LG 26LC2RA Service Manual page 16

6.3 Adjustment of White Balance (For Manual
adjustment)
- Operate the zero-calibration of the CA-110, then stick
sensor to LCD module when you adjust.
- For manual adjustment, it is also possible by the following
sequence
1) Select RF no signal by pressing POWER ON key on
remote control for adjustment then operate heat run
more than 15 minutes.
(If not executed this step, the condition for W/B will be
differ. The W/B condition is PSM : Standard (MJ :
Optimum), CSM : Normal. )
2) As below Fig. 7, Supply 216Level (85 IRE) full screen
pattern to Video input.
26/32LC2R/2RA/2RB-ZJ : AV3 or AV4(Input 50Hz)
26/32LC2R-TJ : AV1or AV2(Input 50Hz),
26/32/37LC2R-CJ : AV1 or AV2 (Input 50Hz)
26,32LC2R-MJ : VIDEO1 or VIDEO2 (Input 60Hz)
3) Press the POWER ON KEY on R/C for converting input
mode.
4) Enter the White Balance adjustment mode by pressing
the IN-START key (White Balance) on R/C.
5) 5) Stick sensor to center of the screen and select each
items (Red/Green/Blue Gain and Offset) using
(CH +/-) key on R/C..
6) Adjust Only High Light with R Gain / B Gain using
(VOL +/-) key on R/C.
7) Adjust it until color coordination becomes as below.
(Initially, R/G/B gain and R/G/B offset values are fixed as
below)
Red Gain : 80 , Green Gain :
Red Offset : 80, Green Offset : 80 ,
# Target Value [PSM: Standard(ZJ, TJ, CJ), Optimum(MJ),
CSM: Normal]
-Normal (9300K) x ; 0.283±0.003 y ; 0.298±0.003
=> Reference Value(Automatically fixed)
- Cool(11000K): x:0.274±0.003, y: 0.286±0.003
- Warm(7200K) : x:0.303±0.003, y: 0.319±0.003
216 Level(85 IRE)
Pattern for Adjustment of White Balance
8) When adjustment is completed, Exit adjustment mode
using EXIT key on R/C
6.4 Input the Shipping Option Data
1) Push the ADJ key in a Adjust Remocon.
2) Input the Option Number that was specified in the BOM,
into the Shipping area.
3) The work is finished, Push
/
/
80 , Blue Gain : 80
Blue Offset : 80
Key
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