Text Vref Auto Adjustment - Panasonic TH-42PV500A Service Manual

11.5. TEXT Vref Auto Adjustment

Receive a steady signal.
Adjust it after aging enough.
1. Enter in service mode 1 then select "TXT adj. Access" item.
2. Start Auto adjustment by push "Blue" key
[Test pattern]
Note:
Under operating,
The character "TXT Adj. Access" becomes red.
Detection window will appear near bottom.
Detection window move R - G - B at the bright test pattern,
Then,
Detection window move R - G - B at the dark test pattern.
And finish auto adjustment.
Procedure
43
TH-42PV500A / TH-42PV500H / TH-42PV500M
Remarks