50PT255C-TA (CHASSIS:PP11K) - LG TV Service Manual (repair manual). Page 80

Read LG 50PT255C-TA (CHASSIS:PP11K) Service Manual online

LGE                                      Display Division                                LG(51) 
Establish : 2009-08-17 
Reform  : 2009-09-28 
PP01A/B/C 
Adjust Specification 
 20/ 
30 
 
 
 
 
 
 
 
 
 
 
               
LGE 
       
5.3
   Adjustment of White Balance 
    5.3.1 Required Equipment 
z  Remote controller for adjustment   
z  Color Analyzer ( CS-1000, CA-100,100+,CA-210 or same produc :
 
CH 10 (PDP)   
lease adjust CA-210, CA-100+ by CS-1000 before measuring
 
z  Auto W/B adjustment instrument(only for Auto adjustment) 
 
 
 
 
5.3.2 AUTO White Balance Process
Before Adjust of White Balance, Please press POWER ONLY key 
Adjust Process will start by execute RS232C Command. 
 CS-1000/CA-100+/CA-210(CH 10) White balance adjustment coordinates   
and color temperature. 
Color Coordinate 
CSM 
x y 
Temp ±Color 
Coordinate 
Cool 
0.276 0.283 11000K 
0.002 
Medium 
0.285 0.293 9300K 
0.002 
Warm 0.313  0.329 6500K 
0.002 
 
5.3.3 Manual W/B process (using adjusts Remote control) 
        1) Enter ‘PICTURE RESET’ on Picture Mode, then turn off Fresh Contrast and Fresh colour in Advanced Control
 
2) After enter Service Mode by pushing “ADJ” key, 
3) Enter White Pattern off of service mode, and change off -> on. 
4) Enter “W/B ADJUST” by pushing “►” key at “3. W/B ADJUST”.   
5) Adjust W/B DATA, for all CSM, choose ‘COPY ALL’ 
 
 Gain Max Value is 192. So, Never make any Gain Value over 192 and please fix one Value on 192, 
between R, G and B. 
 Min 
Tpy 
Max 
R-GAIN 0 
192  192 
G-GAIN 0 
192  192 
B-GAIN 0 
192  192 
 Auto-control interface and directions 
1. Adjust in the place where the influx of light like floodlight around is blocked. 
  (
Illumination is less than 10ux
). 
2. Measure and adjust after sticking the Color Analyzer (CA-100+, CA210 ) to the side of the module.   
3. Aging time     
After aging start, keep the Power on (no suspension of power supply)   
and heat-run 
over 5 minutes
   
Page of 96
Display

Click on the first or last page to see other 50PT255C-TA (CHASSIS:PP11K) service manuals if exist.