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tOI MP::I03!~? or o . DECEMBER, 1985 · PARTS LIST PCB ASSEM BLY #250408-01 (Continued) C -Indicates Commodore Stocked Part Number CAPACITORS (Continued) MISCELLANEOUS C49 Ceramic

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Text of tOI MP::I03!~? or o . DECEMBER, 1985 · PARTS LIST PCB ASSEM BLY #250408-01 (Continued) C...

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    tOI MP::I03!~? n ; V(:RT or o . ..J

    DECEMBER, 1985 ~=-..:::::::=: P.ART NO. 3q 40()~-05

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  • PART NO. - 314001-05

    SX 6 4

    PORTABLE COMPUTER

    SCHEMATICS

    Commodore Business Machines, Inc. 1200 Wilson Drive, West Chester, Pennsylvania 19380 U.S.A.

    Commodore makes no ex'pressed or implied war-ranties with regard to the information contained herein. The information is made available solely on an as is basis, and the entire risk as to quality and accuracy is with the user. Commodore shali not be liable for any consequential or incidental damages in connection with the use of the information con-tained herein. The listing of any available replace-ment part herein does not constitute in any case a recommendation, warranty or guaranty as to quality or suitability of such replacement part. Reproduction or use without expressed permission, of editorial or pictorial content, in any matter is prohibited.

    This manual contains copyrighted and proprietary information. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording or otherwise, without the prior written permis-sion of Commodore Electronics Limited.

    Copyright © 1985 by Commodore Electronics Limited. All rights reserved.

  • CONTENTS

    Title Page

    INTRODUCTION ........................................................ ' ....................................... .

    ASSEMBLY PARTS ......................... ............................................................ ....... 1

    BLOCK DIAGRAM .. ....................................... .................................. ................... 2

    CPU

    PCB LAYOUT .............................................................. . ............................. 3

    PARTS LIST .............................................................................................. 4

    SCHEMATIC .............................................................................................. 6

    FDD

    PCB LAYOUT ....................................... . .................................................... 7

    PARTS LIST .............................................................................................. 8

    SCHEMATIC ............................................................................................... 10

    I/O

    PCB LAYOUT ............................................................................................. 11

    PARTS LIST .............................................................................................. 12

    SCHEMATIC .............................................................................................. 13

    EXPANSION

    PCB LAYOUT ............................................................................................ 14

    SCHEMATIC .............................................................................................. 15

    MONITOR

    PCB LAYOUT ............................................................................................ 16

    PARTS LIST .............................................................................................. 17

    SCHEMATIC - 01 ..................................................................................... 20

    SCHEMATIC - 01A .................................................................................. 21

    PIS 250623

    WIRING DIAGRAM....................................................................... .............. 22

    PARTS INFO ........................................... ....................................... ....... .... 23

    TROUBLESHOOTING .................... ........................................ .......... ............ 24

    SCHEMATIC .............................................................................................. 25

  • I

    c C 2512 1

    C 1

    I

    ....... """ ............ herein are intended for use

    SX 64

    the 1

    are used in many devices and power may be to

    indicated with a

    KEYBOARD '!...A"-"'-"'-'-

    MANUAL

    KEY

    DRIVE

    1

  • I BACK PANEL

    N

    BLOCK DIAGRAM

    P21

    AC'lV 12V

    COLOR MONITOR

    J2V

    POW E R ~ ~{r-I +---,.

  • PLEASE NOTE

    PA RTS LIST SX 6 4 CPU

    PCB ASSEMBLY #250408-01

    Commodore part numbers are provided for reference only and do not indicate the availability of parts from Commodore. Industry standard parts (Resistors, Capacitors, Connectors) should be secured locally.

    INTEGRATED CIRCUITS RESISTORS (Continued)

    UA3 74LS257 DO NOT USE TI OR NS R21 270 UA4-UA7 4164 DRAM 200NS R22 1K UB1 74LS258 R23 1M UB2 74LS373 R24 47K UB3 74LS257 DO NOT USE TI OR NS R25 330 UB4-UB7 4164 DRAM 200NS R31, 32, 3.3K UC1 74LS139 33 UD1 2332 ROM CHAR C 901225-01 R34 150 UD3 2364 ROM Kernal C 251104-04 R35 1K UD4 2364 ROM Basic C 901226-01 R36 120 UD7 6510 Microprocessor C 906107-01 R37 200 UE3 6581 SID C 906112-01 UE4 7700-001 PLA C 906114-01 RESISTOR PACKS UE7 2114 RAM 300NS UF4 6567 VIC C 906109-04 RA1,2 33 8Pin UF6 7408 RA3 3.3K 10Pin UF7 7406 RA4 3.3K 8Pin UG6 4066 UG7 555 TIMER

