FMJ A32, P35 & P35/3 Ampli ers - Loudspeakers | Hi-Fi ... · FMJ A32, P35 & P35/3 Ampliﬁ ers Service Manual AARCAMRCAM Issue 1.0. Contents List Phono board L870 o Circuit description

A32

FMJ A32, P35 & P35/3Amplifi ers

Service Manual

ARCAMARCAM

Issue 1.0

Contents List

! Phono board L870

o Circuit description o Component overlay o Parts list o Circuit diagrams

! Amplifier & PSU board L882


! Display board L928

o Component overlay o Parts list o Circuit diagrams

! Preamplifier board L937


! 3rd Channel Amplifier board L911 o Component overlay o Parts list o Circuit diagrams

! Transformer specifications o L914TX o L915TX

! General assembly

o A32 - Mechanical parts list o P35 - Mechanical parts list o P35/3 - Mechanical parts list

1 2 3 4 5 6 7 8

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FilenameECO No. DESCRIPTION OF CHANGE

G:\DATA\ECO\ECO AGENDA\01_1070 l870 A85 PHONO ISSUE2\L870_2.0.ddb - L870c1_2.0.PRJ

A & R Cambridge Ltd.Pembroke AvenueDenny Industrial CentreWaterbeachCambridge CB5 9PB

A85 PHONO STAGE - TOP LEVEL

Circuit Diagram

L870C1JBR23-Apr-2001

INITIALSDate Printed 1 3Sheet of

Notes:

1

EMC

SK1PHONO2HG

0V_SIG

0V_SIG

LEFT IN LEFT OUT

LEFT CHANNELL870C2_2.0.SCH

RIGHT IN RIGHT OUT

RIGHT CHANNELL870C3_2.0.SCH

12345678

SK2

AMPCT8

+15V

-15V

0V_HF0V_SIG

Q_1

Q_2

Q_3

Q_4

Q_5

Q_6

Q_7 Q_8

PCB

PCB1

L870PB_2

Update Box

EL1

UPDATE_BOX

C1100N CD

00_1051 JAG 22/3/01 PRODUCTION ISSUE 1

01_1070 JAG 17/4/01 updated pcb and scm 2

1 2 3 4 5 6 7 8

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B

C

D

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G:\DATA\ECO\ECO AGENDA\01_1070 l870 A85 PHONO ISSUE2\L870_2.0.ddb - L870C2_2.0.SCH


A85 PHONO STAGE - LEFT CHANNEL

Circuit Diagram



Notes:

TR1062SA1085

TR1072SA1085

R12022R MF

R12122R MF

R105100R MF

R10847K MF

R101100R MF

R102100R MF

+ C102100U SILMIC

+C103100U SILMIC

R100330R MF

+ C10022U EL

R10912K MF

R11012K MF

C105100N PE

R117

2M2 MFR111

56K MF

R113100K MF

R114100K MF

TR111BC546B

TR110BC546B

TR114BC546B

TR112BC546B

TR113BC546B

TR100BC556B

TR101BC556B

TR102BC556B

TR103BC556B

TR104BC556B

TR105BC556B

TR108BC546B

TR109BC546B

+15V

-15V

R12239K MF

R112

100K MF

R115

15K MF

456

SW100B4PCO

10 11 12

SW100D4PCO

R104100R MF C108

470P PPW R12310R MF

C104100N PE

C107100N PE

R116

2M2 MF

3

26

74

IC100

TL071CD

0V_SIG0V_SIG

D1001N4148

R11822R MF

R11922R MF

C106100N PE

0V_SIG0V_HF

0V_SIG

0V_SIG0V_HF

D1011N4148

D1021N4148

R106100R MF

LEFT IN

LEFT OUT

Q_101

Q_102

Q_103

C109100P PPW

R1245K6 MF

C117470P PPWC116

470P PPW

C111

10N PP AX

C112

10N PP AX

C118

10U NP

C113

1U0 PE

C1151N3 PP

C110

4N7 PP

C101

1N0 PP

C119

100P PP


C120

1N0 PP


1 2 3 4 5 6 7 8

A

B

C

D

87654321

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G:\DATA\ECO\ECO AGENDA\01_1070 l870 A85 PHONO ISSUE2\L870_2.0.ddb - L870C3_2.0.SCH


A85 PHONO STAGE - RIGHT CHANNEL

Circuit Diagram



Notes:

TR2062SA1085

TR2072SA1085

R22022R MF

R22122R MF

R205100R MF

R20847K MF

R201100R MF

R202100R MF

+ C202100U SILMIC

+C203100U SILMIC

C209

100P PPW

R200330R MF

+ C20022U EL

R20912K MF

R21012K MF

C205100N PE

R217

2M2 MFR211

56K MF

R213100K MF

R214100K MF

TR211BC546B

TR210BC546B

TR214BC546B

TR212BC546B

TR213BC546B

TR200BC556B

TR201BC556B

TR202BC556B

TR203BC556B

TR204BC556B

TR205BC556B

TR208BC546B

TR209BC546B

+15V

-15V

R22239K MF

R212

100K MF

R215

15K MF

123

SW100A4PCO

7 8 9

SW100C4PCO

R204100R MF

C208

470P PPWR22310R MF

C204100N PE

C207100N PE

R216

2M2 MF

3

26

74

IC200

TL071CD

0V_SIG0V_SIG

D2001N4148

R21822R MF

R21922R MF

C206100N PE

0V_SIG0V_HF

0V_SIG

0V_SIG0V_HF

D2011N4148

D2021N4148

R206100R MF

RIGHT IN

RIGHT OUT

Q_201

Q_202

Q_203

R2245K6 MF

C217470P PPWC216

470P PPW

C215

1N3 PP

C211

10N PP AX

C212

10N PP AX

C21810U NP

C213

1U0 PE

C219

100P PP

C210

4N7 PP

C201

1N0 PP


C220

1N0 PP


1 2 3 4 5 6 7 8

A

B

C

D

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C

B

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L882C1_4.1.PRJ


A85 amplifier and PSU - top sheet

Circuit Diagram

L882C1J Reckless20-Mar-2002


Notes:

