39
XV-Z10000
YES
NO
NO
YES
YES
NO
YES
NO
YES
NO
NO
NO
YES
NO
NO
YES
YES
YES
Checking the GA4
peripheral circuits
Call the process mode, and
select R, G and B
separately on the pattern
menu.
Are there specified R, G
and B video output signals?
Is there clock signal at
R974?
Are there sync signals at
TL8026, TL8027 and
TL8028?
Using the oscilloscope,
measure the signals at
TL8141 thru TL8148.
Are the measured signals
the same as the signals
selected on the pattern
menu?
Using the oscilloscope,
measure the signals at
TL8106 thru TL8111.
Are the measured signals
the same as the signals
selected on the pattern
menu?
IC8029 defective.
End of checking the GA4
peripheral circuits.
Digital panel PWB
defective.
IC8025 defective.
Output PWB defective.
Are the measured signals
the same as the signals
selected on the pattern
menu?
Is there clock signal
(37.125 MHz) at TL8114?
IC8029 defective.
Is there clock signal
(37.125 MHz) at FL8110?
X8005 defective.
IC8025 defective.
Are there sync signals at
TL8112 and TL8133?
IC8025 defective.
IC8029 defective.
Summary of Contents for XV-Z10000
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Page 126: ...8 7 10 9 6 5 4 3 2 1 A B C D E F G H 126 XV Z10000 Ë POWER UNIT NETZTEINHEIT ...
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Page 128: ...8 7 10 9 6 5 4 3 2 1 A B C D E F G H 128 XV Z10000 Ë PC I F UNIT PC I F EINHEIT 1 9 ...
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Page 146: ...8 7 10 9 6 5 4 3 2 1 A B C D E F G H 146 XV Z10000 Ë LED UNIT LED EINHEIT ...
Page 149: ...6 5 4 3 2 1 A B C D E F G H 149 XV Z10000 Main Unit Wiring Side Haupt einheit Leiterbahnseite ...