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Troubleshooting
Phenomena that may be easy to be mistaken for machine defects (continued)
Phenomenon
The signal cables are not correctly connected.
Correctly connect the audio cables.
The MUTE function is working.
Restore the sound pressing the MUTE or VOLUME +/-
button on the remote control.
Sound does not
The volume is adjusted to an extremely low level.
come out.
Adjust the volume to a higher level using the menu function
or the remote control.
The AUDIO SOURCE/SPEAKER setting is not correct.
Correctly set the AUDIO SOURCE/SPEAKER in the AUDIO
menu.
The lens cover is attached.
Remove the lens cover.
The signal cables are not correctly connected.
Correctly connect the connection cables.
The brightness is adjusted to an extremely low level.
Adjust the BRIGHTNESS to a higher level using the menu
No pictures are
function.
displayed.
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 BLANK button on the control panel or the remote
control.
The FREEZE function is working.
Video screen
display freezes.
Press the FREEZE button to restore the screen to normal.
Color settings are not correctly adjusted.
Perform picture adjustments by changing the COLOR
Colors have a
TEMP, COLOR, TINT and/or COLOR SPACE settings,
faded- out
using the menu functions.
appearance, or
Color tone is
The COLOR SPACE setting is not suitable.
poor.
Change the COLOR SPACE setting to the AUTO, RGB,
SMPTE240, REC709 or REC601.
(Continued on next page)
66
Cases not involving a machine defect
Reference
page
10
17
17
39
16
10
29
11
24
24
30, 34
34
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