Daewoo DLP-3022, Service Manual

Page: 31 / 73

DLP-3022 SERVICE MANUAL
MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE
DLP-3022 ELT040605-001 00 04/06/05 31/73
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 HF : 625 VF : 50 Resolution : 768 × 576)
- Pattem ⇒ 10 (Window-ON/OFF)
(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= 10.0 ± 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= 0.260 ± 0.007, y=0.270 ± 0.007, Y= 10.0 ± 0.5 cd/m ²
(7) The Sub-Brightness ’ readjustment when it is not satisfied with brightness after adjustment.
3) For DTV adjustment