Publicidad
™
3M
Digital Media System 700 Series
Troubleshooting (continued)
Audio and Image Issues
Before requesting repair, please check in accordance with the following chart. If the situation cannot be
corrected, then contact your dealer.
Problem
Power does not come ON.
No sound or image output.
Pictures are displayed, but no
sounds are heard.
Sounds are heard, but no pictures
are displayed.
Cannot play DVD.
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Cause / Solution
The main power source is not ON.
The electrical power cord is not plugged in.
The main power source has been interrupted during operation, such as by a
power outage (blackout), etc.
Be sure to press the "O" (power OFF) side of the main power switch,
and leave this OFF for at least 20 minutes. After the unit has sufficiently
cooled down, turn ON the power source.
The input changeover settings are mismatched.
Select the input signal, and correct the changeover settings.
No signal input.
Correctly connect the connection cables.
The electrical wiring to this unit is not correctly connected.
Correctly connect the connection cables.
The volume setting has been set at (or adjusted to) an extremely low level.
Adjust the VOLUME setting to a higher level.
The MUTE mode is the current setting.
Press the MUTE button to release (change) the MUTE mode setting.
The electrical wiring to this unit is not correctly connected.
Correctly connect the connection cables.
The brightness setting has been set at (or adjusted to) an extremely low level.
Adjust the BRIGHT setting to a brighter level.
The lens cap has not been removed.
Remove the lens cap.
Make sure the DVD player's LED indicator is lighting.
Confirm that the disc is an original edition.
Eject the disc and play again.
Press "Menu" button while the projector is detecting the source, then press
"Enter" button to reboot the DVD player.
Troubleshooting
31
Publicidad
