73
Troubleshooting
Phenomena that may be easy to be mistaken for machine defects
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Phenomenon
Cases not involving a machine defect
Reference
page
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The electrical power cord is not plugged in.
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The main power source has been interrupted during
operation such as by a power outage (blackout), etc.
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Signal source does not correctly work.
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The input changeover settings are mismatched.
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The signal cables are not correctly connected.
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The brightness is adjusted to an extremely low level.
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The computer cannot detect the projector as a plug
and play monitor.
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The BLANK screen is displayed.
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