Toshiba NTDVT006BK Servicehandleiding - Pagina 3
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CONTENTS
INTRODUCTION ............................................ 1
DISASSEMBLY ............................................... 1
LASER DISASSEMBLY ................................. 3
LASER REASSEMBLY ................................... 5
DVD REASSEMBLY....................................... 6
TROUBLESHOOTING.................................... 7
Introduction ................................................... 7
Power Supply Checks .................................... 8
Front Panel Checks ........................................ 9
Laser Checks ................................................ 10
Focus & Tracking Checks............................ 11
Loading Motor Checks ................................ 14
Color Difference Output Checks ................. 14
Summary ...................................................... 15
PC Board Layout ......................................... 16
Connector Pinouts ....................................... 17
INTRODUCTION
1. This book supplements video tape
NTDVT006, Toshiba DVD Servicing. It
covers the mechanical disassembly and
reassembly of a DVD player, and how to
diagnose a problem to the board level. For
more detailed information and drawings refer
to service manual 810-9601. For connector
locations and pin identification, refer to the
drawings in the back of this book.
2. The DVD player is very static sensitive, so
always use a static mat and wrist strap when
servicing the player. Failure to take these
precautions could destroy or reduce the life of
the laser and many other components.
DISASSEMBLY
1. Retract the 5 screws holding the cover in
place.
2. Lift off the cover.
3. If a disc is stuck in the player it can be manu-
ally removed by pushing the eject level with a
long screwdriver.
4. After the tray pops out, pull it completely
open and remove the disc.
5. To place the unit in the service position,
remove the shield covering the main board.
6. Remove the 4 screws on the main board and
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