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LG 50PG60D Service Manual page 7

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6. Adjustment of RGB
6-1. Standard Equipment
: 802F Pattern Generatorr. Master Pattern Generator(MSPG-
925, etc) or same product.
6-2. Required Equipment
Remote controller for adjustment.
O
MSPG-925FS Pattern Generator. (Which has Video Signal:
O
7 Color Bar Pattern shown in Fig.3)
(1) Input the PC 1024x768@60Hz 7color Bar(MSPG-925,
Model:3, Pattern:65) into RGB.(using D-sub to D-sub cable)
(2) Set the PSM to Dynamic mode in the Picture menu.
(3) Press IN-START key on R/C for adjustment.
G
(4) Press the
(Vol. +) key to operate To set, then it becomes
automatically.
(5) Auto-RGB OK means the adjustment is completed.
(6) Press the
G
(Vol. +) key to operate the set, then it
becomes automatically.
(7) Auto-RGB OK means the adjustment is completed.
7. Channel memory Setting Method
: Recovery the channel memory by adjust R/C.
1) Press ADJ key on R/C for adjustment.
2) Press VOL + key on "Channel Recover".
Copyright©2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
(Fig.3)
Each PCB assembly must be checked by check JIG set.
(Because power PCB Assembly damages to PDP Module,
especially be careful)
9. POWER PCB Assy Voltage
Adjustments
9-1. Test Equipment :
9-2.Connection Diagram for Measuring
: refer to Fig.4
9-3. Adjustment Method
(1) Va Adjustment
1) After receiving 100% Full White Pattern, HEAT RUN.
2) Connect + terminal of D.M.M to Va pin of P811, connect
- terminal to GND pin of P811.
3) After turning RV901, 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) Input signal : RF noise signal.
2) Connect + terminal of D.M.M to Vs pin of P811, connect
– terminal to GND pin of P811.
3) After turning RV951, voltage of D.M.M adjustment as
same as Va voltage which on label of panel right/top.
(Deviation; ±0.5V)
(Fig.4) Connection diagram of power adjustment for measuring
- 7 -
(Va, Vs Voltage adjustments)
D.M.M. 1EA
LGE Internal Use Only

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