    CAPACITORS

    TRANSISTORS C1,2 Ceramic 0.22JLF, 25V C3 Elect 10JLF, 25V

    TR1-8 2SC 458 C4-7 Ceramic 0.22JLF, 25V C8 Ceramic 0.47JLF, 50V

    DIODES C9,10 Ceramic 0.22JLF, 25V C11 Ceramic 0.47JLF, 50V

    D1 Diode, Signal WG 713C C12-14 Ceramic 0.1JLF, 25V C15-17 Elect 10JLF, 25V

    RESISTORS - All Values are in ohms-1/4 W C18-20 Ceramic 0.1JLF, 25V

    5% unless noted otherwise. C21 Elect 10JLF, 25V C22 Ceramic 0.1JLF, 25V

    R1 82 C23 Elect 10JLF, 25V C24 Ceramic 470pF, 50V

    R2 150 C25 Ceramic 0.47JLF, 50V R3 100 C26 Elect 10JLF, 25V R4 1.5K C27 Ceramic 0.22JLF, 25V R5 3.3K C28 Ceramic G.47JLF, 50V R6 18K C29 Ceramic 0.1JLF, 25V R7 8.2K C30 Elect 10JLF, 25V R8 1K C31,32 Ceramic 2200pF, 50V R9 1K C33 Ceramic 0.22JLF, 50V R10,11, 10K C34 Ceramic 270pF, 50V 12 C35 Ceramic 0.47JLF, 50V R13 1K C36 Elect 10JLF, 25V R14 270 i C37 Ceramic 0.01JLF, 25V R15 100 C38 Ceramic 150pF, 50V R16 27K C39 Elect 10JLF, 25V R17 20K C40-46 Ceramic 0.1JLF, 25V R18 820 C47 Elect 10JLF, 25V R19 2K C48 Ceramic 0.1JLF, 25V R20 510

    4

  • PA RTS LIST PCB ASSEM BLY #250408-01 (Continued)

    C - Indicates Commodore Stocked Part Number

    CAPACITORS (Continued) MISCELLANEOUS

    C49 Ceramic 1000pF, 25V FB1-14 Ferrite bead C50 Ceramic 470pF, 50V C51 Ceramic 33pF, 50V L1 Coil Inductor 2.2j.tH C52 Ceramic 0.047j.tF, 25V L2 Coil Inductor 22j.tH C53, 54 Ceramic 1800pF, 50V C55 Ceramic 0.1j.tF, 25V Y1 Clock Osc 14.31818 MHz 251105-01 C101 Ceramic 82pF C102 Ceramic 68pF C110 Ceramic 150pF, 50V C111,12 Ceramic 330pF C1 ~ 3 Ceramic 100pF C114 Ceramic 68pF

    5

  • pOWER P 11(5285 -06A) ~ 12v 6~ 1 5::

    4-::O-+---to---...,

    I 2 u-t--............. --5 V

    r-------------------------- - .----------- ---.- . - --------------,

    JI,+-(fXY-iN5/oN BVS) (Ps -,f

  • 7

  • PLEASE NOTE:

    PARTS LIST SX 64 DISK CONTROL PCB

    PCB ASSEMB LY #250410-01

    Commodore part numbers are provided for reference only and do not indicate the availability of parts from Commodore. Industry standard parts (Resistors, Capacit ors, Connectors) should be secured locally.

    INTEGRATED CIRCUITS RESISTORS (Continued) - All are carbon 1/4 watt, 5% unless noted

