Read LG 50PS80ED-AA (CHASSIS:PA92A) Service Manual online
9-5. Manual W/B Adjustment
(1) Execute the zero calibration of CA-100+ / CA-210.
(2) Press the ‘ADJ’ button on a service R/C and enter EZ
(2) Press the ‘ADJ’ button on a service R/C and enter EZ
ASJUST by selecting ‘7. White Balance’.
(3) Then, 216 gray pattern will appear on the screen.
(4) Change the R/G/B-Gain as passing in 3 color coordinates
(4) Change the R/G/B-Gain as passing in 3 color coordinates
and temperatures, COOL, MEDIUM and WARM.
< Temperature: COOL >
< Temperature: COOL >
- R-Cut / G-Cut / B-Cut is set to 64
- Control R-Gain and G-Gain.
- Each gain is limited to 192
- Control R-Gain and G-Gain.
- Each gain is limited to 192
< Temperature: MEDIUM >
- R-Cut / G-Cut / B-Cut is set to 64
- Control R-Gain and G-Gain.
- Each gain is limited to 192
- Control R-Gain and G-Gain.
- Each gain is limited to 192
< Temperature: WARM >
- R-Cut / G-Cut / B-Cut is set to 64
- Control G-Gain and B-Gain.
- Each gain is limited to 192
- Control G-Gain and B-Gain.
- Each gain is limited to 192
(5) Press ‘EXIT’ button on a service R/C.
<Notice> Module Heat-Run Condition for W/B
1. The adjustment must be performed in the circumstance of
25 ± 5°C of temperature and 65 ±10% of relative humidity if
there is no any specifics.
there is no any specifics.
2. Before an W/B adjustment, the module which will be used
should be placed in the circumstance of 15°C~25°C for
above 2 hours.
above 2 hours.
3. If a module was placed in the circumstance of below 15°C,
it should be placed in the circumstance of 15°C~25°C for
above 2 hours or be run for above 5 minutes in an aging
environment of 60°C.
above 2 hours or be run for above 5 minutes in an aging
environment of 60°C.
4. Before an W/B adjustment, TV set should be run for 5
minutes at least.
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