Sharp DV-SL90UM Service Manual
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DV-SL90UM
S64U2DV-SL90U
SERVICE MANUAL
In the interests of user-safety (Required by safety
regulations in some countries) the set should be
restored to its original condition and only parts
identical to those specified be used.
MODEL
SERVICE MANUAL
DVD VIDEO PLAYER
MODEL
DV-SL90UM
DVD VIDEO PLAYER
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
SHARP CORPORATION
DV-SL90UM
Page
SPECIFICATIONS ............................................................................................................................. 1-1-1
LASER BEAM SAFETY PRECAUTIONS .......................................................................................... 1-2-1
IMPORTANT SAFEGUARDS AND PRECAUTIONS......................................................................... 1-3-1
STANDARD NOTES FOR SERVICING............................................................................................. 1-4-1
OPERATING CONTROLS AND FUNCTIONS .................................................................................. 1-5-1
CABINET DISASSEMBLY INSTRUCTIONS ..................................................................................... 1-6-1
FIRMWARE RENEWAL MODE ......................................................................................................... 1-7-1
TROUBLESHOOTING ....................................................................................................................... 1-8-1
BLOCK DIAGRAMS ........................................................................................................................... 1-9-1
SCHEMATIC DIAGRAMS/ CBA’S AND TEST POINTS .................................................................. 1-10-1
WAVEFORMS.................................................................................................................................. 1-11-1
WIRING DIAGRAM .......................................................................................................................... 1-12-1
SYSTEM CONTROL TIMING CHARTS .......................................................................................... 1-13-1
IC PIN FUNCTION DESCRIPTIONS ............................................................................................... 1-14-1
LEAD IDENTIFICATIONS ................................................................................................................ 1-15-1
EXPLODED VIEWS ......................................................................................................................... 1-16-1
MECHANICAL PARTS LIST ............................................................................................................ 1-17-1
ELECTRICAL PARTS LIST ............................................................................................................. 1-18-1
CONTENTS
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