    UA1 TMM2016P RAM UA3 ROM $EOOO-$FFFF C 901229-05 R7, 8 470

    UA4 ROM $COOO-$OFFF C 325302-01 R9 2. 2K

    LlB2 74LS04 R10 150 1/4W, 1 %

    UBC3 6522 VIA C 901437-0~ R1 1 100 1/4W, 1 %

    UBC4 6502A CPU C 901435-02 R12 2.2K

    UC2 74LSOO R13 470

    U02 74LS42 R14 2.2K

    U03 74LS86 R15, 16 22K

    UOC5 6522 VIA C 901437-01 R17, 18 9.1K 1/4W, 1%

    UE2 74LS14 R19,20 220

    UE3 7406 R21, 22 150

    UF2 M54532P TRANS ARRAY MITSUBISHI SUB: R23 330

    ULN2064 TRANS ARRAY R24, 25 2.2K

    UF3 7404 R26, 27 470

    UF5 GATE ARRAY C 325572-01 R28 360

    UG4 7407 R29 510

    UG5 74LS193 R30 22K

    UH1 592 VIOEO AMP R31 360

    UH4 9602 ONE SHOT R32 5.1 K

    UH5 74LS197 R33 220

    UJ1 592 VIOEO AMP R34 330

    UJ4 74LS86 R35 1K

    UK4 LM311 COMPARATOR R36 330 R37 , 38 150 R39 100K

    TRANSISTORS R40-43 1K R44 10K

    TR1 2SC 945 SUB:2SC 1815 R45 100 TR2-5 2SA 733 SUB:2SA 1015 R46-49 1K TR6 2SA 673 R50 47 TR7 2SC 945 SUB:2SC 1815

    CAPACITORS DIODES

    C1, 2 Ceramic .1I£F, 25V 01 -6 Signal, 1 N4148 C3 Electrolytic 3.3I£F, 16V 07 Zener, 5.1 V, 500mW, + /-5% HZ5C-2 C4 Ceramic .1I£F, 25V 08 Signal, 1 N4148 C5 Ceramic 680pF, 50V 09 Zener, 3.3V, 500mW, + /-5% HZ3C-2 C6, 7 Tantalium 0.47I£F, 16V 010 Signal, 1 N4148 C8 Ceramic .1I£F, 25V

    C9 Ceramic 1000pF, 25V RESISTORS - All are carbon 1/4 watt, C10, 11 Ceramic .022I£F, 25V

    5% unless noted C12 Ceramic 330pF, 50V C13 Ceramic .1I£F, 25V

    R1 680 C14 Cerarr.ic 680pF, 50V R2 22K C15 Ceramic 330pF, 50V R3 91 1/4W, 1% C16 Ceramic 680pF, 50V R4 1.5K C17 Ceramic 33pF, 50V R5 470 C18 Electrolytic 1OI£F, 25V R6 680 C19-21 Ceramic .1 JLF, 25V

    8

  • PARTS LIST SX 64 CPU PCB ASSEMBLY #250 410-01 (Continued)

    C - Indicates Commodore Stocked Part Number

    CAPACITORS (Continued) MISCELLANEOUS - PCB ASSY #1540048

    C22-30 Ceramic .1JLF, 25V FB 1-10 Ferrite Bead C31 Electrolytic 100JLF, 16V C32, 33 Electrolytic 10JLF, 25V L1-3 Coil Inductor 100JLH C34-41 Ceramic .1 JLF, 25V L4,5 Coil Inductor 22JLH C50 Ceramic 1000pF, 25V L6 Coil Inductor 2.2JLH

    Y1 Crystal Module 16 MHz 50ppm (NDK, Tyocom) 325566-01 Sub:

    Crystal Module 16 MHz 100ppm (NDK, Tyocom, Kyocera) 325566-02

    9

  • &0

    C.ll r- I"";~

    I ~ o,4&P tty

    ~O-U + - 0..1 3" ~-CfI 40._+__ C 1.0.cz"

    ~O---,

    ~" I

    It·ut"

    i I uG4

    I 7447 ~: ~ .... I~ ------------~--------~

    SX 64 FDD SCHEMATIC DIAGRAM

    I'Iq11JC

    ~ . •. PI ~/WlI ~ p .. T , I~ iV"'~

    .... -I ~-#- - ~

    t/. co 1'4

    !-lEAP PIO

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    10

  • 54 27

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    1 C5

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    I

    SX 64 1/0 PCB LAYOUT

    I"')

    '"

    ®~~)(~6 @ ~ ~ ~

    ~ ~~~c.~ .. ~ ~ ~

    " [email protected]~ ~~~~,~ ~~~~~"

  • PLEASE NOTE:

    PARTS LIST SX 6 4 I/O

    PCB ASSEMBLY #250409-01

    Commodore part numbers are provided for reference on!y and do not indicate the availability of parts from Commodore. Industry standard parts (Resistors, Capacitors, Connectors) should be secured locally.

    INTEGRATED CIRCUITS RESISTOR PACK

    UC1 4066 RA1 1K 8Pin UB2, 3 6526 CIA C 906108-02 UD2 7406 CAPACITORS UE2 74LS74A UE3 556 C1-5 Ceramic 0.1/tF, 25V

    C6 Ceramic 0.47/tF, 50V TRANSISTORS C7 Ceramic 330pF, 50V

    C8-11 Ceramic 0.1/tF, 25V TR1 2SC 945 C~ 2, 13 Elect 1O/tF, 25V

    RESISTORS - All Values are in ohms-1/4 W MISCELLANEOUS 5% unless noted otherwise.

