3M X90W Home Theater System User Manual


 
68
Troubleshooting
Phenomena that may be easy to be mistaken for machine defects
WARNING ŹNever use the projector if abnormal operations such as
smoke, strange odor, excessive sound, damaged casing or elements or cables,
penetration of liquids or foreign matter, etc. should occur. In such cases,
immediately turn off the power switch and then disconnect the power plug from
the power outlet. After making sure that the smoke or odor has stopped, contact
your dealer or service company.
1.
Before requesting repair, please check in accordance
with the following chart. This operation sometimes
resolves your problem.
If the situation cannot be corrected,
2.
The projector’s microprocessor may need to be reset.
Please push the Shutdown switch by using a pin or
similar and the projector will be turned off immediately.
Before turning it again, wait at least 10 minutes to make the projector cool down enough.
3.
Some setting may be wrong. Please use the FACTORY RESET function of the
SERVICE item in the OPTION menu
(
47)
to reset all settings to factory default.
Then, if the problem is not removed after the remedy, please contact your dealer
or service company.
Phenomenon Cases not involving a machine defect
Reference
page
Power does not
come on.
The electrical power cord is not plugged in.
Correctly connect the power cord.
13
The power switch is not set to the on position.
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17
The main power source has been interrupted during
operation such as by a power outage (blackout), etc.
Please turn the power off, and allow the projector to cool
down at least 2 minutes, then turn the power on again.
17
Either there is no lamp and/or lamp door, or either of
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Please turn the power off, and allow the projector to cool down
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lamp and lamp door, and then turn the power on again.
59
Neither sounds
nor pictures are
outputted.
The signal cables are not correctly connected.
Correctly connect the connection cables.
10
Signal source does not correctly work.
Correctly set up the signal source device by referring to the
manual of the source device.
The input changeover settings are mismatched.
Select the input signal, and correct the settings.
18, 19
© 3M 2006. 3M™ Digital Projector X90w