Troubleshooting
Resetting all settings
57
Symptoms that may be mistaken for machine defects
Symptom
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62
The electrical power cord is not plugged in.
The main power source has been interrupted during
operation such as by a power outage (blackout), etc.
Either there is no lamp and/or lamp door, or either of
The signal cables are not correctly connected.
Signal source does not correctly work.
The input changeover settings are mismatched.
The BLANK function for pictures and the MUTE
function for sounds are working.
3M™ Digital Projector X21i/X26i
Solution
Reference
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