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Phenomena that may be easy to be mistaken for machine defects
About the phenomenon confused with a machine defect, check and cope with it
according to the following table.
Phenomenon
Power does not
come on.
Neither sounds
nor pictures are
outputted.
(continued on next page)
Cases not involving a machine defect
The electrical power cord is not plugged in.
Correctly connect the power cord.
The main power source has been interrupted during
operation such as by a power outage (blackout), etc.
Please disconnect the power plug from the power outlet,
and allow the projector to cool down at least 10 minutes,
then turn the power on again.
Either there is no lamp and/or lamp cover, or either
of these has not been properly fixed.
Please turn the power off and disconnect the power plug from
the power outlet, and allow the projector to cool down at least
45 minutes. After the projector has sufficiently cooled down,
please make confirmation of the attachment state of the lamp
and lamp cover, and then turn the power on again.
The signal cables are not correctly connected.
Correctly connect the connection cables.
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.
The BLANK function for pictures and the MUTE
function for sounds are working.
The BLANK and MUTE, or AV Mute may be active. Refer
to the item "Sound does not come out" and "No pictures
are displayed" on the next page to turn off the MUTE and
BLANK functions.
Troubleshooting
Reference
page
12
12, 16
58
10
–
18, 19
18, 23
67
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