Top+

Top-

SK100A

CAMCON_G

Bot+

Bot-

SK100B

CAMCON_G

Top+

Top-

SK101A

CAMCON_G

Bot+

Bot-

SK101B

CAMCON_G

D1001N4003F

D1011N4003F

1 2

34

5 6

78SP100

STAR_8

EMC

1

N

FSK104A

PHONO4G

N

F

SK104B

PHONO4G

0V_SIG0V_SIG

0V_SIG

1 2 3

SW100A2PCO

4 5 6

SW100B2PCO

C1001N0 SM

1234

SK102

AMPCT4

STANDBYSPKR1 ONSPKR2 ONTHERMPROTVIPROTDCPROTAC PRESENT

L SIG

R SIG

SPKR1 ON

SPKR2 ON

THERMPROTVIPROTAC PRESENTDCPROT

LS L

LS R

L SIG0V_SIG0V_LS_L0V_HF_L+49V-49V +5V_D

+49V-49V

0V_D0V_PSU

R SIG0V_SIG0V_LS_R0V_HF_R+49V-49V

0V_TRIG

LS L

0V_LS_L

0V_LS_R

LS R

+49V

0V_D

VIPROT_LDCPROT_L

DCPROT_LVIPROT_RDCPROT_R

DCPROT_R

VIPROT_LVIPROT_R

STANDBY

+49V

+5V_D

0V_D

0V_PSU

0V_LS_R

0V_HF_R

0V_LS_L0V_HF_L

0V_D

0V_TRIG

0V_SIG

R103

330R 1W CFR104

330R 1W CF

R105100R 1W CF

R106100R 1W CF

1234

SK106

AMPCT4

231

45

67

SK105

HPSKT

1234

SK107

AMPCT4

LS L

LS R

0V_LS_L

REMOTE

REMOTE

FROM PREAMP

INTEGRATED / PRE-POWERMODE SELECT SWITCH

TRIGGER

TRIGGER

TP102

TP101

TP100

TP103TP104

TP105TP106

TP107TP108

TP109TP110

TP117

TP111 TP113 TP115

TP112 TP114 TP116

0V_D +5V(D)VPOSVNEG

0V_PSUPWRON

THPROT_uCVIPROT_LVIPROT_R VIPROT_uC

AC_PRES0V_TRIGDCPROT_LDCPROT_R

DCPROT_uCRC5 INTRG IN

L882C2L882C2_4.1.SCH

INPUT0V_SIG

VIPROTDCPROTOUTPUT0V_LS

0V_HFVPOSVNEG

L882C3L882C3_4.1.SCH

INPUT0V_SIG


0V_HFVPOSVNEG

L882C4L882C4_4.1.SCH

RLY100A

RLY G5Z-2A-E

RLY100B

RLY G5Z-2A-E

RLY100CRLY G5Z-2A-E

RLY101A

RLY G5Z-2A-E

RLY101B

RLY G5Z-2A-E

RLY101CRLY G5Z-2A-E

TR100BD179

TR101BD179

R101

100R SM

R102

100R SM

R107220R SM

R108220R SM

PCB

PCB

L882PB_4

TP118

TP119

TP120

TP121

1234567891011121314

SK103

FFC 14W 2.54MM VER8K7014

EARTH LEAD8M101

EL

EARTH LEAD

12

PL100

12

PL101

R100

10R MF

02_E035 JBR 4/2/2002 FUSE VALUES UPRATED TO T4A 4.0

02_E062 JBR 20/3/02 LDO REG FITTED TO IC201 4.1

1 2 3 4 5 6 7 8

A

B

C

D

87654321

D

C

B

A

ISSUE

DRAWING NO.

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L882C2_4.1.SCH


A85 amplifier - power supply and microcontroller interface

Circuit Diagram



Notes:

LN E

N E L

SK203IEC3 NO RIVETS

BC200TOOLING4.1

Gre

en1

SK202CAGECLAMP1

C2053N3 MAINS

C2063N3 MAINS

Far from PCB

SK201B

JACK3.5X2

Near to PCB

SK201A

JACK3.5X2

SW200BVOL SEL SLIDE

SW200AVOL SEL SLIDE

C208

3N3 MAINS

C207

3N3 MAINS

VinI

GN

DG

Vout O

IC201L4940V5

D2031N4003F

D2011N4003F

D2021N4003F

D2001N4003F

C225100N CD

C226100N CD

VR201VDR 115V

VR200VDR 115V

+1

~ 2

-4

~3

BR200BRGBU8D

LIVENEUTRAL

EARTH

EMC Shield

SH200EMCMAINS

NEUTRAL

LIVE

LIVE

NEUTRAL

0V_D

+5V(D)

0V_D

0V_PSU

VPOS

VNEG

0V_PSU

+49V

+5V_D

0V_D

PWRON

-49V

+5V_D

TH200PTH90DEG

+5V_D

0V_D

THPROT_uC

VIPROT_L

VIPROT_R

+5V_D

0V_D

VIPROT_uC

0V_D

9VRMS

+5V_D

0V_D

9VRMS

+ C22922U EL

AC_PRES

+

C2273300u 25V

+ C2281000u 10V

2

3

4

6

7

8

1 5

SK204

MOLEXPWR8

1

2

3

4

5

6SK200

MOLEXPWR6

D206BAS16W SM

TR204BC849B

R211

10K SM

R220

10R SM

R2001K0 SM TR202

FMMT597

D205BAS16W SM C213

10N SM

TR203FMMT497

DZ20715V 350MW SM

+ C22310U EL

+ C22210U EL

R21010K SM

+49V

0V_TRIG

0V_TRIG

1 2

IC202A

74HC14D

3 4

IC202B

74HC14D

1011

IC202E

74HC14D

1213

IC202F

74HC14D

C21410N SM

C21510N SM

R213

4K7 SM

R214

4K7 SM

TR205BC856B

R2061K0 SM C218

10N SM

C203100N SM

DCPROT_L

DCPROT_R

+5V_D

0V_D

DCPROT_uC

0V_D

5 6

IC202C

74HC14D

89

IC202D

74HC14D

C21610N SM

C21710N SM

R215

4K7 SM

R216

4K7 SM

TR206BC856B

R2071K0 SM C220

100N SM

C204100N SM

14

7

IC202G74HC14D

C201100N SM

C202100N SM

R2051K0 SM

R221

10R SM

C224100N CD

R2191K8 SM

R212

4K7 SM

TR201FMMT497

TRIGGER OUTPUTAPPROX 13.5VDC60mA MAX CURRENT

R201

1K0 SM

R202

1K0 SM

R203

1K0 SM

R204

1K0 SM

C21910N SM

C22110N SM

MAINS WIRING AND AUXILIARY SUPPLY

POWER AMP SUPPLY

MICROPROCESSOR SIGNALS INTERFACE

HS

HS200TO220HS08REG

123456

SK205

AMPCT6

RLY200A

DPDT5V

RLY200B

DPDT5V

RLY200CDPDT5V

115V

115V6

4

2

1 0V

5

8

9V

0V

9V

37

0V

TX200

TX 3VA 9301

TR200BD179

R21710R SM

R21810K SM

STANDBY RELAY CONTROL

R2271K0 SM

DZ2044V7 350MW SM

R228

100K SM

L20027mH C200

680P PP

3

21

IC200A

LM393A SM

R22310K SM

R229100K SM

R20910K SM

R2241K8 SM

R2301K5 SM

5

67

IC200B

LM393A SM

84

IC200CLM393A SM

R2251K8 SM

C2311N0 SM

R20810K SM

C232100N SM

0V_TRIG

+5V_D

RC5 IN

CARRIER FILTER AND DEMODULATOR

C23010N SM

MODULATED RC5REMOTE CONTROL INPUT

+ C23310U EL

R222

10K SM

TRG IN

TP206

TP200

TP207

TP203

TP201

TP202

TP210

TP204

TP205

TP208

TP209

TP211

TP212

+ C20910,000u 63V

+ C21010,000u 63V

R226

470R SM

C211100N PC

C212100N PC

CHASS

SK101CCAMCON_G

C235

1N0 SM

C234

220N X2 CLASS

R231

1M5 VR25

NF

NF

F202

T750mA SM


F200

T4A

F201

T4A


1 2 3 4 5 6 7 8

A

B

C

D

87654321

D

C

B

A

ISSUE

DRAWING NO.