    FB1-6 Ferrite Bead R1 220 R3 3.3K L1 Coil Inductor 2.2/tH R4 47K R5, 6, 7 1K UA1 Crystal Module 60Hz R8 100K R10 3.3K R11 47K

    12

  • -..J

    ~~ \.l.l I-Z

    (J) H ;) til

    ;i ....

    m...J ~ IJ.I -c( (/) 0..%

    ~ UI .... X LJ.I

    :-:-~

    SX 64 1/0 SCHEMATIC DIAGRAM

    ,------------------_ .. _----...,

    r--.-----------------------,

    'O-~ -~~~~L-------~HrHHr_T_T_+_1

    1 AIN

    ~

    PI!) AC POWER

    -~

    ....------_ .. -.-------...,

    -

    13

  • EXPANSSION PS J8 GN{) 9 1

    +5V 3 2 + 5 V 30 3

    1 R Q 8 4 WW 27 5

    DDT CLOCK 1 6 1/01 2~ 1 frAME 6 8 EXROM 31 q J/OZ 5 'o ROML -~ I I

    B7f 2 12 -~ '1 13 07 19 14 06 44 15 05 20 16 ~ .•.

    04 45 1 7 03 21 18 02 46 19 01 22 20 DO 47 21

    GNf) 18 22 OPEN 23 -

    " 24 -~-"- 25 ---

    ....a. ~

    'EXPANSSION P8

    GNV 34 I

  • -.10

    0'1

    CTND DC.5V RESET CNT/ SPI CNT2 SP2 PC2 ATN ACqV ACqV &/VD GNO FVI&2 PBo PB, P132 PB3 PB4-PBs PB6 P B7 pAz crND

    l

  • 9l ++ * o

    II

    +' R~32

    SIDE PIN W ' 2 ~Q

    -c::::>--c::::>- R 533 -c:::::J-R534

    ~ 0 l~\::J sfll°RN 0 ~ --wu-- ~o ~~1 ~1l VI DEO

    0' ~ ]~I o£ ~ o~ ~o n»§~ I~-?: l201 o ~ ~nor1l'D e :;0 2 V~~0! j,... ~ .. '~. "209 ~S o Co R2t~~ ,., 0 ... ..... ~5 CO ~-c::::r n .... ~

    ~ ... I - , :> . _ ...... n G'\N "'0

    ~ ~ '" a AUDIO ~ ~ ~ \ ,,~"" 08-:J~ ~~ ftiJ ~ -o 0 N ~~~ - \'\-' 59- IO~ \~;II)- ~ i n' 0 0 tn ~ C • /~f ~\' Ol! 11 Vy iLU ~L 1 ;to\\ '\ o~I~~ ~ cn~'" ~ W44 '~ NYn~ . ~C2 ~-

    C610 N r:r.' \R 218 ~ n L60J i · 17.. ~ 0 'i-n-I/I ..... R-2-,ar ~-

    ~~ "-1"'C614IC601'1 ' i~~C \ ,l''b!; ' » ~tr ~ ~ I I I _W5_3 .-":'31ai:j~:, , \lll ~ I~ ~ ur 9 . I - _. ~ )'" 0 n -~ ~n lin I ~ Q& ' ./ I ~ ~O ~D dJ ~~." ;'w'" ~ ~ .,,,,,/ ",.;? ~ " c;1I C mit _ _ _ _ _ .. n - -C:::=:>-") I r;::l (7

  • PLEASE NOTE:

    SX 64 MONITOR ASSEMBLY PARTS LIST

    Commodore part numbers are provided for reference only and do not indicate the availability of parts from Commodore. Industry standard parts (Resistors, Capacitors, Connectors) should be secured locally.

