Download Infocus IN5144a

Troubleshooting
Related messages (continued)
Message
Description
The input signal's horizontal or vertical frequency is
not compatible with the projector.
Verify the specifications for your projector and the signal
source.
An improper signal is input.
Verify the specifications for your projector and the signal
source.
The internal temperature is rising.
Turn the power off, and allow the projector to cool down
at least 20 minutes. After having confirmed the following
items, turn the power ON again.
• Are the vents blocked?
• Is the air filter dirty?
• Does the peripheral temperature exceed 45°C?
• If you are using a IN5132, IN5134, IN5134a or IN5135,
does the peripheral temperature exceed 40°C?
• Is the ALTITUDE setting appropriate?
For more details about ALTITUDE, refer to ALTITUDE in
the SERVICE submenu of the OPTION menu (69). If
the projector has the wrong settings, it may damage the
projector itself or the parts inside.
A note of precaution when cleaning the air filter.
Turn the power off immediately, and clean or change the
air filter. Refer to the Cleaning and replacing the air
filter section of this manual. After you have cleaned or
changed the air filter, reset the filter timer (67, 110).
The buttons cannot be operated.
Check the button you are going to use (6). Even when
a usable button is pressed, none of the button operations
are available under these conditions:
-When the lens is moving, button operation from the
control panel and remote control may be ignored.
-Pressing a source button may be ignored, when all
the input ports are set to SKIP in the SOURCE SKIP
submenu of the OPTION menu.
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