23425

DRAWING TITLE

Drawn by:DATE


L882C3_4.1.SCH


A85 amplifier - power output stage left

Circuit Diagram



Notes:

R324

1K0 SM

TR300FMMT597

TR301FMMT597

R315100R SM

R316100R SM

R319100R SM

TR314FMMT497

TR315FMMT497

R317100R SM

R318100R SM

R320100R SM

R32222R SM

0V_SIG

C317

470N PE

0V_SIG

0V_SIG

INPUT

0V_SIG

R3505R6 2W CF

C319100N PE

0V_HF 0V_LS

C313

100N SM

R341

330R SM

R342

330R SM

R343100R SM

R344100R SM

R3450R0 SM

R3460R0 SM

R33422K SM

R33622K SM

D301BAS16W SM

D302BAS16W SM

TR312FMMT497

TR304FMMT597

TR313FMMT497

TR302FMMT597

DZ3054V7 350MW SM

0V_HF

VIPROT

C320100U NP

TR305FMMT597

DZ3064V7 350MW SM

0V_HF

DCPROT

OUTPUT

0V_LS

0V_HF

VPOS

VNEG

0V_HF

0V_HF

DZ30015V 350MW SM

DZ30115V 350MW SM

C309100N SM

C310100N SM

C314100N SM

0V_SIG

0V_SIG

D3041N4003F

D3031N4003F

R30210K SM

R32722K SM

RV300100R PSET

C31210N SM

12

PL300

BIAS

R3251K0 SM

R3261K0 SM

ADJ BIAS

D300BAS16W SM

R30010K SM

R30910K SM

R30510K SM

R30610K SM

+ C30510U EL

MEASURE

TR318SAP15N

TR319SAP15P

R30110K SM

C315100N SM

R347

100R SM

R349

100R SM

R348

100R SM

R340100K SM

DZ3024V7 350MW SM

DZ3034V7 350MW SM

3

21

84

IC300A

TL072CD

5

67IC300B

TL072CDR3284K7 SM

0V_HF

0V_SIG

TR311FMMT497

TR303FMMT597

TR310FMMT497

TR307FMMT597

C307

100P SM

C308

100P SM

INPUT FILTER V TO I AMP

DC SERVO

PNP CURRENT MIRROR

NPN CURRENT MIRROR

PRE DRIVER

PRE DRIVER

OUTPUT STAGE

OUTPUT STAGE

V-I PROTECTION

V-I PROTECTION

VI PROTECTSIGNAL TO MICRO

DC OFFSETDETECTION

DC OFFSET SIGNALTO MICRO

ZOBEL NETWORK

TR316FMMT497

TR308FMMT597

TR317FMMT497

R31110K SM

R31210K SM

R313

10K SM

R30310K SM

R30410K SM

R30710K SM

R3104K7 SM

R3294K7 SM

+

C300100U EL

+

C301100U EL

R338150R SM

R339150R SM

R30822K SM

R31410K SM

TR309FMMT497

TR306FMMT597

R32322R SM

R32122R SM

TP302

TP303

TP304

TP307

TP308

TP305

TP306

R33722R SM

R3311K5 SM

R332

1K8 SM

R330

1M0 SM

R333

3K3 SM

R335

3K3 SM

L300

2U2H LAC SMALL

R351

10R MF

C316470P PPW

C311100N PC

+ C31810U EL

TR321FMMT597

TR320FMMT497

+ C302100U EL 100V

+ C306100U EL 100V

R352470R 2W MF 5%

R353470R 2W MF 5%

BOOTSTRAP

BOOTSTRAP

(SET TO 16mV)

+ C303100U EL

+ C304100U EL

TR322FMMT497

R3541K0 SM

R3556K8 SM



1 2 3 4 5 6 7 8

A

B

C

D

87654321

D

C

B

A

ISSUE

DRAWING NO.

23425

DRAWING TITLE

Drawn by:DATE


L882C4_4.1.SCH


A85 amplifier - power output stage right

Circuit Diagram



Notes:

R424

1K0 SM

TR400FMMT597

TR401FMMT597

R415100R SM

R416100R SM

R419100R SM

TR414FMMT497

TR415FMMT497

R417100R SM

R418100R SM

R420100R SM

R42222R SM

0V_SIG

R430

1M0 SM

R4311K5 SM

R432

1K8 SM

C417

470N PE

0V_SIG

0V_SIG

INPUT

0V_SIG

R4505R6 2W CF

C419100N PE

0V_HF 0V_LS

C413

100N SM

R441

330R SM

R442

330R SM

R443100R SM

R444100R SM

R4450R0 SM

R4460R0 SM

R43422K SM

R43622K SM

D401BAS16W SM

D402BAS16W SM

TR412FMMT497

TR404FMMT597

TR413FMMT497

TR402FMMT597

DZ4054V7 350MW SM

0V_HF

VIPROT

C420100U NP

TR405FMMT597

DZ4064V7 350MW SM

0V_HF

DCPROT

OUTPUT

0V_LS

0V_HF

VPOS

VNEG

0V_HF

0V_HF

DZ40015V 350MW SM

DZ40115V 350MW SM

C409100N SM

C410100N SM

C414100N SM

0V_SIG

0V_SIG

D4041N4003F

D4031N4003F

R40210K SM

R42722K SM

RV400100R PSET

C41210N SM

12

PL400

BIAS

R4251K0 SM

R4261K0 SM

ADJ BIAS

D400BAS16W SM

R40010K SM

R40910K SM

R40510K SM

R40610K SM

+ C40510U EL

MEASURE

TR418SAP15N

TR419SAP15P

R40110K SM

C415100N SM

R447

100R SM

R449

100R SM

R448

100R SM

R440100K SM

DZ4024V7 350MW SM

DZ4034V7 350MW SM

3

21

84

IC400A

TL072CD

5

67IC400B

TL072CDR4284K7 SM

0V_HF

0V_SIG

TR411FMMT497

TR403FMMT597

TR410FMMT497

TR407FMMT597

C407

100P SM

C408

100P SM


DC SERVO

PNP CURRENT MIRROR

NPN CURRENT MIRROR

PRE DRIVER

PRE DRIVER

OUTPUT STAGE

OUTPUT STAGE

V-I PROTECTION

V-I PROTECTION


DC OFFSETDETECTION


ZOBEL NETWORK

TR416FMMT497

TR408FMMT597

TR417FMMT497

R41110K SM

R41210K SM

R413

10K SM

R40310K SM

R40410K SM

R40710K SM

R4104K7 SM

R4294K7 SM

+

C400100U EL

+

C401100U EL

R438150R SM

R439150R SM

R40822K SM

R41410K SM

TR409FMMT497

TR406FMMT597

R42322R SM

R42122R SM

(SET TO 16 mV)

TP402

TP403

TP404

TP405

TP406

TP407

TP408

R43722R SM

R433

3K3 SM

R435

3K3 SM

R451

10R MF

C416470P PPW C411

100N PC

+ C41810U EL

TR421FMMT597

TR420FMMT497

+ C402100U EL 100V

+ C406100U EL 100V

R452470R 2W MF 5%

R453470R 2W MF 5%

BOOTSTRAP

BOOTSTRAP

+ C403100U EL

+ C404100U EL

L400

2U2H LAC SMALL

TR422FMMT497

R4541K0 SM

R4556K8 SM



1 2 3 4 5 6 7 8

A

B

C

D

87654321

D

C

B

A

ISSUE

DRAWING NO.

