Soundmax SM-CMMD7000 [39/84] Troubleshooting guide
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Soundmax SM-CMMD7000 [39/84] Troubleshooting guide

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Soundmax SM-CMMD7000 [39/84] Troubleshooting guide
39
Troubleshooting guide
Symptom
Cause Solution
No power.
The car ignition is not on.
The fuse is blown.
If the power supply is properly connected to the
car accessory switch the ignition key to “ACC”.
Replace the fuse.
Disc cannot be
loaded.
Presence of disc inside the player. Remove the disc in the player then put a new
upward.
Disc cannot be read. Inserting the disc in upside down.
Compact disc is extremely dirty or
defective.
Temperature inside the car is too high.
Insert the compact disc with the label facing
upward.
Clean the disc or try to play a new one.
Cool off until the ambient temperature returns to
normal.
No sound. Volume is in minimum.
Wiring is not properly connected.
Adjust volume to a desired level.
Check wiring connection.
The operation keys
do not work.
The built-in microcomputer is not
operating properly due to noise.
Front panel is not properly fix into its
place.
Press the RESET button.
Reinstall the front panel.
Sound skips. The disc is extremely dirty or defective. Clean the compact disc/try to play a new one.
The radio does not
work.
The radio station
automatic selection
does not work.
The antenna cable is not connected.
The signals are too weak.
Insert the antenna cable firmly.
Select a station manually.

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