InFocus INF8501, Руководство по оборудованию

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Page 24
TROUBLESHOOTING
SYMPTOM POSSIBLE SOLUTIONS
No power
•
Verify the power cord is properly connected to the power outlet and to
the display.
•
Verify the power switch is ON and that the Power button on the remote or keypad has
been turned on (the front LED should be green).
•
Plug another electrical device to the power outlet to verify that the outlet is supplying
the proper voltage.
The display shuts down suddenly
•
Verify that a source is active.
•
The display may have overheated. Remove any objects blocking the vents.
No image
•
If attempting to display an external source, see “No image from external source” below.
•
Verify that the display is turned on (the front LED should be green).
No image from external source
•
Verify that connections between the source and the display have been
made correctly.
•
Verify that the cables are in good condition.
•
Verify the correct input source is selected and that the input signal is compatible with
the display.
The colors on the display do not look
right
•
Adjust the color settings in the Picture menu.
•
Reset the picture settings.
•
Verify that connections between the source and the display have been made correctly.
•
Verify that the cables are in good condition.
No touchpad activity with external
computer
•
Verify that the USB B to USB type A cable is plugged from the laptop into the display
correctly.
•
Verify that the laptop’s operating system is Windows® 7 or 8. (The display touchpad does
not support any other operating systems.)
Touchpad functions are not
functioning consistently
•
Remove all objects placed on the lip of the display and/or within 2” of the touchpad
screen.
•
Disable the PiP feature.
•
Power the display off and back on after a few seconds. Re-booting the display helps the
touchpad to re-synchronize.
Remote is not working
•
Make sure the batteries are installed in the proper orientation and are not dead.
•
Verify the remote is turned on (the button is on the bottom of the remote).
•
Verify you are pointing the remote at the table and are within 26’ (8m) and 30 degrees
(horz/vert) of the sensor.
•
Verify that the IR Control setting in the Advanced Option OSD menu is set
to Normal.
Audio noise
•
Noise can occur when infrared communication equipment (for example, infrared cordless
headphones) is used near the display. Move the infrared communication equipment away
from the display to eliminate the noise.