27
3M
™
Digital Media System 800 Series
© 3M 2007. All Rights Reserved.
ENGLISH
Troubleshooting
Troubleshooting
Common Problems and Solutions
Symptom
Cause
Solution
Power cannot be turned on.
The power cord is disconnected.
Insert the power cord into an AC
socket.
The
Master Power Switch
is not
turned on.
Turn on the
Master Power
Switch.
No picture or sound.
The desired input source is not
selected.
Press the remote control Input
button to select a desired input
source.
The cables from the input source
are not connected.
Connect the cable to correct input
source.
The input source is not turned on
or not displaying an image. (e.g. If
a notebook computer, the external
monitor port is not turned on).
Turn on input source.
The lamp will not ignite or has
turned off.
The internal temperature is too
high.
Clean the cooling fan screen.
The lamp has reached maximum
life or has prematurely failed.
Replace lamp.
Sound is heard with no picture.
The VGA/Video cables are not
connected.
Connect the cables to the correct
input source.
The VGA/Video/Audio cables are
connected to the wrong input.
Picture is displayed with no sound
The audio cables are connected to
the wrong input.
Check the audio/video
configuration.
Connect the cables to the correct
input source.
Ensure proper configuration
through the menu.
The volume is set to Minimum.
Turn up
Volume
.
The
Mute
is on.
Turn off
Mute
.
Picture is dark or dim.
The brightness setting is too low.
Adjust the brightness
The lamp needs to be replaced.
Replace lamp.
Desired input source cannot be
detected.
The input source is not active.
A signal must be present for the
input to be selected.
Connect an active input source to
unit.
The input device (e.g. computer,
DVD player, etc.) is not turned on.
Turn on input source.
