Phenomena That May Be Easy To Be Mistaken For Machine Defects - Christie LW502 User Manual

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
Power does not
come on.
Neither sounds
nor pictures are
output.
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LW502/LWU502 User's Manual - Operating Guide
020-001057-01 Rev. 1 (06-2016)
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.
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.
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, confirm 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.
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
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12 ~ 21
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