23425

DRAWING TITLE

Drawn by:DATE


J:\Released_Documents\Native_format_files\Protel_DDB\L928_B.3.Ddb - Documents\L928CT_1_B.3.PRJ


A32 FMJ AMP DISPLAY PCB

Circuit Diagram

L928CT1CL10-Oct-2001


Notes:

L928CT_B.1L928CT_2_B.3.SCH

FD_1

FIDUCIAL

FD_2

FIDUCIAL

A32 FMJ DISPLAY PCB

MICRO

PCB

PCB1

L928PB_B

CHASSIS 1

CHASSIS 2

CHASSIS 3

(BY SK3)

(BY SK1)

(BY SK2)

C391N0 SM

C451N0 SM

C401N0 SM

C411N0 SM

C431N0 SM

C441N0 SM

C461N0 SM

C471N0 SM C49

1N0 SMC481N0 SM

0V_D

0V_D 0V_D 0V_D 0V_D

0V_D0V_D0V_D0V_D

0V_D

CL INITIAL PROTOTYPE25/04/01 A.0

FIX2FIXING HOLE 3.5

FIX7FIXING HOLE 3.5

FIX10FIXING HOLE 3.5

FIX5FIXING HOLE 3.5



FIX3FIXING HOLE 3.5

FIX8FIXING HOLE 3.5

FIX1FIXING HOLE 3.5

FIX6FIXING HOLE 3.5

FIX9FIXING HOLE 3.2


C381N0 SM

C371N0 SM

0V_D

0V_D

WAF 9/08/01 UPDATED PROTOTYPE B.0

JBR 10/9/01 PRE PRODUCTION RELEASE B.2

WAF 26/9/01 STICKY PADS RENUMBERED B.3

1 2 3 4 5 6 7 8

A

B

C

D

87654321

D

C

B

A

ISSUE

DRAWING NO.

23425

DRAWING TITLE

Drawn by:DATE


J:\Released_Documents\Native_format_files\Protel_DDB\L928_B.3.Ddb - Documents\L928CT_2_B.3.SCH


A32 FMJ AMP DISPLAY PCB

Circuit Diagram

L928CT2CL10-Oct-2001


Notes:

Vcc1

PB02

PB13

PB24

PB35

PB46

PB57

PB68

PB79

Vpp/RESO10

Vss11

TxD0/P9.012

TxD1/P9.113

RxD0/P9.214

RxD1/P9.315

IRQ4/SCK0/P9.416

IRQ5/SCK1/P9.517

D0/P4.018

D1/P4.119

D2/P4.220

D3/P4.321

Vss22

D4/P4.423

D5/P4.524

D6/P4.625

D7/

P4.7

26

D8/

P3.0

27

D9/

P3.1

28

D10

/P3.

229

D11

/P3.

330

D12

/P3.

431

D13

/P3.

532

D14

/P3.

633

D15

/P3.

734

Vcc

35

A0/

P1.0

36

A1/

P1.1

37

A2/

P1.2

38

A3/

P1.3

39

A4/

P1.4

40

A5/

P1.5

41

A6/

P1.6

42

A7/

P1.7

43

Vss

44

A8/

P2.0

45

A9/

P2.1

46

A10

/P2.

247

A11

/P2.

348

A12

/P2.

449

A13

/P2.

550

P2.6/A14 51P2.7/A15 52P5.0/A16 53P5.1/A17 54P5.2/A18 55P5.3/A19 56Vss 57P6.0/WAIT 58P6.1/BREQ 59P6.2/BACK 60CLKOUT 61STBY 62RES 63NM1 64Vss 65EXTAL 66XTAL 67Vcc 68P6.3/AS 69P6.4/RD 70P6.5/HWR 71P6.6/LWR 72MD0 73MD1 74MD2 75

