Adjustment Procedure; B Set-Up; Driver Set-Up - Yamaha PDM-1 Service Manual

10 Adjustment Procedure

10.1. +B Set-up

10.1.1. Item / Preparation
1. Input a Grey scale signal.
2. Set the picture controls: -
Picture mode: Normal
White balance: Normal
10.1.2. Adjustments
Adjust and confirm indicated test point for the specified voltage.
Adjust
Name Test point
PFC P24 pin 1
Vsus P1 pin 2
Vda P3 pin 1
Confirm
Name Test point
+18V P4 pin 1
+13.5V P5 pin 1
Audio +15V P6 pin 1
Audio -15V P6 pin 3
5.25V P5 pin 5
STB5V P7 pin4
Voltage Volume
400V ±1V R548
175V ±1V R639
75.0V ±0.5V R545
Voltage
17.2V ±0.5V
13.2V ±0.5V
13.5V ±0.5V
-13.5V ±0.5V
5.1V ±0.3V
5.0V ±0.3V

10.2. Driver Set-up

10.2.1. Item / Preparation
1. Input an APL 100 % white signal.
2. Set the picture controls: -
Picture mode: Normal
White balance: Cool
Aspect: 16:9
10.2.2. Adjustments
Adjust driver section voltages referring the panel data on the
panel data label.
Name Test point
Vsus TPVSUS
(SS-BOARD)
Vbk TPVBK
(SC-BOARD)
Ve TPVE
(SS-BOARD)
Vset TPVSET
(SC-BOARD)
Vad TPVAD
(SC-BOARD)
Vda TP117
(C9-BOARD)
Vscn TPVSCN
(SC-BOARD)
*See the Panel label.
13
PDM-1U / G / R /
Voltage Volume
Vsus ±1V* R639
(P3-BOARD)
Vbk ±5V* R6670
(SC-BOARD)
Ve ±1V* R6770
(SS-BOARD)
218 V ±6V ---
Vad ±1V* R6477
(SC-BOARD)
74V±1V R545
(P1-BOARD)
Vad+118±2V ---