Adjustment Instruction - LG RT-20LA90 Service Manual

1. Application Object
This instruction is for the application to the LCD TV.
2. Adjustment
2.1 Adjustment Details
The machine can be adjusted by it self automatically
but even for self-adjustment it needs someone to
operate it.
2.2 Auto Gain/Offset adjustment
2.2.1 RF Mode adjustment
2.2.1.1 Adjustment preparation
■Execution of RF no signal during Heat Run over
30min...
2.2.1.2 Auto Gain/Offset adjustment
■Press IN-START Key by using the Remote Controller
(SVC), after converting to Adjustment-Mode, Press
VOL+Key consecutively in Scaler Auto gain menu.
■ After adjustment is complete, pressing ener key,
stores and completes the process

ADJUSTMENT INSTRUCTION

(RZ-20LA90, RT-20LA90)
2.2.1 Component Mode adjustment
2.2.1.1 Adjustment preparation
■Execution of RF no signal during Heat Run over
30min...
■The component jack(Y, Pb, Pr) of LCD TV is
connected to Y, Pb, Pr Output Signal of Pattern
Generator (MSPG-925 SERISE)
2.2.1.2 Auto Gain/Offset adjustment
■Convert to Component Mode in Input-Mode.
■ Select MODEL : 228 (480p MODE, Y:100%,
Pb/Pr:75%) in Pattern Generator
Select PATTERN : 33 (Color Bar Pattern signal) in
Pattern Generator (MSPG-925 SERISE)
■Press IN-START Key by using the Remote
Controller(SVC), after converting to Adjustment-Mode,
press VOL+Key consecutively in Auto Gain Menu.
■After adjustment is complete, pressing enter key,
stores and completes the process
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(Only RT-20LA90)