Toshiba SD-4800 Supplemental Service Manual
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Toshiba SD-4800 Supplemental Service Manual

Toshiba SD-4800 Supplemental Service Manual

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Download this manual See also: Owner's Manual
SERVICE MANUAL
DVD VIDEO/AUDIO PLAYER
This service manual covers only the different points from the service manual, file no. 810-200210,
for model SD-3800 since SD-4800 is basically the same designing as SD-3800.
Please refer to the file no. 810-200210 for other information.
DIGITAL VIDEO
– SUMMARY – – – – –
FILE NO. 813-200201
SUPPLEMENT
SD-4800
5
Aug., 2002

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Summary of Contents for Toshiba SD-4800

  • Page 1 – SUMMARY – – – – – This service manual covers only the different points from the service manual, file no. 810-200210, for model SD-3800 since SD-4800 is basically the same designing as SD-3800. Please refer to the file no. 810-200210 for other information.

  • Page 2: Preparation Of Servicing

    LASER BEAM CAUTION LABEL When the power supply is being turned on, you may not remove this laser cautions label. If it removes, radiation of a laser may be received. PREPARATION OF SERVICING Pickup Head consists of a laser diode that is very susceptible to external static electricity. Although it operates properly after replacement, if it was subject to electrostatic discharge during replacement, its life might be shortened.

  • Page 3: Table Of Contents

    CONTENTS SECTION 3 SERVICING DIAGRAMS 1. PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM 3. Circuit Diagram 2. BLOCK DIAGRAMS 3-1. Output Circuit Diagram 2-1. Overall Block Diagram 4. PC Board 2-2. Output Block Diagram 4-1. Output PC Board SECTION 4 PARTS LIST 4.

  • Page 4: Safety Precaution

    SECTION 4 PARTS LIST SAFETY PRECAUTION The parts identified by ! ( ) mark are critical for safety. Replace only with part number specified. The mounting position of replacement is to be identical with originals. The substitute replacement parts which do not have the same safety characteristics as specified in the parts list may create shock, fire or other hazards.

  • Page 5: Exploded Views

    4. EXPLODED VIEWS 4-1. Chassis Assembly (Type A) ZG60 ZG60 BID 3.0x6.0 BID 3.0x6.0 ZG27 ZG63 ZG20 P801 ZG67 ZG64 ZG60 BID 3.0x6.0 EU02 ZG67 W503 W901 ZG64 W502 W302 ZG71 W501 ZG60 BID 3.0x6.0 ZG68 W102 ZG71 EU04 ZG22 ZG09A ZG09 EU03...

  • Page 6: Chassis Assembly (Type B)

    4-2. Chassis Assembly (Type B) ZG60 ZG60 BID 3.0x6.0 BID 3.0x6.0 ZG27 ZG63 ZG20 P801 ZG67 ZG64 ZG60 BID 3.0x6.0 EU02 ZG67 W503 W901 ZG64 W502 W302 ZG71 W501 ZG60 BID 3.0x6.0 ZG68 W102 ZG71 EU04 ZG22 ZG09A ZG09 EU03 ZG69 ZG01 W603...

  • Page 7: Parts List

    5. PARTS LIST LOCATION PART NUMBER NUMBER DESCRIPTION - MECHANICAL PARTS - ! MD01 79070499 DVD Mechanism Single/CD-R W302 79080184 Cable,Flexible FFC,19P,L70 W501 79080273 Cable,Flexible FFC,23P,L297 W502 79080192 Cable,Flexible FFC,6P,L110 W503 79080299 Cable,Flexible FFC,8P,L115 W603 79080300 Cable,Flexible FFC,13P,L115 W901 79080301 Cable,Flexible FFC,15P,L70 ZF01...
  • Page 8 LOCATION PART LOCATION PART NUMBER NUMBER DESCRIPTION NUMBER NUMBER DESCRIPTION D827 79060070 Diode HT15G - ELECTRICAL PARTS - D829 79060072 Diode 1N4005S D830 79060080 Diode AK06 D831 79060080 Diode AK06 EU01 79083127 PC Board Assy Main D832 79060027 Diode,Zener UZ12BSB - INTEGRATED CIRCUITS - D833 79060027...
  • Page 9 LOCATION PART LOCATION PART NUMBER NUMBER DESCRIPTION NUMBER NUMBER DESCRIPTION QY05 79050001 Transistor,Chip RN2402 QY06 79050001 Transistor,Chip RN2402 QY07 79050043 Transistor,Chip RN1402 QY08 79050014 Transistor,Chip HN1C03F QY09 79050001 Transistor,Chip RN2402 QY10 79050043 Transistor,Chip RN1402 QY11 79050014 Transistor,Chip HN1C03F QY12 79050001 Transistor,Chip RN2402 QY13...

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