LG RT-20LA60, Service Manual

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1. Application Object
This instruction is for the application to the LCD TV.
2. Notes
(1) This set uses an adapter, so connect the adapter and the
set correctly before adjustment.
(2) The adjustment must be performed under the correct
sequence.
(3) The adjustment must be performed in the circumstance of
25
!
5
c
C of temperature and 65
!
10% of relative humidity if
there is no specific designation.
(4) The input voltage of the receiver must keep 100~220V,
50/60Hz in adjusting.
(5) The set must be operated for 30 minutes preliminarily
before adjustment if there is no specific designation.
[
‘Heat Run’ must be performed with the full white signal or TV
noise signal in the internal part of the set.
[
The time for ‘Heat Run’ can be changed owing to production
plan.
3. Component input mode adjustment
3-1. Required Test Equipment
(1) A pattern generator being in proportion to MSPG925LTH
(or 801F,SETTOP box)
(2) Adjustment Remote controller (SVC Remocon)
3-2. Preparation for Adjustment
(1) Perfome ‘Heat-run’ for more than 20 minutes in the White
Pattern.
(2) Connect the signal of Pattern generator with component
input Jack(YP
b
P
r
) of LCD TV.
3-3. YP
b
P
r
Adjustment
(1) Apply the DTV 1080i,color bar pattern by using
MSPG925LTH. Or apply DTV 1080i color bar pattern of
Pattern generator.
(2) In SVC menu mode,operate YP
b
P
r
adjustment by using
button.
ADJUSTMENT INSTRUCTION