Kenwood DNX7250DAB - Manual (Page 113)

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Troubleshooting
Problems and Solutions
If any trouble occurs, first check the following table for possible problems.
• Some functions of this unit may be disabled by some settings made on this unit.
• What might seem to be a malfunction in your unit may just be the result of slight misoperation
or miswiring.
About settings
Problem Reason Solution
• Cannot set up the subwoofer.
• Cannot set up subwoofer phase.
• No output from the subwoofer.
• Cannot set up the low pass filter.
• Cannot set up the high pass filter.
Subwoofer is not set
to on.
Set the subwoofer to on.
See Speaker setup (P.97) .
The dual zone function
is enabled.
Set the dual zone function to off.
See Zone Control (P.102) .
• Cannot select the output
destination of the subsource in
the dual zone.
• Cannot adjust the volume of the
rear speakers.
The dual zone function
is disabled.
Set the dual zone function to on.
See Zone Control (P.102) .
• Cannot set up the equalizer.
• Cannot set up the crossover
network.
The dual zone function
is enabled.
Set the dual zone function to off.
See Zone Control (P.102) .
“DSP Select” is set to
“Bypass”.
Set “DSP Select” to “Through”.
See DSP select (P.99) .
About audio operations
Problem Reason Solution
Radio reception is poor. The car antenna is not
extended.
Pull out the antenna all the way.
The antenna control
wire is not connected.
Connect the wire correctly.
See “Connection” in the Quick Start Guide.
Cannot play audio files stored in
a disc.
“CD Read” is set to “2”. Set “CD Read” to “1”.
See Disc setup (P.36) .
Cannot select a folder. The random play
function is enabled.
Turn off the random function.
Cannot perform repeat play
during VCD playback.
The PBC function is
enabled.
Turn off the PBC function.
The specified disc does not play,
but another one plays instead.
The disc is quite dirty. Clean the disc.
See Precautions on handling discs
(P.4) .
The disc is severely
scratched.
Try another disc instead.
T
roubleshooting