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7 To exit the ROM Test, select Done. Note that the status changes
to PASSED or FAILED.
8 Install a formatted disk that is not write-protected into the
flexible disk drive. Connect an RS-232-C loopback connector
onto the RS-232-C port. Run the remaining System Tests in the
same manner.
9 Select the Front Panel Test.
A screen duplicating the front panel appears on the screen.
a Press each key on the front panel. The corresponding key on
the screen will change from a light to a dark color.
b Test the knob by turning it in both directions.
c Note any failures, then press the Done key a second time to
exit the Front Panel Test. The test screen shows the Front
Panel Test status changed to TESTED.
Operator's Service
Troubleshooting
465
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Table of Contents
Troubleshooting
