/N
TXC
DTMF
SUBO
SUBB
8RX-CONTROL
8TX-CONTROL
AM/FM-CONTROL
SUB
RXC
AIR
TXC
C551103P(J)
C530NOUSE R522
22K
C515102P
SPLATTERFILTER
AGC/MICMUTE
MICAMP/IDC
AUDIO AMP
DIGITALPOTENTIOMETER
BUFFER AMP
CTCSS/DCSLPFFILTER
AUDIO/HPFFILTER
AUDIO/LPFFILTER
REFERENCEVOLTAGE
1A
2A2B
2C2D
1B
1C
1D
3A
3B
3C
3D
4A
4B
4C4D
3
21
41
1
U501A
NJM2902
5
67
U501B
NJM2902 12
1314
U502D
NJM2902
10
98
U502C
NJM2902
10
98
U501C
NJM2902
12
1314
U501D
NJM2902
3
21
41
1
U502A
NJM2902
5
67
U503B
NJM2902
5
67
U502B
NJM2902
3
21
41
1
U503A
NJM2902
12
1314
U503D
NJM2902
10
98
U503C
NJM2902
3
21
41
1
U504A
NJM2902
5
67
U504B
NJM2902
10
98
U504C
NJM2902
12
1314
U504D
NJM2902
MICG
A1
IN7
A2
IN9
CM
PR
SIN
3
CM
UT
E4
EM
UT
E1
2
EX
PIN
14
PT
8
A1
OU
T6
A2
OU
T1
0
CM
PR
S2
EX
PO
UT
15
CM
PR
SF
ILT
5
EX
PF
ILT
11
NC
13
VC
C1
6G
ND
1
U500MC33111
R511
1K
R512
1K
R524100R
R554
R0
E51010uF/10V
5C
C500103P
E5001uF/16V
AUD
VLI
R525100K
R526100K
R5018K2
E504
1uF/16V
VLI
C510102P
AUD
C511102P
PASS
R556
R0
C562333P
CMIC
CMIC
VB
E5011uF/16V
R513
1K
MICM
R529100K
C520104P
C512102P
R555
R0
C535474P(J)
C534474P
COPMANDER
CMI
CMI
PASS
DTMF
BUFFER AMP
E513
10uF/10V
VB
FB
ACS
ACS
OPK
OPK
8C 5C
C513102P
A1
C3
B2
J501
PHONE-DC
R505
10K
PST
PSTPOWER-CONTROL
R503
10K
CH
1-O
UT
1
PO
WE
RG
ND
2
CH
2-O
UT
3
VC
C4
FIL
TE
R5
P.P
6
ST
AN
DB
Y7
CH
2-I
N8
PR
EG
ND
9
CH
1-I
N1
0
U506LA4600
5C
E52010uF/16V
E5194.7uF/16V
R585
8K2
SPM
E511
10uF/10V
R514
1K
C533
681P
AF/SQ
R5513K9
R548
2K2
R5492K2
TEMP
R541
1K
11
22
33
D500
NOUSE
R540
NOUSE
R542NOUSE
C528NOUSE
R543NOUSE
C529NOUSE
R502
10K
E517
2.2uF/16V
AFWN
R559R0
R54530K
R54622K
R504
10K
E5232.2uF/16V
RX-IN
RX-OUT
TX-IN
TX-OUT
R586
10K
C564
104P
RX-A
123456
J503
CON6
5C
RX-AR587
560R
C563103P
PTT
TX-AAFM
R589
56K
C565
104P
TX-A
PTT
VR50047K
SCHEMATIC DIAGRAM
JT220M
B12
E11
C15
C24
E23
Q107
UMC4N
B12
E11
C15
C24
E23
Q106
UMC4N
8C
Vin1
GN
D2
+8V3
MC7808
E10247uF/25V
C102103P
C101103P
SBE
C103103P
E10447uF/25VC111
104P
5C
Vout1
Vss
2
Vin3
MC78L05
C106102P
SB 2SB1386
R1014K7
R100470R
Q103DTC114EU
C104103P
8T
C109102P