AV

cc76

Vre

f77

P7.0

/AN

078

P7.1

/AN

179

P7.2

/AN

280

P7.3

/AN

381

P7.4

/AN

482

P7.5

/AN

583

P7.6

/AN

6/D

A0

84P7

.7/A

N7/

DA

185

AV

ss86

P8.0

/IRQ

087

P8.1

/IRQ

188

P8.2

/IRQ

289

P8.3

/IRQ

390

P8.4

/CS0

91V

ss92

PA0

93PA

194

PA2

95PA

396

PA4

97PA

598

PA6

99PA

710

0

H8/3048F

IC1

H8/3048F

Gnd1

Res2 Vcc3

DS1

233

Gnd4

IC2

DS1233 SM

R110K SM

R210K SM

R310K SM

R410K SM

R510K SM

R610K SM

R710K SM

R810K SM

R910K SM

R1010K SM

R1110K SM

R1210K SM

R1310K SM

R1410K SM

R1510K SM

R1610K SM

0V_D

R17330R SM

R18330R SM

R19330R SM

R21330R SM

R22330R SM

R25330R SM

BUT1

1

BUT2

BUT3

BUT4

BUT1

3

BUT6

BUT7

BUT8

BUT9

BUT1

2

BUT1

4

BUT1

BUT1

0

BUT5

BUT1

5

BUT1

6

0V_D

C118P SM

C218P SM

Programming adaptor

+5V

0V_D

+5V

+5V

D2BAS16W SM

+5V

R26

10K SM

+5V

IND

10

IND

2

IND

8

IND

1

IND

5

IND

6

IND

9

IND

4

IND

3

IND

7

0V_D

+5V

R27

10K

SM

R28

10K

SM

R34150R SM

R33330R SM

0V_D

+5V

0V_D

+5V

To preamp board

SEL1SEL2SEL3SEL4SEL5SEL6SEL7SEL8SEL9

LEFTAUDIO

MUTETONE

TONEID

SDATA

SLOAD

SCLK

0V_D

PHASEAPHASEB

+5V

PHAS

EAPH

ASEB

+5V

0V_D

A0

1A

12

A2

3

VSS4 SDA

5

SCL

6

WP

7

VDD 8

IC524C02 SM

0V_D

R3210K SM

+5V

DISPCLK

DISPDAT

DIS

PDAT

DIS

PCLK

0V_D

F1 to F2 = 4Vac 150mAVDD2 = 40Vdc 20mA

+5V

DIS

PLAT

DIS

PBLK

3

21

IC6A

LM393A SM

5

67

IC6B

LM393A SM

84

IC6CLM393A SM

C3100N SM

C4100N SM

0V_D

0V_D

C5100N SM

0V_D

DISPBLKDISPLAT

BUT9BUT8BUT7BUT6BUT2IND3

BUT3

BUT1

IND

1BU

T5IN

D2

BUT4

IND

12IN

D11

BUT1

6IN

D6

BUT1

5IN

D5

BUT1

0IN

D7

BUT1

2IN

D9

BUT1

4IN

D4

BUT1

1IN

D8

BUT1

3

C6100N SM

C7

100N SM

C8100N SM

C9

100N SM

C10100N SM

0V_D

+5V

R35

10K SM

R36

10K SM

R3710K SM

R381K2 SM

R39

2K2 SM

R404K7 SM

+5V

+5V

+5V

0V_D

0V_D

+ C1110U EL SM

R41100K SM

R42100K SM

0V_D

+5V

R43100K SM

R44100K SM

3

21

IC7ALM393A SM

5

67

IC7B

LM393A SM

84

IC7CLM393A SM

0V52V7

2V7

0V5

3

21

IC8A

LM393A SM

5

67

IC8B

LM393A SM

84

IC8CLM393A SM

R4510K SM

R461K2 SM

R474K7 SM

0V5

2V7+5V

+5V

0V_D

0V_D

R48

0R0

SM

SCLKSLOAD

SDATATONEID

SEL1SEL2SEL3SEL4SEL5SEL6SEL7

SEL8

SEL9

MU

TETO

NE

+ C1410U EL SM

C15100N SM

0V_D

C16100N SM

12345

SK2

AMPCT5

SAMTX2

SAMRX2

SAMRX2SAMTX2

SAMBUSYSAMDATA

+5V

0V_D

IND

10

C17100N SM

0V_D

D3BAS16W SM

R5510K SM

+5V

PR_TXDPR_GND

PR_RESETPR_MD

PR_PMODEPR_VPP

PR_RXDPR_VCC

VFD_VDD2

3

21

IC11AAD8532 SM

5

67

IC11BAD8532 SM

84

IC11CAD8532 SM C25

100N SM

DC

PRO

TVI

PRO

T

F1C

LOC

KF2

CLO

CK

STANDBYSP1ONSP2ONTHERMPROT

+5V

0V_D

F1CLOCK

F2CLOCK

+SUP VFD_VDD2

+

C2810U EL SM

0V_D

R5610K SM

R5710K SM

Q_1Q_2Q_3Q_4Q_5Q_6Q_7Q_8Q_9

Q_10

Q_11Q_12

Q_14

Q_15

Q_16

Q_17

Q_19

Q_20

Q_21 Q_22

Q_23

R58

0R0 SM

R59

0R0 SM

R64100R SM

R65

100R SM R66100R SMR67

100R SM

C3110P SM

C3210P SM

0V_D

R4910K SM

R5010K SM

+5V

Q_34SAMHOLD

SAMHOLD

R51100R SM

Q_35

Q_37

Q_38

Q_39

Q_40Q_41

Q_42

Q_43

Q_44

Q_45

Q_46

Q_47Q_48

Q_49

Q_50

Q_51

Q_52

Q_53Q_54

Q_55

Q_56

Q_57

Q_58

Q_59

Q_64

Q_65 Q_66 Q_67 Q_68 Q_69 Q_70 Q_71 Q_72 Q_73 Q_74

Q_75

Q_78

Q_79 Q_80

Q_81

Q_82

Q_8

3Q

_84

Q_8

5

Q_86Q_87Q_88Q_89Q_90Q_91

Q_9

2Q

_93

Q_9

4Q

_95

Q_9

6Q

_97

Q_98

Q_9

9Q

_100

Q_1

01Q

_102

Q_1

03Q

_104

Q_1

05Q

_106

Q_1

07Q

_108

Q_1

09Q

_110

Q_1

11Q

_112

Q_1

13Q

_114

Q_115

Q_116

R20330R SM

R23330R SM

R24330R SM

R31330R SM

R G

LED11

LED RED/GRN 3MM

Q1BC847B

Q2BC847B

R2910K SM R30

10K SM

0V_D

IND

11

IND

12

R6810K SM

BUT1

7

BUT17

0V_D

+5V

+SUP

STANDBYSP1ONSP2ONTHERMPROTVIPROTDCPROTACPRESENT

ACPR

ESEN

T

0V_D

R69

2R2

SM

R70

2R2

SM

R71

2R2

SM

R72

2R2

SM

0V_D

IRIN

Q3BC847B

Q4BC847B

R7310K SM

R7410K SM

R7510K SM

R76

10K SM

0V_D

+5V

IRIN

IRIN

IROUT

C12

100N SM

(FIT CLOSE TO SK1)

+5V

0V_D

+ C33220U EL

+ C34220U EL

SAMDATASAMBUSY

IRIN

C 3

B 2A 1

4 5

SW18ALPS_ENCODER

LED7

LED GREEN

LED8

LED GREEN

LED6

LED GREEN

LED3

LED GREEN

LED10

LED GREEN

LED9

LED GREEN

LED1

LED GREEN

LED4

LED GREEN

LED2

LED GREEN

LED5

LED GREEN

RECEIVE

TRANSMIT

TRANSMIT

TRANSMIT

RECEIVE

RECEIVE

RESPIN

RESPIN

PB0

PB0

VPROG

VPROG

1234567891011121314

SK1

FFC 14W 2.54MM HOR

12345678910111213141516171819202122

SK3

FFC 22W 1MM HOR

To power amp / PSU

0V_D

C50A 100PX4 SMC50B 100PX4 SM

C50C 100PX4 SMC50D 100PX4 SM










CHASSIS 1

C60D 100PX4 SMC60C 100PX4 SM

C60B 100PX4 SMC60A 100PX4 SM






CHASSIS 2

+ C29100U EL SM

R52

100R SM

R53

100R SM

LEFTAUDIO

+

C2610U EL SM


C63B 100PX4 SM

C63A 100PX4 SM

X116MHZ SM

F11

F12

F13

SIN

4

VD

D1

5

SOU

T6

LAT

7

BLK

8

CLK

9

VSS

10

VSS

11

VD

D2

12

F215

F216

F217

Graphics Display

DISP1B1013

12345678910

11121314

SK4

HEADER 7X2HORIZ

STICKY PADDOUBLE SIDED

10 X 15MM

SP101

STICKY PAD DS 10X15MM

STICKY PADDOUBLE SIDED

10 X 15MM

SP102

STICKY PAD DS 10X15MM

Q_122Q_123Q_124Q_125Q_126Q_127Q_128

Q_129

Q_120

Q_119

Q_118

Q_117

Q_121

CL 25/04/01 INITIAL PROTOTYPE A.0

+5V

3

O/P2

GN

D1

Cas

eC

ase

O/P

GN

D+5

V

RX1SBX1610-52/PIC-26043TM2

Q5BD179 NPN TO-126

R543K3 MF

DISPLAY CRADLEE916PM

DC1

DISPLAY CRADLE E916PM

DISPLAY CRADLEE916PM

DC2

DISPLAY CRADLE E916PM

SW6TACTSW A1505

SW12TACTSW A1505

SW11TACTSW A1505

SW8TACTSW A1505

SW7TACTSW A1505

SW13TACTSW A1505

SW14TACTSW A1505

SW15TACTSW A1505

SW16TACTSW A1505

SW17TACTSW A1505

SW1TACTSW A1505

SW2TACTSW A1505

SW3TACTSW A1505

SW4TACTSW A1505

SW5TACTSW A1505

SW9TACTSW A1505

SW10TACTSW A1505

POWER SP1SP2TONE DOWN UP ENTERMODE RECORD SELECT

C13

100N SM

AV DVD CD TUNER VCRPHONO/

AUX TAPE

IR RXSUPPORT PAD

SP

IR RX SUPPORT PAD

LED

SPAC

ER

SP1

SPACER F195

LED

SPAC

ER

SP2

SPACER F195

LED

SPAC

ER

SP3

SPACER F195

LED

SPAC

ER

SP4

SPACER F195

LED

SPAC

ER

SP5

SPACER F195

LED

SPAC

ER

SP6

SPACER F195

LED

SPAC

ER

SP7

SPACER F195

LED

SPAC

ER

SP8

SPACER F195

LED

SPAC

ER

SP9

SPACER F195

LED

SPAC

ER

SP10

SPACER F195

WAF 9/08/01 UPDATED PROTOTYPE B.0

IR RXSUPPORT PAD

SP103

IR RX SUPPORT PAD

PLACE ONE ON TOP OFTHE OTHER UNDER RX1

D1ZENER 400MW 33V

JBR 10/9/01 PRE PRODUCTION RELEASE B.2

WAF 26/9/01 STICKY PADS RENUMBERED B.3

1 2 3 4

A

B

C

D

4321

D

C

B

A

ISSUE

DRAWING NO.

