12
6.2. Troubleshooting
Symptom
Possible Cause
Remedy
No picture is displayed.
1. The power cord is
disconnected
2. The power switch is not
switched on
3. The display is in standby
mode
1. Plug in the power cord
2. Make sure the power switch
is on
3. Touch the display to exit
standby
Interference on the display or
audible noise.
Caused by surrounding electrical
appliances or fluorescent lights.
Move the display to another
location to see if the
interference is reduced.
No sound is heard.
1. Volume is turned all the way
down
2. MUTE is turned on.
1. Press [+] or [-] button to hear
sound.
2. Switch MUTE off
After-images can still be seen
on the display after the display
is turned off.
A still picture is displayed for an
over extended period of time.
Do not allow a still image to
be displayed for an extended
period of time as this can cause
a permanent after-image to
remain on the display.