12.2. PAL panel white balance adjustment
Instrument Name
Connection
Remarks
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W/B pattern
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Color analyzer (Minolta CA-100 or equivalent)
RF input
Panel surface
User setting: Normal
Procedure
Remarks
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Asing time is longer than 15min.
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Make sure the front panel to be used on the final set is fitted.
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Make sure a color signal is not being shown before adjustment.
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Put the color analyzer where there is little colour variation.
Complete the adjustment within 10 minutes after the turn on electricity.
Turn on the power supply again when it is not possible to complete it by aging etc.
1.
Display the white balance pattern.
2.
Enter the Service mode.
3.
A number key “1” and “2” are operated and “WB-ADJ” is displayed.
Check that the color balance is “HIGH”.
4.
Select “G-CUTOFF” item, using the number-key “3” or “4”, and set to “80”, using the volume-
key “+” or “-”.
Also, “B-CUTOFF” and “R-CUTOFF” set to “80”.
5.
Set “G-DRIVE” at “D0”.
6.
Touch the signal receiver of color analyzer to the highlight window’s center, and adjust B
drive and R drive so x, y become the “COLOR TEMP HIGH” in the below table.
7.
All RGB drive increase so that the maximum drive value of RGB may become “FC”.
(“ALL-DRIVE” set to “FC”.)
8.
Set color balance to NORMAL using “7” key.
9.
Fix G cutoff , B cutoff and R cutoff at “80”.
10. Fix G drive at “D0”.
11. Adjust B drive and R drive so the highlight window’s x, y become the “COLOR TEMP
NORMAL” in the below table.
12. All RGB drive increase so that the maximum drive value of RGB may become “FC”.
(“ALL-DRIVE” set to “FC”.)
13. Set color balance to “LOW” using “7” key.
14. Fix G cutoff, B cutoff and R cutoff to “80”.
15. Fix G drive to “D0”.
16. Adjust B drive and R drive so the highlight window’s x, y become the “COLOR TEMP LOW”
shown in the below table.
17. All RGB drive increase so that the maximum drive value of RGB may become “FC”.
(“ALL-DRIVE” set to “FC”.)
Picture menu : Dynamic
ASPECT : 16:9
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Highlight section
Signal amplitude 75%
37
TH-50PZ700B / TH-50PZ700E / TH-50PY700F / TH-50PY700P
Summary of Contents for TH-50PY700P
Page 5: ...1 Applicable signals 5 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Page 23: ...8 2 Lead of Wiring 2 23 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Page 24: ...8 3 Lead of Wiring 3 24 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Page 28: ...9 4 No Picture 28 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Page 40: ...40 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Page 158: ...16 2 Packing Exploded Views 1 158 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Page 159: ...16 3 Packing Exploded Views 2 159 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Page 160: ...16 4 Packing Exploded Views 3 160 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Page 161: ...16 5 Replacement Parts List Notes 161 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
