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50XP37
8 Adjustment Procedure
8.1.
Driver Set-up
8.1.1.
Item / Preparation
1. Input an APL 100 % white signal.
2. Set the picture controls: -
Picture mode: Normal
White balance: Cool
Aspect: 16:9
8.1.2.
Adjustments
Adjust driver section voltages referring the panel data on the
panel data label.
Name
Test Point
Vsus
TPVSUS
(SS)
Vbk
TPVBK (SC) 140V ± 1V
Vad
TPVAD (SC) -85V ± 1V
Ve
TPVE (SS)
Vda
TPVDA (SS) 75V ± 1V
Vlow
anode of
D540 (P)
PFC
PR401
*See the Panel label.
Voltage
Volume
Vsus* ± 2V
R641 (P)
R6670 (SC) GND =
R6477 (SC) GND =
Ve* ± 1V
R6770 (SS)
R665 (P)
78V ± 0.1V
R661 (P)
395V ± 0.5V
R443 (P)
Remarks
GND =
chassis
chassis
chassis
GND =
chassis
GND =
chassis
GND =
chassis
Hot=PR401,
Cold= W14
(wire)
– 10 –
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