23425

DRAWING TITLE

Drawn by:DATE


J:\Change_Control\ECO_AGENDA\01_E014 Fuse changes on A32 preamp\L937_1.1.ddb - Documents\Schematic\L937C1_1.0.PRJ


Integrated amplifier preamp

Circuit Diagram

L937C1JBR28-Nov-2001


Notes:

Main signal pathL937C2_1.1.SCH

Power supplyL937C3_1.1.SCH

USE EXCLUDE NF WHEN USING RUNOUT SHEET PROGRAM

PCBPCB1

L937PB_1 01_1142 JBR 14/8/01 First production release 1.0

01_E014 JBR 28/11/01 Fuses uprated to 2A 1.1

1 2 3 4 5 6 7 8

A

B

C

D

87654321

D

C

B

A

ISSUEDRAWING NO.

23425

DRAWING TITLE

Drawn by:DATE


J:\Change_Control\ECO_AGENDA\01_E014 Fuse changes on A32 preamp\L937_1.1.ddb - Documents\Schematic\L937C2_1.0.SCH


Integrated amplifier preamp - main signal path

Circuit Diagram



Notes:

EMC

1

N

F

SK2A

PHONO4G

C1001N0 SM

0V_SIG

0V_SIG

R100

1K0 SM

R101

1K0 SM

R103100K SM

R104100K SM

D100BAV99W DUAL SM+15V -15V

0V_SIG

0V_SIG

D101BAV99W DUAL SM

+15V -15V

N

F

SK2B

PHONO4G

0V_SIG

R102

1K0 SM

R125

1K0 SM

R105100K SM

R128100K SM


0V_SIG

0V_SIG

D106BAV99W DUAL SM

+15V -15V

EMC

1

N

F

SK3A

PHONO4G

C1211N0 SM

0V_SIG

0V_SIG

R126

1K0 SM

R127

1K0 SM

R129100K SM

R130100K SM


0V_SIG

0V_SIG

D108BAV99W DUAL SM

+15V -15V

N

F

SK3B

PHONO4G

0V_SIG

R156

1K0 SM

R157

1K0 SM

R159100K SM

R160100K SM


0V_SIG

0V_SIG

D113BAV99W DUAL SM

+15V -15V

EMC

1

N

F

SK4A

PHONO4G

C1391N0 SM

0V_SIG

0V_SIG

R158

1K0 SM

R189

1K0 SM

R161100K SM

R192100K SM


0V_SIG

0V_SIG

D115BAV99W DUAL SM

+15V -15V

EMC

1

N

F

SK5A

PHONO4G

0V_SIG

R190

1K0 SM

R191

1K0 SM

R193100K SM

R194100K SM


0V_SIG

0V_SIG

D117BAV99W DUAL SM

+15V -15V

CD INPUT

TUNER INPUT

AV INPUT

DVD INPUT

TAPE INPUT

VCR INPUT

C1601N0 SM

0V_SIG

C1641N0 SM

0V_SIG

0V_SIG

R195

1K0 SM

R196

1K0 SM

R197100K SM

R198100K SM


0V_SIG

0V_SIG

D119BAV99W DUAL SM

+15V -15V

EMC

1

N

F

SK6

PHONO2G

AUX INPUT

CD L

CD R

TUNER L

TUNER R

AV L

AV R

DVD L

DVD R

TAPE IN L

TAPE IN R

VCR IN L

VCR IN R

AUX L

AUX R

AUX LCD LTUNER LAV LDVD L

VCR IN LMODULE L

0V_SIG

AUX RCD RTUNER RAV RDVD R

VCR IN RMODULE R

0V_SIG

TAPE 0TAPE 1

TAPE 2

TAPE 0TAPE 1

TAPE 2

+15V

+15V-15V

-15V

0V_SIG

0V_SIG

C104100N SM

C105100N SM

+15V

-15V

3

21

Z109ATL072 SM

84

Z113CTL072 SM

R1061M0 SM

0V_SIG

R108

47R SM

D103BAV99W DUAL SM

+15V -15V

N

F

SK4B

PHONO4G

0V_SIG

5

67

Z109BTL072 SM

R1071M0 SM

0V_SIG

R109

47R SM

D104BAV99W DUAL SM

+15V -15V

3

21

Z110ATL072 SM

R1311M0 SM

0V_SIG

R133

47R SM

D109BAV99W DUAL SM

+15V -15V

5

67

Z110BTL072 SM

R1321M0 SM

0V_SIG

R134

47R SM

D110BAV99W DUAL SM

+15V -15V

N

F

SK5B

PHONO4G

0V_SIG

+15V

+15V-15V

-15V

-15V

-15V

C108100P SM

C109100P SM

C129100P SM

C130100P SM

AUX LCD LTUNER LAV LDVD LTAPE IN L

MODULE L

0V_SIG

AUX RCD RTUNER RAV RDVD RTAPE IN R

MODULE R

VCR 0VCR 1

VCR 2

VCR 0VCR 1

VCR 2

0V_SIG

0V_SIG

0V_SIG

TAPE OUTPUT

VCR OUTPUT

C106100N SM

C107100N SM

+15V

-15V0V_SIG

C125100N SM

C126100N SM

+15V

-15V

0V_SIG

C127100N SM

C128100N SM

+15V

-15V

0V_SIG

AUX LCD LTUNER LAV LDVD LTAPE IN LVCR IN LMODULE L

AUX RCD RTUNER RAV RDVD RTAPE IN RVCR IN RMODULE R

LISTEN 0LISTEN 1LISTEN 2

LISTEN 0LISTEN 1LISTEN 2

0V_SIG

0V_SIG

C143100N SM

C144100N SM

+15V

-15V

0V_SIG

C145100N SM

C146100N SM

+15V

-15V

0V_SIG

84

Z114CTL072 SM

R17022K SMR16222K SM R17122K SMR16322K SM R17222K SMR16422K SM R17322K SMR16522K SM

R17422K SMR16622K SM R17522K SMR16722K SM R17622K SMR16822K SM R17722K SMR16922K SM

+15V

+15VR178

22K SM

C148

22P SM

R179

22K SM

C149

22P SM

5

67 Z115B

OPA2134PA SM

5

67 Z116B

OPA2134PA SM

84

Z116C

OPA

2134

PA S

M

0V_SIG

0V_SIG

R183

1M0 SM

R184

1M0 SMR199

100K SM

R180

100K SM

0V_SIG

0V_SIG

+5V

+5V

+5V

+5V

+5V

+5V

X04X15X26X37X412X511X610

X79

EN2A01A116A215

V-3

D 8

GND14

V+ 13Z100

DG408DY

X04X15X26X37X412

X511X610X79

EN2A01A116A215

V-3

D 8

GND14

V+ 13Z101

DG408DY

X04X15X26

X37X412X511X610X79

EN2A01A116A215

V-3

D 8

GND14

V+ 13Z102

DG408DY

X04

X15X26X37X412X511X610X79

EN2A01A116A215

V-3

D 8

GND14

V+ 13Z103

DG408DY

X04X15X26X37X412X511X610X79

EN2A01A116

A215

V-3

D 8

GND14

V+ 13Z104

DG408DY

X04X15X26X37X412X511X610X79

EN2

A01A116A215

V-3

D 8

GND14

V+ 13Z105

DG408DY

LIN4

LGND5

RGND12

RIN13

LMO 2

RMO 15

AVC

