Disassembly Procedure - Onkyo DV-C503 Service Manual

DISASSEMBLY PROCEDURE

Replacement of DVD mechanism
The laser diode in the optical pickup block so
sensitive to static electricity, surge current and
etc..
That the components are liable to be broken down
or its reliability remarkable deteriorated.
During repair, carefully take the
following precautions.
Do not touch the optical
pickup object lens with the
hands.
Short Land
1. Remove the top cover with six screws.
2. Remove the tray.
3. Remove the roulette assembly.
4. Remove the roulette. (Roulette is removed as written below.)
5. Solder the LD output lands on the DVD optical pickup.
Please perform right photo to reference.
6. Replace the pickup mechanism assembly etc. . After unsolder the laser diodes
output lands.
Remove the roulette
1. Pull out the tray.
2. Stops in the position (cut deeply).
3. Remove in the direction of arrow.
4. Reassembly is performed by 3 to 1.
DV-C503
Roulette
Cut deep