C107102P
C108102P
D100ZSA5A27
E100470uF/25V-10*16
C105102P
C100103P
C110104P
Q1012SB624
R10447K
R1033K3
Q108DTC114EE
8RQ1022SB1132
R10547K
R1061K
Q104DTC114EU
E10547uF/25V
VFM
C112104P
VAM
C113104P
FB
P101
GND
P100
MAIN+DC13.8V
Q105
DTC144EE
R10210K
F100
R0
VOLTAGE
DC SWITCHDC SWITCH
REGULATOR
VOLTAGEREGULATOR
CURRENTPROTECTION
E101470uF/25V-10*16
E10347uF/25V
PLL CLOCK LINEPLL DATA LINEPLL STB ENABLEPLL LD LINEDETSQUELCH DETMOD-AUDIOAM-SWPC/TVMOD-SUBWIDE/NARROWRSSIRX/TXFREQ-CONTAF/SQTEMP
QX5188VHF-RFQX5188VHF-RF.Sch
PLL CLOCK LINEPLL DATA LINEPLL STB ENABLEPLL LD LINEDETSQUELCH DETMOD-AUDIOAM-SWPC/TVMOD-SUBWIDE/NARROWRSSIRX/TXFREQ-CONTAF/SQTEMP
DETSQUELCH DET
MOD-AUDIO
MOD-SUB
FREQ-CONT
AM-SW
WIDE/NARROWRSSI
RX/TX
PLL CLOCK LINEPLL DATA LINE
PLL STB ENABLEPLL LD LINE
PC/TV
8RX-CONTROL
8TX-CONTROL
AM/FM-CONTROL
POWER-CONTROL
AF/SQTEMP
RX-INRX-OUTTX-INTX-OUT
QX5188-AFQX5188-AF.Sch
DETSQUELCH DET
MOD-AUDIO
MOD-SUB
FREQ-CONT
AM-SW
WIDE/NARROWRSSI
RX/TX
PLL CLOCK LINEPLL DATA LINE
PLL STB ENABLEPLL LD LINE
PC/TV
8RX-CONTROL
8TX-CONTROL
AM/FM-CONTROL
POWER-CONTROL
AF/SQTEMP
RX-INRX-OUTTX-INTX-OUT
RX-INRX-OUT
TX-INTX-OUT
CTRL
QX5188-SCRAMBLERQX5188-SCRAMBLER.Sch
RX-INRX-OUT
TX-INTX-OUT
CTRL
SCHEMATIC DIAGRAM
JT220M
C21103P
E247uF/10V
C1104P
5M
123456789
1011121314151617181920212223242526272829303132
J1
MA
ININ
TE
RFA
CE
(0.5
S-1
X-3
2PW
B)
MICGMICI
C29103P
C4022PC51
10P
Y2
7.3728MHz
S3
ENCODER(ED097120-FB 15A7.0-C10-200)C26103P
C25103P
R3947K
R3847K
Vout1
GN
D2
VCC3
U5S7133SF
R69
100K
C6104P
5M
Q52SC1623
R59
470K
R55
470R
R54
100R
R564K7
R13
1K
R6356R
R4047K
C12
102P
C24102P
C23103P
C28103P
C27103P
C4104P
C19102P
C22103P
5C
E347uF/10V
C3104P
L4
271T
5M
5M
E447uF/10V
L5
271T C32105P
5M
Q2DTC114EE
D3
orange
Q1DTC114EE
FBFB 8C 5C
MICG
MICIR6456R
R49
470R
R2710K
R1
1K
R12
1K R14
1K
R48
12K
R16
1K
R15
1K
R3
1K
C18102P
C11
102P
C20102P
C7102P
C48NOUSE
C8102P
Q62SC1623
Q72SD468
5M
L1271T
L2271T
L3271T
D15V1
R4712K
R3747K
FB
D25V1
R6233K
R30
10K
ACS
11
33
W2
W1
10K(RO9512NO-FB15A7.0-B103-005)
5C
S4V/M
