Phenomena That May Easily Be Mistaken For Machine Defects - ViewSonic PJ1172 User Manual

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 liquid 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.
Phenomenon
The power cord is not plugged in.
Correctly connect the power cord.
The power switch is not set to the on position.
Set the power switch to [ | ] (On).
The main power source has been interrupted during opera-
tion such as by a power outage (blackout), etc.
Please turn the power off, and allow the unit to cool down at
Power does not
least 20 minutes. After the projector has sufficiently cooled
come on
down, please 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 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.
The signal cables are not correctly connected.
Correctly connect the connection cables.
Neither sounds
Signal source does not correctly work.
Correctly set up the signal source device by referring to the
nor pictures are
manual of the source device.
outputted.
The input changeover settings are mismatched.
Select the input signal, and correct the settings.
Cases not involving a machine defect
(This table is continued to the following page.)
Reference
page(s)
9
13
13
35, 36
6, 7, 8
6, 7, 8
14
ViewSonic PJ1172 42