Panasonic SA-HT650P, Руководство по обслуживанию, Страница: 75 / 184

15.1.1. Usage Equipment
Purpose of Use Tools/Equipment Model/Product Number
Tilt adjustment DVD test disc DVDT-S15 or DVDT-S01
Hexagonal wrench` Available on the market
(2mm)
Others Screw lock RZZ0L01
Grease RFKXGAK152,
RFKXPG641
Checking CD test disc PVCD-K06 and any
commercially available
disc
VCD test disc
Recovery disc
PFKZD5TR006 or
RFKZD03R004
15.1.2. Necessity of Adjustment
15.1.2.1. Necessity of Optical Adjustment
- Before starting optical system adjustment, be sure to wear proper
protection gear against static electricity.
- Optical adjustment (optical pickup tilt adjustment) is required after
following parts are replaced:
1. Optical pickup
2. Spindle motor assembly
3. Optical pickup peripherals such as a rail, etc.
Note:
Optical adjustment is not necessary after replacement of other parts inside traverse, however,
may require when picture deterioration is detected. Optical adjustment cannot be applied to the
inside of optical pickup. When a traverse unit is replaced,the adjustment is not necessary.
15.1.3. Storing and Handling Test Discs
Surface precision is vital for DVD test discs. Be sure to store and handle them carefully.
- Do not leave the discs uncovered on the work desk or other places
after use.
- Handle the discs carefully to prevent scratches. Put each disc in
its case and place it in the standing position. Store the discs in a
cool place and avoid direct sunlight or air conditioner.
- Accurate adjustment cannot be expected with a disc warped
against a flat surface. Obtain a new test disc for optical
adjustment.