9
Model No: 21HAP1BE
Version 1.0
Focus adjustment
Item
AKPH01 chassis
Measuring
Equipment
SG
Preparation
before Adj.
Brightness, contrast and color should be set in standard
Adjustment procedure
1. Receive the cross-hatch pattern signal
2. Turn the focus adjusting VR watching the screen and adjust the vertical line of mark to
make the most thin. Then the focus adj. VR is set as close low voltage side as possible.
Stop the focus adj. VR at the point that focus is a bit worse at once, turn back to the left
and then turn back to the right a little again.
To be fine
H. line
V. line
Magnified drawing of part
White balance adjustment
Item
AKPH01 chassis
Measuring
Equipment
SG and white balance meter
service remote controller
Preparation
before Adj.
Warm up the set for more than 30 min.
Brightness, contrast and color should be set in standard