S5MHz
S6TSQ
S7CALL
S8SQL
S1POWER
S2FUNC
MICM
SQL
RXC
RSSI
AFM
SPM
STB
SUBCLK
DTMF
DAT
PLD
ELD
W/N\
RX/T\X\AIR
TXC
SUBB
PASS
SUBO
R58
4K7
R57
2K2C36273P
C35273P
DTMF-DET
MIC
VOLTAGEDETECTOR
(RESET)
CPU
LCDDRIVER
DC SWITCH
LCD BACKLIGHT
DIMMERFUNCTIONSWITCH
MICAMP
ADJUASTMENT
VOLUMEADJUASTMENT
MENU
SEG26/P521
SEG27/P532
SEG28/P543
SEG29/P554
SEG30/P565
SEG31/P576
TBPWM/P307
TAPWM/TAOUT/P318
TACLK/P329
TACAP/SDAT/P3310
SCLK/P3411
VDD12
VSS13
XOUT14
XIN15
TEST16
XTIN17
XTOUT18
nRESET19
INT0/P0020
INT1/P0121
INT2/P0222
INT3/P0323
INT4/P0424
INT
5/P0
52
5
INT
6/P0
62
6
INT
7/P0
72
7
T1
CA
P/P1
02
8
T1
CL
K/P
112
9
T1
PWM
/T1
OU
T/P
12
30
P13
31
BU
Z/P
14
32
SO
/P1
53
3
SC
K/P
16
34
SI/
P17
35
AD
C0
/P2
03
6
AD
C1
/P2
13
7
AD
C2
/P2
23
8
AD
C3
/P2
33
9
AD
C4
/P2
44
0
ADC5/P2541
ADC6/P2642
ADC7/VLDREF/P2743
AVREF44
AVSS45
CB46
CA47
VLC048
VLC149
VLC250
COM051
COM152
COM253
COM354
SEG055
SEG156
SEG257
SEG358
SEG459
SEG560
SEG661
SEG762
SEG863
SEG964
SE
G10
65
SE
G11
66
SE
G12
67
SE
G13
68
SE
G14
69
SE
G15
70
SE
G16
/P4
07
1S
EG
17/P
41
72
SE
G18
/P4
27
3S
EG
19/P
43
74
SE
G20
/P4
47
5S
EG
21/P
45
76
SE
G22
/P4
67
7S
EG
23/P
47
78
SE
G24
/P5
07
9S
EG
25/P
51
80
U2
S3P8249(QFP)
CS1
RD2
WR3
DATA4
VSS5
OSCO6
OSCI7
VLCD8
VDD9
IRQ10
BZ11
BZ12
CO
M0
13
CO
M1
14
CO
M2
15
CO
M3
16
SE
G31
17
SE
G30
18
SE
G29
19
SE
G28
20
SE
G27
21
SE
G26
22
SE
G25
23
SE
G24
24
SEG2325
SEG2226
SEG2127
SEG2028
SEG1929
SEG1830
SEG1731
SEG1632
SEG1533
SEG1434
SEG1335
SEG1236
SE
G11
37
SE
G10
38
SE
G9
39
SE
G8
40
ES
G7
41
SE
G6
42
SE
G5
43
SE
G4
44
SE
G3
45
SE
G2
46
SE
G1
47
SE
G0
48
U3
HT1621M
C31105P
R42
47K
R43
47K
R44
47K
R41
47K
L6
271T
Q4DTC144EE
C3922P
R6
1K
5M
5M
VLC0VLC1VLC2
VLC0VLC1VLC2
UR
X
R68
100K
CO
M0
CO
M1
CO
M2
CO
M3
SE
G0
SE
G0
SE
G1
SE
G2
SE
G3
SE
G4
SE
G5
SE
G6
SE
G7
SE
G8
SE
G9
SE
G10
SE
G11
SEG12SEG13SEG14SEG15SEG16SEG17SEG18SEG19SEG20SEG21SEG22SEG23
SEG24
P01
P02
P03
P04
P05
P06
P07
P02
P03
P07
R71
24K
R46
47K
R70
100K
R45
47K
5MP20
P21
P22
P23
P24
P25
P26
P27
R7
1K
P21
P22
P23
P24
P25
P26
P55
P10
P11
P12
P13
