Panasonic TH-42PX6U, Service Manual

Page: 151 / 288

11.1. Driver Set-up
11.1.1. Item / Preparation
1. Input a white signal to plasma video input.
2. Set the picture controls as follows.
Picture menu: Vivid
Picture: +30
Aspect: Full
Caution
1. First perform Vsus adjustment.
2. Confirmation of Vscn voltage should be performed after
confirmation of Vad adjustment.
When Vad=-105V, Voltage of Vscn is 35V ±4V.
11.1.2. Adjustments
Adjust driver section voltages referring the panel data on the
panel data label.
Name Test Point Voltage Volume Remarks
Vsus TPVSUS
(SS) Vsus ± 2V R628 (P) *
Ve TPVE (SS) Ve ± 2V VR6000 (SS) *
Vset TPVSET
(SC) 260V ± 7V Fixed
Vad TPVAD (SC) -105V ± 1V VR6600
(SC)
Vscn TPVSCN
(SC) Vad+140V ±
4V Fixed
Vda TPVDA (SS) 75V ± 1V Fixed
Vdat P12-1, 5 (P) 75.5V ± 0.1V R665 (P)
PFC C446 (+)(-) 396V ± 0.5V R443 (P)
Vlow C555 (+)(-) 78.5V ± 0.1V R661 (P) Vda load
current :
0.4A
Csus TPVSUS
(SS) 180V ± 0.5V R671 (P) Vsus load
current :
1.57A
*See the Panel label.
11 Adjustment Procedure
37
TH-42PX600U