C1

DVC

C7

LFO 3

RFO 14

DG

ND

11

XCS

6D

ATA

9C

CLK

10

XMU

TE8

AGN

D16

Z107VSDVC

0V_SIG

C186

100N SM

+5V

+C15410U EL

C155100N SM C156

100N SM

0V_SIG0V_SIG

+5V

SCLK

SDAT

ASL

OAD

0V_SIG

0V_SIG

R200

2R2 SMR201

2R2 SMR202

2R2 SM0V_SCLK

0V_SLOAD

0V_SDATA

C15822P SM

C15922P SM

0V_SIG

0V_SIG

SEL11

S2 14D12

V+ 13S13

S3 11

V-4

GND5 VL 12

S46

D3 10D47

SEL3 9

D2 15

SEL48

SEL2 16Z106

DG413DY

+15V-15V

0V_SIG

+5V

TONE*

TONE*

TONE*

TONE*

C152100N SM

0V_SIG

C153100N SM

R186

47R SM

R187

47R SM

R185

22R SM + C157100U EL

R1102K2 SM

R1112K2 SM

+ C110100U EL

R112

22K SM

0V_SIG

R11322K SM

+ C11110U CERAFINE

+5V

3

21

Z111ATL072 SM

5

67

Z112BTL072 SM3

21

Z112ATL072 SM

5

67

Z111BTL072 SM

84

Z109CTL072 SM

84

Z110CTL072 SM

+

C117

10U CERAFINE

R12122K SM

R11922K SM

R12022K SM

+ C11610U CERAFINE

0V_SIG

D105BAV99W DUAL SM

0V_SIG

R114

22K SM

R118

22K SM

1618

17Z108D

DS

1844

1519

14Z108A

DS

1844

R1152K7 SM

R1162K7 SM

0V_SIG

R1175K6 SM

R1352K2 SM

R1362K2 SM

+ C131100U EL

R137

22K SM

0V_SIG

R13822K SM

+ C13210U CERAFINE

+5V

3

21

Z113ATL072 SM

5

67

Z114BTL072 SM3

21

Z114ATL072 SM

5

67

Z113BTL072 SM

+

C138

10U CERAFINE

R14622K SM

R14422K SM

R14522K SM

+ C13710U CERAFINE

0V_SIG

D111BAV99W DUAL SM

0V_SIGR139

22K SM

R143

22K SM

62

7Z108B

DS

1844

53

4Z108C

DS

1844

R1402K7 SM

R1412K7 SM

0V_SIG

R1425K6 SM

84

Z111CTL072 SM

84

Z112CTL072 SM

+15V

+15V-15V

-15V

C169100N SM

C168100N SM

C172100N SM

C173100N SM

C176100N SM

C177100N SM

C180100N SM

C181100N SM

0V_SIG 0V_SIG 0V_SIG 0V_SIG

C170100N SM

C171100N SM

C174100N SM

C175100N SM

C178100N SM

C179100N SM

C182100N SM

C183100N SM

C184100N SM

C185100N SM

0V_SIG 0V_SIG 0V_SIG 0V_SIG 0V_SIG

PS 1R/W 8

DOUT 11RST9 DIN12 CLK13 VCC

20G

ND

10

Z108E

IC DS1844

+5V

SDATASCLK

TONEID

C118100N SM

+ C12010U EL

0V_SIG

C11910N SM

R122

2R2 SM0V_TONEID

C115

22P SM

C136

22P SM

0V_SDATA

0V_SCLK

R124

2R2 SM

R123

2R2 SM

R15122K SMR14722K SM R15222K SMR14822K SM R15322K SMR14922K SM R15422K SMR15022K SM R15522K SM

LISTEN 0LISTEN 1LISTEN 2VCR 0VCR 1VCR 2TAPE 0TAPE 1TAPE 2

TONE*

0V_TONEID

TONEID

0V_SDATA

SDATA

0V_SLOAD

SLOAD

0V_SCLK

SCLK

1234

SK102

AMPCT4

0V_SIG

12345678

SK103

AMPCT8

+15V

0V_SIG

-15V

AUX R

AUX L

TO P

HO

NO

PC

B

TO POWER AMP I/P

TO M

ICR

O /

DIS

PLAY

PC

B

3

21Z115A

OPA2134PA SM

3

21Z116A

OPA2134PA SM

3

21Z117A

OPA2134PA SM

5

67Z117B

OPA2134PA SM

84

Z115C

OPA

2134

PA S

M 84

Z117C

OPA

2134

PA S

M

RLY100A

RLY DPDT 5V SM

RLY100B

RLY DPDT 5V SM

+

-

RLY100CRLY DPDT 5V SM

D120BAS16W SM

Q100BC849B R203

4K7 SMMUTE*

0V_D

+5V

MUTE*

0V_D

+ C18710U EL

123456789

101112131415161718192021222324252627282930

SK101

FFC30V SM

0V_MODULE

AUX L

AUX R

CD L

CD R

TUNER L

TUNER R

AV L

AV R

DVD L

DVD R

TAPE IN L

TAPE IN R

VCR IN L

VCR IN R

MODULE LMODULE R

TO P

LUG

IN M

OD

ULE

PC

B

+5V

R188

10K SM0V_SIG

0V_HF

D121BAV99W DUAL SM


C113470N PE

C134470N PE

C150

470N PE

C151

470N PE

+ C18810U EL

+ C18910U EL

+15V

-15V

0V_SIG

+ C19010U EL

+ C19110U EL

+15V

-15V

0V_SIG

R20410K SM

C112

470N PEC192

470N PE

C133

470N PEC193

470N PE

C101470P FKP2

C102470P FKP2

C103470P FKP2

C122470P FKP2

C123470P FKP2

C124470P FKP2

C140470P FKP2

C141470P FKP2

C142470P FKP2

C161470P FKP2

C162470P FKP2

C163470P FKP2

C165470P FKP2

C166470P FKP2

C114CFKP2 63V 2N2

C135CFKP2 63V 2N2

CDL1 CDL

CDR

CDR1

TUNL1

TUNR1

TUNL

TUNR

AVL1

AVR1

AVL

AVR

DVDL1

DVDR1

DVDL

DVDR

TAPEIL1

TAPEIR1

TAPEIL

TAPEIR

VCRIL1

VCRIR1

VCRIL

VCRIR

AUXL

AUXR

+15V1

-15V1

AUXL1

AUXR1

LISTEN2LISTEN1

LISTEN0

LIST2LIST1

LIST0

VCR2VCR1

VCR0

VCR21VCR11

VCR01

TAPE2TAPE1

TAPE0

TAP2TAP1

TAP0

TAPEO1

TAPE02

VCRO1

VCR02

Z115_1A

Z116_1A

/TONE

Z107_4

Z107_13

Z107_1

SK102_1

SK102_3

Z116_1B

Z113_3

Z111_3

Z115_1B

Z111_1

Z111_7

Z108_19

Z112_3Z112_1

Z112_7

TONEIDSDATA

SCLK

Z106_11Z114_7Z114_1Z114_3

Z108_3

Z113_7

Z113_1

AUXIL1

AUXIR1

Z106_14

+15V2

-15V2

R182100R SM

123456789

10111213141516171819202122

SK100

FFC22V1MM

C147100N PE

C167100N PE

01_1142 JBR 14/8/01 First production release 1.0

R18110K SM


1 2 3 4

A

B

C

D

4321

D

C

B

A

ISSUE

DRAWING NO.

