Adjustment - Pioneer DV-444 Service Manual

DV-444, DV-440

6. ADJUSTMENT

6.1 ADJUSTMENT ITEMS AND
LOCATION
Adjustment Items
[Mechanism Part]
1 Tangential and Radial Height Coarse Adjustment
2 DVD Jitter Adjustment
3 Initialize the Focus Sweep Setting
[Electrical Part]
Electrical adjustments are not required.
Adjustment Points (Mechanism Part)
Cautions: After adjustment, adjustment screw locks with the
Screw tight.
1 2
Tangential
adjustment
screw
48
6.2 JIGS AND MEASURING
1 2
Radial
adjustment
screw
INSTRUMENTS
Screwdriver (large)
Test mode remote control
unit (GGF1067)
TV monitor
Precise screwdriver
Screw tight
(GYL1001)
Screwdriver (medium)
DVD test disc
(GGV1025)