Boxlight MP-350m ユーザーズマニュアル
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Troubleshooting
If you’re experiencing trouble with the projector, follow these
steps to make sure everything is properly connected before you
call Technical Support for assistance.
steps to make sure everything is properly connected before you
call Technical Support for assistance.
1
Check cable connections. Verify that all computer, CablePro
and power cables are properly connected.
and power cables are properly connected.
2
Verify that all power is switched on.
3
Verify that the projector has not been switched off with the
standby
button on the keypad.
4
If the projector still doesn’t display an image, restart the com-
puter.
puter.
NOTE: Macintosh computers
require a specific power-up
sequence: the projector must be
turned on before you turn on the
computer.
5
If the problem still exists, unplug the projector from the com-
puter and check the computer monitor’s display. The maxi-
mum resolution that the projector can display is 1280x1024
pixels, preferably 1024x768. The problem might be with the
graphics controller in your computer rather than with the pro-
jector. When you reconnect the projector, remember to turn
the computer and monitor off before you power up the projec-
tor. Power the equipment back up in this order: projector,
monitor, computer.
puter and check the computer monitor’s display. The maxi-
mum resolution that the projector can display is 1280x1024
pixels, preferably 1024x768. The problem might be with the
graphics controller in your computer rather than with the pro-
jector. When you reconnect the projector, remember to turn
the computer and monitor off before you power up the projec-
tor. Power the equipment back up in this order: projector,
monitor, computer.
6
If you’re using a laptop computer and it is not displaying your
presentation, make sure you have activated the computer’s
external video output. Most laptop computers do not auto-
matically turn on their external video port when a secondary
display device such as a projector is connected. Refer to
page 51 for more information.
presentation, make sure you have activated the computer’s
external video output. Most laptop computers do not auto-
matically turn on their external video port when a secondary
display device such as a projector is connected. Refer to
page 51 for more information.
7
If the problem still exists, read through the problems and solu-
tions in this chapter.
tions in this chapter.