42PQ1100-ZE (CHASSIS:PD92A) - LG TV Service Manual (repair manual). Page 10

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5.2 Confirmation
1) Press ‘InStart’ Key on Factory SVC Remote Controller, It is
possible to check ADC & EDID ADJ
2) Select “Channel Recovery” and press navigation key(
G
).
6. SET assembly adjustment method
Caution : Each PCB assembly must be checked by check JIG set.
(Because  power  PCB  Assembly  damages  to  PDP  Module,
especially be careful)
7. POWER PCB Assembly Voltage 
Adjustment
(Va, Vs voltage Adjustment)
7.1. Test Equipment
:
D.M.M 1EA
7.2. Connection Diagram for Measuring:
Refer to fig.1
7.3. Adjustment Method
(1) Va adjustment 
1)  Connect + terminal of D. M.M. to Va pin of P811, connect -
terminal to GND pin of P811.
2)  After turning VR901,voltage of D.M.M adjustment as same
as Va voltage which on label of panel right/top  (deviation;
±0.5V)
(2) Vs adjustment 
1)  Connect + terminal of D. M..M. to Vs pin of P811, connect
-terminal to GND pin of P811.
2)  After turning VR951, voltage of D.M.M adjustment as same
as Vs voltage which on label of panel right/top  (deviation ;
±0.5V)
8. Download Serial Number (RS-232C)
(1) Press “Power on” key of service R/C.(Baud rate : 115200
bps)
(2) Connect RS232 Signal Cable to RS-232 Jack.
(3) Write Serial number by use RS-232.
(4)  Must  check  the  serial  number  at  the  Diagnostics  of  SET
UP menu. 
(Refer to below ‘6.SET INFORMATION’).
9. Adjustment of White Balance
9.1. Required Equipment
(1) Remote controller for adjustment 
(2)  Color  Analyzer  (CS-1000,  CA-100,100+,CA-210  or  same
product) : CH 10 (PDP) 
[ Please  adjust  CA-210,  CA-100+  by  CS-1000  before
measuring
(3) Auto W/B adjustment instrument(only for Auto adjustment)
(4) 9 Pin D-Sub Jack(RS232C) is connected to the AUTO W/B
EQUIPMENT.
9.2. AUTO White Balance Process
Before Adjust of White Balance, Please press POWER ONLY
key
Adjust Process will start by execute RS232C Command
O
Color temperature standards according to CSM and Module 
O
CS-1000/CA-100+/CA-210(CH  10)  White  balance
adjustment coordinates and color temperature.
PLASMA
Remark
11000K
9300K
6500K
Cool
Medium
Warm
CSM
Color Coordinate
x
0.283
0.293
0.329
11,000K
9,300K
6,500K
0.002
0.002
0.002
0.276
0.285
0.313
Cool
Medium
Warm
CSM
Temp
±Color 
Coordinate
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