Panasonic TH-42PH10BK / TH-42PH10BS / TH-42PH10EK / TH-42PH10ES Service Manual ▷ View online
10 Adjustment
10.1. RGB white balance adjustment
Instrument Name
Connection
Remarks
·RGB VGA W/B pattern
·Color analyzer
·Color analyzer
(Minolta CA-100 or equivalent)
PC input
Panel surface
Panel surface
User setting: Normal
(Picture menu: Standard)
(Picture menu: Standard)
Procedure
Remarks
·Ensure aging is adequate.
·Make sure the front panel to be used on the final set is fitted.
·Make sure a color signal is not being shown before adjustment.
·Put the color analyzer where there is little color variation.
·Make sure the front panel to be used on the final set is fitted.
·Make sure a color signal is not being shown before adjustment.
·Put the color analyzer where there is little color variation.
1.
Set COMPONET/RGB-IN SELECT to RGB.
2.
Select the IIC mode “PANEL W/B Adj.” item.
3.
Check that the color temperature is “COOL (High)”.
4.
Output a white balance pattern.
5.
Touch the signal receiver of color analyzer to the highlight window’s center.
6.
Fix G drive at E0h and adjust B drive and R drive so x, y become the “Color temperature
High” in the below table.
High” in the below table.
7.
Increase R/G/B together so the maximum drive value in R/G/B becomes FCh.
8.
Set color temperature to “NORMAL (Medium)”.
9.
Fix G drive at E0h and adjust B drive and R drive so the highlight window’s x, y becomes
the “Color temperature Medium” in the below table.
the “Color temperature Medium” in the below table.
10. Increase R/G/B together so the maximum drive value in R/G/B becomes FCh.
11. Set color temperature to “WARM(Low)”.
12. Set G drive to E0h and adjust B drive and R drive so the highlight window’s x, y become
the “Color temperature Low” shown in the below table.
13. Increase R/G/B together so the maximum drive value in R/G/B becomes FCh.
14. Copy the R drive, G drive and B drive data in NTSC, PAL DVI region.
Adjustment target
Hi-light: x ± 0.003 y ± 0.003
Hi-light is target of the number at drive adjustment in the hi-light windows.
Therefore, it is not target of the hi-light number at after adjustment white balance.
Picture Menu: Standard
Picture: 25
Aspect: Full
Position and size: Normal
Picture: 25
Aspect: Full
Position and size: Normal
·Highlight section Signal amplitude 75%
·Cutoff standard G: 80h
·Drive standard G: E0h
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TH-42PH10BK / TH-42PH10BS / TH-42PH10EK / TH-42PH10ES
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TH-42PH10BK / TH-42PH10BS / TH-42PH10EK / TH-42PH10ES
10.2. HD white balance adjustment
Instrument Name
Connection
Remarks
·HD W/B pattern (COMPONENT Output)
·Color analyzer
·Color analyzer
(Minolta CA-100 or equivalent)
PC input
Panel surface
Panel surface
User setting: Normal
(Picture menu: Standard)
(Picture menu: Standard)
Procedure
Remarks
·Ensure aging is adequate.
·Make sure the front panel to be used on the final set is fitted.
·Make sure a color signal is not being shown before adjustment.
·Put the color analyzer where there is little color variation.
·Make sure the front panel to be used on the final set is fitted.
·Make sure a color signal is not being shown before adjustment.
·Put the color analyzer where there is little color variation.
1.
Set COMPONENT/RGB-IN SELECT to COMPONENT.
2.
Select the IIC mode "PANEL W/B Adj.” item.
3.
Check that the color temperature is “COOL (High)”.
4.
Output a white balance pattern.
5.
Touch the signal receiver of color analyzer to the highlight window’s center.
6.
Fix G drive at E0h and adjust B drive and R drive so x, y become the "Color temperature
High" in the below table.
High" in the below table.
7.
Increase R/G/B together so the maximum drive value in R/G/B becomes FCh.
8.
Set color temperature to “NORMAL (Medium)”.
9.
Fix G drive at E0h and adjust B drive and R drive so the highlight window´s x, y becomes
the "Color temperature Medium" in the below table.
the "Color temperature Medium" in the below table.
10. Increase R/G/B together so the maximum drive value in R/G/B becomes FCh.
11. Set color temperature to "WARM (Low)".
12. Set G drive to E0h and adjust B drive and R drive so the highlight window´s x, y become
the “Color temperature Low” shown in the below table.
13. Increase R/G/B together so the maximum drive value in R/G/B becomes FCh.
14. Copy the R drive, G drive and B drive data in YUV1_525ip, YUV3_625ip region.
Adjustment target
Hi-light: x ± 0.003 y ± 0.003
Hi-light is target of the number at drive adjustment in the hi-light windows.
Therefore, it is not target of the hi-light number at after adjustment white balance.
Picture Menu: Standard
Picture: 25
Aspect: Full
Position and size: Normal
Picture: 25
Aspect: Full
Position and size: Normal
·Highlight section Signal amplitude 75%
·Cutoff standard G: 80h
·Drive standard G: E0h
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TH-42PH10BK / TH-42PH10BS / TH-42PH10EK / TH-42PH10ES
32
TH-42PH10BK / TH-42PH10BS / TH-42PH10EK / TH-42PH10ES
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