Measurements And Adjustments; Adjustment Procedure - Panasonic TH-50VX100U Service Manual

9 Measurements and Adjustments

9.1.

Adjustment Procedure

9.1.1. Driver Set-up
9.1.1.1. Item / Preparation
1. Set Aging pattern (white pattern signal) by IIC mode.
2. Set the picture controls as follows.
Picture menu: Standard
Picture: +25
Aspect: Full
Caution
1. First perform Vsus adjustment.
2. Confirmation of Vscn voltage should be performed after
confirmation of Vad adjustment.
When Vad=-140V, Voltage of Vscn is 5V ±4V.
9.1.1.2. Adjustments
Adjust driver section voltages. (Refer to the panel data on the
Panel Label).
Check or adjust the following voltages with the multimeter.
Name Test Point
Vsus TPVSUS Vsus ± 2V
(SS)
Ve TPVE (SS) Ve ± 1V
Vset TPVSET 325V + 7V, -
(SC) 9V
Vad TPVAD (SC) -140V ± 1V
Vscn TPVSCN Vad+145V ±
(SC) 4V
Vda TPVDA (SS) 75V + 1V, -2V Fixed
*See the Panel Label.
31
TH-50VX100U / TH-50VX100E
Voltage Volume
VR251 (P)
VR16000
(SS)
Fixed
VR16600
(SC)
Fixed
Remarks
*
*