Service manual

1
DV-L70S
DV-L70BL
DV-L70W
SY9S7DV-L70S/
SERVICE MANUAL
Page
1. IMPORTANT SAFEGUARDS AND PRECAUTIONS .........................................................................2
2. FEATURES ........................................................................................................................................ 4
3. SPECIFICATIONS ............................................................................................................................. 4
4. PART NAMES .................................................................................................................................... 6
5. DISASSEMBLY METHOD ................................................................................................................. 7
6. ADJUSTMENT METHOD................................................................................................................... 8
7. TEST MODE .................................................................................................................................... 13
8. TROUBLESHOOTING ..................................................................................................................... 16
9. IC FUNCTION LIST.......................................................................................................................... 20
10. SEMICONDUCTOR LEAD IDENTIFICATION ................................................................................. 52
11. WIRING DIAGRAM .......................................................................................................................... 53
12. BLOCK DIAGRAMS ......................................................................................................................... 54
13. SCHEMATIC DIAGRAMS ................................................................................................................ 62
14. PRINTED WIRING BOARD ASSEMBLIES ...................................................................................... 74
15. REPLACEMENT PARTS LIST ......................................................................................................... 79
16. PACKING OF THE SET ................................................................................................................... 92
CONTENTS
SHARP CORPORATION
In the interests of user-safety (Required by safety regula-
tions in some countries) the set should be restored to its
original condition and only parts identical to those specified
be used.
MODELS
SERVICE MANUAL
PORTABLE DVD VIDEO PLAYER
MODELS DV-L70S/BL/W
PORTABLE DVD VIDEO PLAYER
DV-L70S
DV-L70BL
DV-L70W

Summary of content (83 pages)