BBK 9903S, Service Manual

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CONTENTS
1. SAFETY PR E CAUTIONS 1
2. PREVENTION OF ELECTRO STATIC DISCHARGE(ESD)TO ELECTROSTATICALLY
SENSITIVE(ES)DEVICES
1
4. PREVERTION OF STATIC ELECTRICITY DISCHARGE 3
5. ASSEMBLING AND DISASSEMBLING THE MECHANISM UNIT 4
5.1 OPTICAL PICKUP UNIT EXPLOSED VIEW AND PART LIST 4
5.2 BRACKET EXPLOSED VIEW AND PART LIST 6
6. ELECTRICAL CONFIRMATION 8
6.1 VIDEO OUTPUT (LUMINANCE SIGNAL) CONFIRMATION
8
6.2 VIDEO OUTPUT(CHROMINANCE SIGNAL) CONFIRMATION
9
7. MPEG BOARD CHECK WAVEFORM 1 0
8. IC BLOCK DIAGRAM & DESCRIPTION 1
1
9 . SCHEMATIC & PCB WIRING DIAGRAM 47
10
. SPARE PARTS LIST
8.1 MT1336 1 1
8 .2 MT13 7 9 19
8 .3 AM29LV160D 35
8 .4 HY57V641620HG 40
3. CONTROL BUTTON LOCATIONS AND EXPLANATIONS 2
5.3 MISCELLANEOUS 7