BenQ PB9200 Projector User Manual


 
Troubleshooting44
Phenomena That May Easily Be Mistaken For
Machine Defects
WARNING
Never 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.
Before requesting repair, please check in accordance with the following chart. If the situation
cannot be corrected, please contact your dealer or service company.
NOTE
Although bright spots or dark spots may appear on the screen, this is a unique
characteristic of liquid crystal displays, and such do not constitute or imply a machine
defect.
(This table is continued to the following page.)
Phenomenon Cases not involving a machine defect
Reference
pages
Power does not
come on.
The electrical power cord is not plugged in.
Correctly connect the power cord.
10
The power switch is not set to the on position.
Set the power switch to [ | ] (On).
14
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 unit to cool down at
least 20 minutes. After the projector has sufficiently cooled
down, please turn the power on again.
14
Either there is no lamp and/or lamp cover, or either of
these has not been properly fixed.
Please turn the power off, and allow the unit 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.
Neither sounds
nor pictures are
outputted.
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.
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PB9200-e.book Page 44 Thursday, May 27, 2004 2:15 PM