Kenwood 4042A Instruction Manual - Page 12

Troubleshooting, Guide

Page 12 highlights

TROUBLESHOOTING GUIDE 441 Often, what appears to be a malfunction is due to user error. Before calling for service, please consult the following table. it -4 Symptom Cause Remedy Power cannot be switched ON, 1, The back up fuse is blown. The fuse on another unit to which the equalizer is connected is blown. 2. The equalizer is not connected to the power supply. 1. After checking for short circuits, replace the blown fuse. Be sure the new fuse has the required capacity. 2. Connect the power supply. Sound is not heard from 1 The fader is turned fully to front or the front or rear rear. speakers. Turn the fader control knob to the front/rear balance you prefer. There is no sound from any speakers. 1. A speaker, power or precut connection is loose. 2. The center unit's prefader control is set to its minimum setting. 1. Make sure that all connections have been properly made. 2. Set the center unit fader to a medium position. You can't hear low frequencies. The Sub-woofer system is ON with no sub-woofers installed. Turn OFF the Sub-woofer system. 12

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TROUBLESHOOTING
GUIDE
41
4
Often,
what
appears
to
be
a
malfunction
is
due
to
user
error.
Before
calling
for
service,
please
consult
the
following
table.
it
-4
Symptom
Cause
Remedy
Power
cannot
be
switched
ON,
1,
The
back
up
fuse
is
blown.
The
fuse
on
another
unit
to
which
the
equalizer
is
connected
is
blown.
2.
The
equalizer
is
not
connected
to
the
power
supply.
1.
After
checking
for
short
circuits,
replace
the
blown
fuse.
Be
sure
the
new
fuse
has
the
required
capacity.
2.
Connect
the
power
supply.
Sound
is
not
heard
from
1
the
front
or
rear
speakers.
The
fader
is
turned
fully
to
front
or
rear.
Turn
the
fader
control
knob
to
the
front/rear
balance
you
prefer.
There
is
no
sound
from
any
speakers.
1
.
A
speaker,
power
or
precut
connection
is
loose.
2.
The
center
unit's
prefader
control
is
set
to
its
minimum
setting.
1.
Make
sure
that
all
connections
have
been
properly
made.
2.
Set
the
center
unit
fader
to
a
medium
position.
You
can't
hear
low
frequencies.
The
Sub
-woofer
system
is
ON
with
no
sub
-woofers
installed.
Turn
OFF
the
Sub
-woofer
system.
12