23425

DRAWING TITLE

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J:\Change_Control\ECO_AGENDA\01_E014 Fuse changes on A32 preamp\L937_1.1.ddb - Documents\Schematic\L937C3_1.0.SCH


Integrated amplifier preamp - power supply

Circuit Diagram



Notes:

12

34

SK300MOLEXPWR4

+ C3001000u 35V

+ C3101000u 35V

D302

BAS16W SM

D308

BAS16W SM

VinI

ADJ

A

Vout O

Z301LM317T

D305BAS16W SM

D304

BAS16W SM

R303470R SM

+C30510U EL

C304100N SM

R3021K2 SM

R307220R SM

+15V

-15V

+5V

0V_PSU

SP300STAR POINT 4 0V_PSU

0V_SIG

0V_HF 0V_MODULE

+ C306470U EL 25V

C307470N PE

C308100N SM

C309100N SM

Q3012SC5248

Q3052SA1964

+ C302220U EL

+ C312220U EL

Q300J112

Q303J112

R300330R SM

R304330R SM

+C3033300u 25V

+ C3133300u 25V

D31015V 350MW SM

D31115V 350MW SM

Q306BC846B

Q307BC856B

1234

SK301

IDC4S

+15V

-15V0V_PSU

0V_MODULE

AC1

AC2

UR+

UR-

D311-

D310+

+15V3 +5V

+3.75V

0V_SIG

-15V3

C3141N0 PP

C3151N0 PP

D300S1D

D301S1D

D306S1D

D307S1D

01_1142 JBR 14/8/01 First production release 1.0


F300

T2A SM

F301

T2A SM

1 2 3 4 5 6 7 8

A

B

C

D

87654321

D

C

B

A

ISSUEDRAWING NO.

23425

DRAWING TITLE

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J:\ECO_wip\01_1101 A85 RANGE PCB FUSES AND DC OFFSET\L911_1.1.DDB - Documents\L911C1_1.1.PRJ


AP85 third channel - top level

Circuit Diagram

L911C1J Reckless4-Jun-2001


Notes:

+1

~ 2

-4

~3

BR100BRGBU8D

0V_PSU

+49V

-49V

TH100PTH90DEG

+5V_D

0V_D

1011IC100E

74HC14D

5 6IC100C

74HC14D

89IC100D

74HC14D

14

7

IC100G74HC14D

C100100N SM

C101100N SM

R1001K0 SM

POWER AMP SUPPLY

TP100

TP101

+ C10610,000u 63V

+ C10710,000u 63V

C108100N PC

C109100N PC

D1001N4003F D101

1N4003F

SPKR1 ON

SPKR2 ON

TR100BD179

TR101BD179

R105

100R SM

R106

100R SM

R103220R SM

R104220R SM

Top+

Top-

SK102A Bot+

Bot-

SK102BINPUT0V_SIG


0V_HFVPOSVNEG

L911C2_1L911C2_1.1.SCH

EMC

1

N

F

SK101

PHONO2G

C1051N0 SM

0V_SIG

+49V

-49V

0V_HF

0V_LS

0V_LS

RLY101A

RLY SPST SPKR

RLY101BRLY SPST SPKR

RLY100A

RLY SPST SPKR

RLY100BRLY SPST SPKR

0V_D

1 2IC100A

74HC14D

3 4IC100B

74HC14DC10310N SM

C10410N SM

R101

1K0 SM

R102

1K0 SM

1 2

3 4

SK103MOLEXPWR4

THERMPROT

VIPROT1

DCPROT1

+49V

0V_D

1213IC100F

74HC14D

1234567891011121314

SK100

FFC 14W 2.54MM VER

+5V_D

0V_DSPKR1 ONSPKR2 ONTHERMPROTVIPROT1DCPROT1

0V_D

+5V_D

+ C102100U EL

SP100

STAR POINT 8

0V_PSU

0V_SIG

0V_LS 0V_HF

0V_DPIN 1 TO THE LEFT AS YOU LOOK FROM THE FRONT

R107

2R2 SM

TP102

TP103

TP104TP105TP106TP107TP108

TP109

TP110

TP114

TP115

TP111TP112 TP113

TP116

JR 30/1/01 PRODUCTION ISSUE 1.0

PCBPB

L911PB_1

01_1018

01_1101 JR 4/6/01 DC OFFSET CHANGES 1.1

1 2 3 4 5 6 7 8

A

B

C

D

87654321

D

C

B

A

ISSUEDRAWING NO.

23425

DRAWING TITLE

Drawn by:DATE


L911C2_1.1.SCH


AP85 third channel - output stage

Circuit Diagram

L911C2J Reckless4-Jun-2001


Notes:

R324

1K0 SM

TR300FMMT597

TR301FMMT597

R315100R SM

R316100R SM

R319100R SM

TR314FMMT497

TR315FMMT497

R317100R SM

R318100R SM

R320100R SM

R32222R SM

0V_SIG

C317

470N PE

0V_SIG

0V_SIG

INPUT

0V_SIG

R3505R6 2W CF

C319100N PE

0V_HF 0V_LS

C313

100N SM

R341

330R SM

R342

330R SM

R343100R SM

R344100R SM

R3450R0 SM

R3460R0 SM

R33422K SM

R33622K SM

D301BAS16W SM

D302BAS16W SM

TR312FMMT497

TR304FMMT597

TR313FMMT497

TR302FMMT597

DZ3054V7 350MW SM

0V_HF

VIPROT

C320100U NP

TR305FMMT597

DZ3064V7 350MW SM

0V_HF

DCPROT

OUTPUT

0V_LS

0V_HF

VPOS

VNEG

0V_HF

0V_HF

DZ30015V 350MW SM

DZ30115V 350MW SM

C309100N SM

C310100N SM

C314100N SM

0V_SIG

0V_SIG

D3041N4003F

D3031N4003F

R30210K SM

R32722K SM

RV300100R PSET

C31210N SM

12

PL300

BIAS

R3251K0 SM

R3261K0 SM

ADJ BIAS

D300BAS16W SM

R30010K SM

R30910K SM

R30510K SM

R30610K SM

+ C30510U EL

MEASURE

TR318SAP15N

TR319SAP15P

R30110K SM

C315100N SM

R347

100R SM

R349

100R SM

R348

100R SM

R340100K SM

DZ3024V7 350MW SM

DZ3034V7 350MW SM

3

21

84

IC300A

TL072CD

5

67

IC300B

TL072CDR3284K7 SM

0V_HF

0V_SIG

TR311FMMT497

TR303FMMT597

TR310FMMT497

TR307FMMT597


DC SERVO

PNP CURRENT MIRROR

NPN CURRENT MIRROR

PRE DRIVER

PRE DRIVER

OUTPUT STAGE

OUTPUT STAGE

V-I PROTECTION

V-I PROTECTION


DC OFFSETDETECTION


ZOBEL NETWORK

TR316FMMT497

TR308FMMT597

TR317FMMT497

R31110K SM

R31210K SM

R313

10K SM

R30310K SM

R30410K SM

R30710K SM

R3104K7 SM

R3294K7 SM

+

C300100U EL

+

C301100U EL

R338150R SM

R339150R SM

R30822K SM

R31410K SM

TR309FMMT497

TR306FMMT597

R32322R SM

R32122R SM

TP302

TP303

TP304

TP307

TP308

TP305

TP306

R33722R SM

R3311K5 SM

R332

1K8 SM

R330

1M0 SM

R333

3K3 SM

R335

3K3 SM

L300

2U2H LAC SMALL

C316470P PPW

C311100N PC

+ C31810U EL

TR321FMMT597

TR320FMMT497

+ C302100U EL 100V

+ C306100U EL 100V

R352470R 2W

R353470R 2W

BOOTSTRAP

BOOTSTRAP

R351

5R6 2W CF

C307

100P SM

C308

100P SM

+ C303100U EL

+ C304100U EL

R3541K0 SM

R3556K8 SM

TR322FMMT497

JR 30/1/01 PRODUCTION ISSUE 1.001_1018

01_1101 JR 4/6/01 DC OFFSET CHANGES 1.1