Read LG 50PQ60D-SA (CHASSIS:PB92A) Service Manual online
7-4. White Balance Adjustment (Manual
Adjustment)
(1) Test Equipment: CA-210
Using PDP color temperature, Color Analyzer (CA-210)
must use CH 10, which Matrix compensated (White, Red,
Green, Blue compensation) with CS-2100. See the
Coordination bellowed one.
must use CH 10, which Matrix compensated (White, Red,
Green, Blue compensation) with CS-2100. See the
Coordination bellowed one.
(2) Manual adjustment sequence is like bellowed one.
1) Turn to “Ez-Adjust” mode with press ADJ button of
service remocon.
2) Select “10.Test Pattern” with CH+/- button and press
enter. Then set will go on Heat-run mode. Over 30
minutes set let on Heat-run mode.
minutes set let on Heat-run mode.
3) Let CA-210 to zero calibration and must has gap more
10cm from center of PDP module when adjustment.
4) Press “ADJ” button of service remocon and select
“7.White-Balance” in “Ez-Adjust” then press “
G
” button
of navigation key.
(When press “
(When press “
G
” button then set will go to full white
mode)
5) Adjust at three mode (Cool, Medium, Warm)
6) If “cool” mode
6) If “cool” mode
Let B-Gain to 192 and R, G, B-Cut to 64 and then
control R, G gain adjustment High Light adjustment.
control R, G gain adjustment High Light adjustment.
7) If “Medium” and “Warm” mode Let R-Gain to 192 and R,
G, B-Cut to 64 and then control G, B gain adjustment
High Light adjustment.
High Light adjustment.
8) All of the three mode
Let R-Gain to 192 and R, G, B-Cut to 64 and then
control G, B gain adjustment High Light adjustment.
control G, B gain adjustment High Light adjustment.
9) With volume button (+/-) you can adjust.
10) After all adjustment finished, with Enter (
10) After all adjustment finished, with Enter (
V
key) turn to
Ez-Adjust mode. Then with ADJ button, exit from
adjustment mode
adjustment mode
O
White Balance adjustment coordination and color temperature.
(1) Using CS-1000 Equipment.
- COOL : T=11000K,
∆
uv=0.000, x=0.276 y=0.283
- MEDIUM : T=9300K,
∆
uv=0.000, x=0.285 y=0.293
- WARM : T=6500K,
∆
uv=0.000, x=0.313 y=0.329
(2) Using CA-210 Equipment. (10 CH)
Contrast value: 216 Gray
O
Brightness Spec.
8. Test of RS-232C Control
Press In-Start button of Service Remocon then set the
“4.Baud Rate” to 115200. Then check RS-232C control and
“4.Baud Rate” to 115200. Then check RS-232C control and
9. Selection of Country Option
(1) Models: All models which PB91A/PB92A Chassis.
(2) Press “In-Start” button of Service Remocon, then enter
(2) Press “In-Start” button of Service Remocon, then enter
the “Option” Menu with “PIP CH-” Button
(3) Select one of these three (USA, CANADA, MEXICO)
defends on its market using “Vol. +/-” button.
[
Caution : Don’t push The INSTOP KEY after completing the
function inspection.
10. GND and ESD Testing
10-1. Prepare GND and ESD Testing
Check the connection between set and power cord
10-2. Operate GND and ESD auto-test
(1) Fully connected (Between set and power cord) set enter
the Auto-test sequence.
(2) Connect D-Jack AV jack test equipment.
(3) Turn on Auto-controller(GWS103-4)
(4) Start Auto GND test.
(5) If its result is NG, then notice with buzzer.
(6) If its result is OK, then automatically it turns to ESD Test.
(7) Operate ESD test
(8) If its result is NG, then notice with buzzer.
(9) If its result is OK, then process next steps. Notice it with
(3) Turn on Auto-controller(GWS103-4)
(4) Start Auto GND test.
(5) If its result is NG, then notice with buzzer.
(6) If its result is OK, then automatically it turns to ESD Test.
(7) Operate ESD test
(8) If its result is NG, then notice with buzzer.
(9) If its result is OK, then process next steps. Notice it with
Good lamp and STOPER Down.
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