-40-
6. Fan driving voltage adjustments
Equipment
Digital voltmeter.
Set the image to "Service mode."
Adjust each item for below values with the and - buttons.
Group No.
Connection
Adjustment or adjustment value.
140
-
0
TP7611 (Fan-A)
9.0± 0.1VDC
140
-
1
TP7611 (Fan-A)
14.0± 0.1VDC
140
-
2
TP2661 (Fan-C)
10.1± 0.1VDC
140
-
3
TP2661 (Fan-C)
13.0± 0.1VDC
140
-
4
TP2671 (Fan-B)
9.5± 0.1VDC
140
-
5
TP2671 (Fan-B)
14.0± 0.1VDC
7. Video center DC adjustments
Equipment
Digital voltmeter.
Input mode
Computer.
Input signal
16 step gray scale signal.
Set the image to "Service mode."
Adjust each item for below values with the and - buttons.
Group No.
Connection
Adjustment or adjustment value.
200
-
0
TP2526 (G-DC)
7.4 ± 0.1VDC
200
-
1
TP2516 (R-DC)
7.4 ± 0.1VDC
200
-
2
TP2536 (B-DC)
7.4 ± 0.1VDC
8. PSIG signal adjustments
Equipment
Oscilloscope.
Input mode
Computer.
Input signal
16 step gray scale signal
Set the image to "Service mode."
Adjust each item for below values with the and - buttons.
Group No.
Connection
Adjustment part
.
Adjustment or adjustment value.
200
-
3
TP2561
Amplitude-A in a figure
.
10.0 ± 0.1Vp-p
200
-
4
TP2571
Amplitude-A in a figure
3.8 ± 0.1Vp-p
A
9
. Pedestal level adjustments -PC
Equipment
Oscilloscope.
Input mode
Computer.
Input signal
16 step gray scale signal
Set the image to "Service mode."
Adjust the pedestal level and black level in same level with the and - but-
tons.
However, the amplitude-A in a figure must not shrink.
Group No.
Connection
200
-
5
TP2526 (Green pedestal level adjustment)
200
-
6
TP2516 (Red pedestal level adjustment)
200
-
7
TP2536 (Blue pedestal level adjustment)
10. Contrast adjustments-PC
Equipment
Oscilloscope.
Input mode
Computer.
Input signal
16 step gray scale signal
Set the image to "Service mode."
Adjust each test point value part-A in a figure minimum amplitude with the Volume
+ and - buttons.
Group No.
Connection
200
-
8
TP2526 (Green contrast adjustment)
200
-
9
TP2516 (Red contrast adjustment)
200
-
10
TP2536 (Blue contrast adjustment)
C
A
Black Level
Pedestal
Level
Black Level
Pedestal
Level
A
Содержание PLC-XF40
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Страница 94: ...SANYO Electric Co Ltd Feb 2002 Printed in Japan ...