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Phenomena that may be easy to be mistaken for machine defects (continued)
Phenomenon
No pictures are
displayed.
The remote
control is not
operating.
(continued on next page)
Cases not involving a machine defect
The signal cables are not correctly connected.
Correctly connect the connection cables.
The brightness is adjusted to an extremely low level.
Adjust BRIGHTNESS to a higher level using the menu function.
The computer cannot detect the projector as a plug-
and-play monitor.
Make sure that the computer can detect a plug-and-play
monitor using another plug-and-play monitor.
The BLANK screen is displayed.
Press the AV MUTE button on the remote control.
COMPUTER IN2 is set to MONITOR OUT.
Set COMPUTER IN2 to AUTO or SYNC ON G OFF.
The projector does not recognize the USB storage
device inserted into USB TYPE A port.
Before removing the USB storage device, be sure to use
the REMOVE USB function on the thumbnail screen, which
appears when the USB TYPE A port is selected as the input
source.
"Waiting for connection." remains displayed even
though the USB TYPE B port is selected.
Remove the USB cable and reconnect after a while.
The projector is not receiving a signal from the remote
control. (frequency)
See "REMOTE FREQ." under the SERVICE item in the
OPTION menu and Changing the frequency of remote
control signal. Set either of the following settings.
1. Set 1. NORMAL to ON and 2. HIGH to OFF. On the
remote control, set the signal frequency mode to NORMAL.
2. Set 2. HIGH to ON and 1. NORMAL to OFF. On the
remote control, set the signal frequency mode to HIGH.
The projector is not receiving a signal from the remote
control. (direction)
See "REMOTE RECEIV." under the SERVICE item in the
OPTION menu. Change a remote sensor settings to FRONT
or TOP.
Troubleshooting
Reference
page
12 ~ 17
42
13
27
51
16
13
21, 77
76
149
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