Clarion AX523R Service Manual

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To
engineers
in
charge
of
repair
or
inspection of our products.
Before
repair
or
inspection,make
sure
to
follow
the
instructions
so
that
customers
and
Engineers
in
charge
of
repair
or
inspection
can
avoid
suffering any risk or injury.
1.
Use specified parts.
The
system
uses
parts
with
special
safety
features
against
fire
and
voltage.
Use
only
parts
with
equiva-
lent
characteristics
when
replacing
them.
The
use
of
unspecified
parts
shall
be
regarded
as
remodeling
for
which
we
shall
not
be
liable.
The
onus
of
product
liability
(PL)
shall
not
be
our
responsibility
in
cases
where
an
accident
or
failure
is
as
a
result
of
unspecified
parts
being
used.
Place
the
parts
and
wiring
back
in
their
Original
positions
after
replacement
or
re-wiring.
For
proper
circuit
construction,
use
of
insulation
tubes,
bonding,
gaps
to
PWB,
etc,
is
involved.
The
wiring
connection
and
routing
to
the
PWB
are
specially
planned
using
clamps
to
keep
away
from
heated
and
high
voltage
parts.
Ensure
that
they
are
placed
back
in
their
original
positions
after
repair
or
inspection.
If
extended
damage
is
caused
due
to
negligence
during
repair,
the
legal
responsibility
shall
be
with
the
repairing
company.
Check for safety after repair.
Check
that
the
screws,
parts
and
wires
are
put
back
securely
in
their
original
position
after
repair.
Ensure
for
safety
reasons
there
is
no
possibility
of
secondary
problems
around
the
repaired
spots.
If
extended
damage
is
caused
due
to
negligence
of
.fepair,
the
legal
responsibility
shall
be
with
the
re-
pairing
company.
Caution
in
removal
and
making
wiring
connec-
tion
to
theparts
for
the
automobile.
Disconnect
the
battery
terminal
after
turning
the
ig-
nition
key
off.
If
wrong
wiring
connections
are
made
with
the
battery
connected,
a
short
circuit
and/or
fire
may
occur.
If
extensive
damage
is
caused
due
to
negligence
of
repair,
the
legal
responsibility
shall
be
with
the
repairing
company.
Cautions regarding chips.
Do
not
reuse
removed
chips
even
when
no
abnor-
mality
is
observed
in
their
appearance.
Always
re-
place
them
with
new
ones.
(The
chip
parts
include
resistors,
capacitors,
diodes,
transistors,
etc).
The
ms Adjustment
‘Tape Speed
negative
pole
of
tantalum
capacitors
is
highly
sus-
ceptible
to
heat,
so
use
special
care
when
replacing
them
and
check
the
operation
afterwards.
6. Cautions in handling flexible PWB.
Before
working
with
a
soldering
iron,
make
sure
that
the
iron
tip
temperature
is
around
270°C.
Take
care
not
to
apply
the
iron
tip
repeatedly
(more
than
three
times)
to
the
same
patterns.
Also
take
care
not
to
ap-
ply the tip with force.
7.
Turn
the
unit
OFF
during
disassembly
and
parts
replacement.
Recheck
all
work
before
you
apply
power
to
the
unit.
i Notes of ISO Connector
1.
For
VW
and
Audi
vehicles,
change
the
position
of
fuse
installation
as
shown
on
the
diagram.
(Figure
1)
The position of fuse
for other vehicles
The position of fuse
for VW and Audi
vehicles
Main unit side
{SO connector
Figure 1
2. The lead include with the unit must be connected
to specified position of the vehicle's |SO
connector in order to use the “triggered audio
mute for cellular telephones” function. (Figure 2)
Main unit side
!SO connector Vahiglevaiie
ISO connector
i Connect the included
brown lead to the
connector's “PHONE
MUTE"position.
Terminal side Connect to cellular
phone mute lead.
Fasten using insulating tape,etc., to prevent
short-circuits at the connection.
Figure 2
Procedure
RDS S-Meter
modulation OFF.
seconds.(Test Mode)
.
Input
the
98.1MHz/30dB
(400Hz,
75kHz
DEV,AF88%)
signal
and
2.
Adjust
VR
on
top
of
the
tuner
so
that
the
output
level
at
the
TP
(S-
Meter)
on
main
PWB
is
2.4+0.1V
.
Input
the
98.1MHz/30dBy/400Hz(Main90%+Pilot10%)signal
2.
Turn
on
the
power
switch
and
press
the
AF
button
and
2
3.
Adjust
the
reading
of
LCD
indicator
to
[30----00]
3.020.2V
by
VR1.
Procedure
-SSG
-Multiplex Signal
Generator
-Millivoltmeter
1.
Insert
a
wow
speed
tape,
and
adjust
speed-VR
of
main
motor
so
that
a
reading
of
wow
flutter
meter
is
3000----3090Hz
-2-
-Wow speed Tape
-Wow flutter meter

Clarion AX523R Specifications

General

Brand	Clarion
Model	AX523R
Category	Car Receiver
Language	English