    CHASSIS PA RTS

    V01 *CRT, 150BMB22-AF

    * CRT Socket, C39158-0

    OY1 *Oef . Yoke, C29131-VA (See note below)

    T502 ·lE-F.B. Transf. CJ39587-00A

    0907 Transistor, 2501118

    0503 Transistor 1 2SC2335

    R523 * Focus Pack, CJ49510-257

    C001 * Ceramic Cap, 1000pF, 3KV, +100%,-0%

    NOTE: IF DEFLECTION YOKE CJ26235-00A IS USED, THE FOLLOWING PARTS VALUES CHANGE:

    VIDEO and AUDIO PCB 1124 A-2 DEF and POWER REG PCB 1124 A-1

    CAPACITORS CAPACITORS

    C515,517 * Polypropylene, 5600pF,630V, ± 5% C519, 520 * Elect, 4.7ILF,160V, +30%, -10%

    C201 Elect, 1000ILF,25V, ±20% C206 Bi-Polar Elect, 4.7ILF,50V, ±20% C522 Mylar, .1ILF,50V, ±20%

    *SAFETY COMPONENTS - Use EXA CT replacement ONLY.

    17

  • DEF and POWER REG PCB 1123 A-1 CAPACITORS

    INTEGRATED CIRCUITS C401,404 Bi-Polar Elect, 1/LF, 50V, ±20% C408 Tantalium, 1tLF, 25V, ± 10%

    IC401 Vert., /LPC1 031 H2 C409, 410 Tantalium, 22/LF, 10V, ± 10% C412 Elect, 1000/LF, 25V, ±20% IC501 Hor., AN5750 C413 Elect, 0.22tLF, 50V, ±20% C509 Polypropylene, 5600pF, 50V, ±5%

    TRANSISTORS C515,16, * Polyprooylene, 4700pF, 630V,±5% 17

    0401 25A 1015 (Y, GR) C518 Mtl Mylar, 1.5/LF, 100V, ±5% 0501 25C1685 C520 * Polypropyie'le, 0.047/LF, 200V, ± 10% 0502 25A817A (O,Y) C523, 24 * Elect, 470/LF, 16V, +30%, -10% 0902 25A 1015 (Y, GR) C525 Elect, 4.7/LF, 160V, +30%, -10% 0903,4,5 25C1685 C901 * Elect, 100/LF, 35V, +30%, -10% 0906 25A817 A (O,Y) C904, 905 * Elect, 47O/LF, 35V, +30%, -10% 0907 25D1118 C907 Bi-Polar Elect, 10/LF, 25V,±20%

    C9 13,914 * Elect, 2200/LF, 16V, +30%, -10% DIODES

    0501 Zener R06 .8E (B2) TRANSFORMERS

    0502 V19E T901 Pwr Drive, A76567-MA D504,5, V09E T501 Hor Drive, A76568-MA 6,7 T502 *F.B., CJ39587-00A D902 U19B T53 1 *5ide Pin, C39084-A D903 *Zener RD6.8E (B2) 0904 Zener Hz12 (8) D905 *Zener RD6.8E (82) MISCELLANEOUS

    D906 152473H D907 *Zener RD13E (B1) F03 * Fuse, 2A, 125V

    D908, 9 152473H

    VIDEO and AUDIO PCB ASSY 1123 A-2 RESISTORS INTEGRATED CIRCUITS

    R901 *Carbon, 8.2K, 1/4W, ± 5% IC201 Audio, HA 11401 R910 *Carbon, 9.1 K, 1/4W, ± 5% IC601 Video, AN5250 R917 Oxide Mtl Film, 1.5K, 1 W, ± 5% R923 *Carbon, 27K, 1/4W, ± 5% R924 *Carbon, 10K, 1/4W, ± 5% TRANSISTORS

    R925 *Carbon, 68K, 1/4W, ± 5% R926 Mtl Film, 0.22, 2W, ± 10% 0201 25A562TM (V)

    0601 25D1133

    VARIABLE RESISTORS DIODES

    R409 V. Hght, 22K D601 Zener, RD10E (B3) R413 V. Lin, 2.2K

    R417 V. Center, 1 K D503 152076A

    R508 Hor. Hold, 2.2K R909 *B1 Adj., 2K

    * SAFETY COMPONENTS - Use EXACT replacement ONLY.

    18

  • VIDEO and AUDIO CHROMA PCB ASSY 1123 A-3 PCB ASSY 1123 A-2 (Continued)

    INTEGRATED CIRCUITS VARIABLE RESISTOR

    ! HA11247 IC301 R220 Sub Cont, 2K I

    TRANSISTORS CAPACITORS

    Q701,2,3 2SC2610 C201 Elect, 2200JLF, 16V, +30%, - 10% C202 Bi-Polar Elect, 10JLF, 16V, ±20% RESISTORS C203 Elect, 3.3JLF, 25V, +30%, -10% C204 Tantalium, 0.47JLF, 35V, ±20% R71 0, 11, Oxide Mtl Film, 12K, 1 W, ± 5% C206 Bi-Polar Elect, 3.3JLF, 50V, :r20% 12 C208 Tantalium, 33JLF, 16V, ±10% C210 Tantalium, 1JLF, 25V, ±20% C604 Bi-Polar Elect, 1 JLF, 50V, ±20% VARIABLE RESISTORS

