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67
Troubleshooting
Phenomena that may be easy to be mistaken for machine defects (continued)
Phenomenon Cases not involving a machine defect
Reference
page
Sound does not
come out.
The signal cables are not correctly connected.
Correctly connect the audio cables.
10
The MUTE function is working.
Restore the sound pressing the MUTE or VOLUME +/-
button on the remote control.
16
The volume is adjusted to an extremely low level.
Adjust the volume to a higher level using the menu function
or the remote control.
16
The AUDIO SOURCE/SPEAKER setting is not correct.
Correctly set the AUDIO SOURCE/SPEAKER in the AUDIO
menu.
40
The mode selected for HDMI AUDIO is not suitable.
Check each of the two modes provided and select the
suitable one for your HDMI audio device.
40
No pictures are
displayed.
The lens cover is attached.
Remove the lens cover.
15
The signal cables are not correctly connected.
Correctly connect the connection cables.
10
The brightness is adjusted to an extremely low level.
Adjust the BRIGHTNESS to a higher level using the menu
function.
28
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.
11
The BLANK screen is displayed.
Press the BLANK button on the control panel or the remote
control.
23
Video screen
display freezes.
The FREEZE function is working.
Press the FREEZE button to restore the screen to normal.
23
Colors have a
faded- out
appearance, or
Color tone is
poor.
Color settings are not correctly adjusted.
Perform picture adjustments by changing the COLOR
TEMP, COLOR, TINT and/or COLOR SPACE settings,
using the menu functions.
29, 34
The COLOR SPACE setting is not suitable.
Change the COLOR SPACE setting to the AUTO, RGB,
SMPTE240, REC709 or REC601.
34
(Continued on next page)