White Balance Adjustment - Daewoo DLP-2622 Service Manual

WHITE BALANCE ADJUSTMENT

1. Color temperature (White Balance) adjustment
1) How to enter Factory mode for adjustment of White Balance
(1) LCD TV Power "On " --> SOURCE key on Remote control.
(2) Choose composite first and then LCD TV Power "Off " .
(3) LCD TV Power "Off " (Stand-by) and S.MODE on the R/C ==> P.MODE ==> PREV ==> OK
2) For COMPOSITE adjustment (manual adjustment)
(1) Signal Generator supply the pattern of above picture. (Timing ⇒ 386, Pattem ⇒ 10)
- Timing ⇒ 386
(Name : PAL B,D,G,H,I
- Pattem ⇒ 10 (Window-ON/OFF)
(R_Level : 50
(2) After movement to 3.color control on Factory Mode, move to sub menu as choice of
volume button.
(3) After check the Brightness ⇒ 50, Contrast ⇒ 85, choose the Sub-Brightness.
Zero calibration 's execution of CA-110 and the sensor Keep distance of about 10 Cm
in surface of LCD module
(4) Adjustment as choice of volume button in order that it becomes Y= 6.0 ±0.5 cd/m ² on
the sub brightness.
(6) Color coordinates ' adjustment of Red Offset, Green Offset, Blue Offset using this kind of method.
Color coordination ⇒ x= 0.281 ±0.007, y= 0.295 ±0.007, Y= 6.0 ±0.5 cd/m²
(7) The Sub-Brightness ' readjustment when it is not satisfied with brightness after adjustment.
MODEL NAME
DLP-2622
DLP-2622 SERVICE MANUAL
HF : 625
G_Level : 50
DOCUMENT NO
ELT040605-002
VF : 50 Resolution : 768 × 576)
B_Level : 50)
REVISION NO REVISION DATE
00
E-RAE ELECTRONICS
04/06/05
PAGE
31/71