Adjustment Procedure; B Set-Up; Driver Set-Up - Toshiba 42WP27B Service Manual

8 Adjustment Procedure

8.1.

+B Set-up

8.1.1. Item / Preparation
1. Input a Grey scale signal.
2. Set the picture controls: -
Picture mode: Normal
White balance: Normal
8.1.2. Adjustments
Adjust and confirm indicated test point for the specified voltage.
Adjust
Name Volume
Vsus R540
Vda R537
Confirm
Name Voltage
15V 15.3V ± 0.5V
13V 13.3V ± 0.5V
15V 15.2V ± 0.5V
Audio 13V 12.5V ± 0.8V
Audio-13V -12.5V ± 0.8V P6 pin 3
5V 5.2V ± 0.3V
STB 5V 5.0V ± 0.3V
Fan 15V 15.0V ± 0.5V
Fan 5V 5.2V ± 0.3V
PFC 380V ± 15V
Voltage Test Point
170V ± 1V P1 pin 3
67V ± 0.5V P12 pin 1
Test Point
P23 pin 2
P25 pin 5
P25 pin 1
P6 pin 1
P25 pin 7
P27 pin 4
P10 pin 1
P10 pin 4
C447(+)
8.2.

Driver Set-up

8.2.1. Item / Preparation
1. Input an APL 100 % white signal.
2. Set the picture controls: -
Picture mode: Normal
White balance: Cool
Aspect: 16:9
8.2.2. Adjustments
Adjust driver section voltages referring the panel data on the
panel data label.
Name Test Point
Vsus TPVSUS
(SS)
Vbk TPVBK (SC) 155V ± 5V
Ve TPVE (SS)
Vset TPVSET
(SC)
Vad TPVAD (SC) -90V ± 1V
Vscn TPVSCN
(SC)
Vda TPVDA (SS) 67V ± 1V
*See the Panel label.
10
Voltage Volume
170V ± 1V R540 (P)
R6443 (SC)
150V ± 1V R6774 (SS)
218V ± 6V ---
R6477 (SC)
Vad*+118V ± ---
2V
R537 (P)