Zenith ZCM-1490 Service Manual page 37

3. Make sure that all connectors are securely in-
stalled and that all cables are properly routed to
avoid pinching or excessive heat.
4. Make sure that all mounting hardware, barriers,
and screws are properly installed.
Adjustments
5. Check the display and verify that the monitor is
adjusted and operating properly.
6. Leave the monitor turned on for at least one
hour and check for intermittent or thermal
problems.
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