P14
UT
XP
16
P12
CTCSS
SIN
TONE
P13
P16
P32P33P34
P32
P40P41P42P43P44P45P46P47
P40
P41
P42
P43
P44
P45P46
P47
COM0COM1COM2COM3
P50P51
P52P53P54P55P56P57
P50
P56P57
P51
P52
P53P54
12345678
J3
HAND MIC INTERFACE
C34
473P
R3210K
MICG
R41K
R5
1K
R101K
R65
1K
R11
1K
C13102P
C33473P
5C
C16102P
C47NOUSE
R91K
C15102P
R3110K
R3310K
5M
A1
B2
C3
J2
PHONEJACK STEREO
MIC
PTT
DO
WN
UP
R668K2
UART PART
URX
URX
P01
P10
P11
UTX
SEG25SEG26SEG27
POWER LED
D9orange
R51
470R
TX LED
Q3DTC144EE
P47
PST
P04
CS1
OSC OUT2
OSC IN3
GND4
CLK5
DI6
TONE7
VCC8
U4
HT9200AY13.58MHz
C42
20P
C43
20P
5M C5
104P
P14
P56P57
P31
DTMFENCODER
SE
G1
SE
G2
SE
G3
SE
G4
SE
G5
SE
G6
SE
G7
SE
G8
SE
G9
SE
G10
SE
G11
SE
G12
SE
G13
SE
G14
SE
G15
SE
G16
SE
G17
SE
G18
SE
G19
SE
G20
SE
G21
SE
G22
SE
G23
SE
G24
SE
G25
SE
G26
SE
G27
SE
G28
SE
G29
SE
G30
SE
G31
SE
G32
SE
G33
SE
G34
SE
G35
SE
G36
SE
G37
C0
M4
C0
M5
C0
M6
C0
M7
C0M4C0M5C0M6C0M7SEG28SEG29SEG30SEG31SEG32SEG33SEG34SEG35SEG36SEG37
C9102P
R28
10KC10102P
R29
10K
P05P06
C17102P
R35
10K
C14102P
11
22
33
D14DA221
11
22
33
D13DA221
5M
11
22
33
D10
DA221
11
22
33
D11
DA221
11
22
33
D12
DA221
5M
R6022K
C2104P
R20
1K
R36220K
Vout3
Vss
1
Vin2
U1HT7550-1
E122uF/25V
PTT
CE01
CE12
CE23
GN
D4
SDA5
SCL6
MODE7
VC
C8
U6
AT24C64RM(8)
R34
10K
EEPROM
C30103P
C38103P
C37225P
R61
56K
R67
39K
C44473P
5M
C49
225P
C50104P
R21
51K
C46
182P
R22
33K
DTMF-DET
P33
P34
12
J4
NOUSE/10K
R8
24K
3
21
84
U8A
LM2904V
5
67
U8B
LM2904V
5M
COM1
INH2
VEE3
VSS4
A5
CH06
CH17
VDD8
U7
TC4W53FU
SIN
CTCSS
P31
P27
R222K
R1733K
TONE
R182K2
C41
121P
CO
M0
1
CO
M1
2
CO
M2
3
CO
M3
4
CO
M4
43
CO
M5
44
CO
M6
45
CO
M7
46
SE
G27
5
SE
G26
6
SE
G25
7
SE
G24
8
SE
G23
9
SE
G22
10
SE
G21
11
SE
G20
12
SE
G19
13
SE
G18
14
SE
G17
15
SE
G16
16
SE
G15
17
SE
G14
18
SE
G13
19
SE
G12
20
SE
G11
21
SE
G10
22
SE
G9
23
SE
G8
24
SE
G7
25
SE
G6
26
SE
G5
27
SE
G4
28
SE
G3
29
SE
G2
30
SE
G1
31
SE
G0
32
SE
G37
33
SE
G36
34
SE
G35
35
SE
G34
36
SE
G33
37
SE
G32
38
SE
G31
39
SE
G30
40
SE
G29
41
SE
G28
42
DS1LCD-5189W(GDH-706W)
R53220R
8C
D5BL(BLUE)
SCHEMATIC DIAGRAM