    C608 Elect, 1000JLF, 25V, ±20% C522 Bi-Polar Elect, 0.47JLF, 50V, ±20% R702 B. Cut-Off, 10K

    R705 R. Cut-Off, 10K

    MISCELLANEOUS R706 R. Drive, 500 R708 G. Cut-Off, 10K

    FR526 *Fusible Resistor, 10, 1/4W, ±5% R709 G. Drive, 500

    L504 Peaking Coil 100JLH L601 Peaking Coil 4.7JLH CAPACITORS

    C303 Elect, 100JLF, 16V, ±20% C304 Elect, 0.47JLF, 50V, ±20% C306 Elect, 4.7JLF, 50V, ±20% C310 Trimmer C315 Elect, 33JLF, 16V, ±20%

    MISCELLANEOUS

    X301 Crystal A75746

    * SAFETY COMPONENTS - Use EXACT replacement ONLY.

    19

  • ~ -F======~~~--------------------

    I~~=========i--~------~=====================±

    r "J, l x e l " x_,,;~ to~

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    ~ ~ ROO~

    IOK8

    f.10Q4 100

    ROO ? ROID :iKB 101(6

    RODS ~.g~l 3.311

    RO I:? 220

    AOl 3 2.:(1(8

    ROl4 RO il 3008 50KB

    ROI~ RCI9 4.71( 101(0

    I Roo3 ~001 ROIO ~OIJ ~ or7 ~019 ~~~~~~ AOl4 E4123A CONTROL PCB

    J2

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    VIDEO & AU DIO PCB

    Rsoa '90 1/2S

    C602 100/\6

    TRC-1123A 0 / 3) DEF. POWER REG PCB

    JO~ p _p

    C615 = ,0 0 22181!

    [email protected],n

    O.Bv p _p

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    B t 28 V

    SX 6 4 MONITOR SCHEMATIC -01

    Q 70 I BLU[O U T

    0701 ,Q702, 70-;-::-1

    25 C2 6 10 d fOI,!. "\.~ '" In s I

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    20

  • R004 lOij

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    POWER SU PPLY #250623 WIRI N G DIAGRAM

    NAME W IRE NOTE Ot< SI6N't coLoR

    /2V BRN ULI DO '7 NC AW (r l~ GND BlK ACqV BlU UL 1001} AU-tV BLU AWf:t2l!-~v oj;2q 5V Oi2q ULfDO'l G-ND BlK ~wqfg aNt> BLK 121' RFl> \2V ~fD 5V OQCT 517 oJ?G- Ul lOD'" (iN!> BL( AWqlg 6-ND BL~ 12V t

  • 1, REC 1

    2-, REC2

    4, D6,.7

    5, Ql

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    PARTS INFORMATION

    S3WB40 RECTIFIER STACKS DronEs IV

    +

    S1 VB 1 0 REC TTF IER S"TACKS IJIODES I"V

    0+ ERB24-o6c FAS1' RECa.VERY,DIODES

    f ~ ESAC85-009 ESAC8Z-00L:. SCHOTTKY BARRIER DIOD~S

    m ® ~ ® (case)

    2SC2625

    B -( c (c-ase)

    IE

    2SC 2 ,33 L. ) B ----( C(case

    E

    J...EDEC : ' TO~- 22DAB

    POlliER TRANSISTOR

    (case)

    pm-IE.R TRANSISTOR C,case)

    ,JEDEC:TO-220AB

    23

  • TROUBLESHOOTING GUIDE

    TROUBLE CHECK POINT CAUSES A.ND TEST

    NO OUTPUT----+--SOME SCRAP INSIDS------~-SHORT CIRCUIT BIY SCRA.P-Y~E=S~------------~ __ I 10K

    NO AC 9~-SUPPLEMENTARY CIRCUIT-~T2 TRANSFORMER SHORT OR OPEN......;;;;..YE;;;.,;S~------------

  • /'IV 01

    Inpu t

    A.C. 108 - 132 V

    fEC

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    I

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    ZSC"Z'62-:5

    ZSCZ3-34

    2S A'lOZD "83-~

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    L L

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    L

    I ER824.:06C

    2 EIUlIZ-OC

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