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Troubleshooting the Analyzer
To troubleshoot display failures
To troubleshoot display failures
Use this test to separate A100 Display assembly failures from A47
DSP/Display Controller assembly failures. If the screen is blank or the
grid is not displayed, do initial verification on page 1-10 to determine if
the A40 CPU assembly is faulty.
1 Check the display controller signals.
a Set the power switch to off ( O ).
b Remove the top cover.
c Disconnect the ribbon cable from A90 P10.
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