Kenwood KAC-X501F - Manual (Page 14)

What might appear to be a maffunction in your unit may just be the result of slight
misoperation or miswiring. Before catling service, first check the following table for possible
problems.
PROBLEM POSSIBLE CAUSE SOLUTION
No sound.
(No sound from
one side.)
• Input (or output) cables are
disconnected.
• Protection circuit may be
activated.
• The fuse may be blown because
the volume was too high.
• Connect the input (or output)
cables.
• Check connections by referring
to "Indicator".
• Replace the fuse with a new
fuse and use a lower volume.
The output level is too
small (or too large).
The input sensitivity adjusting
control is not set to the correct
position.
Adjust the control correctly
referring to "Controls".
The sound quality is bad.
(The sound is distorted.)
• The speakers wire are
connected with wrong 0 / ©
polarity.
• A speaker wire is pinched by a
screw in the car body.
• The switches may be set
improperly.
• Connect them properly checking
the 0 / 0 of the terminals and
wires well.
• Connect the speaker wire again
so that it is not pinched by
anything.
• Set switches properly by
referring to "System examples*.
If the slide panel moves of
its own accord. • The system is in DEMO mode.
• The slide panel has gone into
remote operation mode.
• Cancel DEMO mode by pressing
the OPEN/CLOSE button.
• Check the B.M.S. and operate
the slide panel remotely or
manually.
The external amplifier
controller (B.M.S.) wilt not
work. • The B.M.S. switch is set to
"B.M.S. (+6)’.
• The external amplifier control
wire has come loose.
• The B.M.S. switch is set to
"(REMOTE)*.
• Check that the external amplifier
control wire is properly
connected.
^ C f t r* 9^