127
QM00481-1
Troubleshooting
Issues that may be easy to be mistaken for machine defects
An issue may be confused with a machine defect, check and deal with it according
to the following table.
Issue
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.
27
The main power source has been interrupted during
operation such as by a power outage (blackout), etc.
Disconnect the power plug from the power outlet, and
allow the projector to cool down at least 20 minutes, then
turn the power on again.
27
Operations
other than
SRZHURQRႇDUH
not available.
OSD MESSAGE is set to INHIBIT.
Press the
OSD MSG
button on the remote control for
more than 3 seconds to display the OSD MESSAGE
dialog, then change the setting.
36
Neither sounds
nor pictures are
output.
The signal cables are not correctly connected.
Correctly connect the connection cables.
13 ~ 23
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.
34
AV MUTE function is working.
Press AV MUTE button on the remote control.
33
The shutter is closed.
Check if the shutter is closed by checking the indicator.
Press the
SHUTTER
button on the control panel if the
shutter is closed.
Refer to "Regarding the indicator lamps" about the
indicator.
49, 122
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