Clarion PU-1680A User Manual

@
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
equivalent
characteristics when replacing them.
The
use
of
unspecified
parts
shall
be
regarded
as
re-
modeling
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
un-
specified parts being used.
2.
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
con-
nection
and
routing
to
the
PWB
are
specially
planned
using
clamps
to
keep
away
from
heated
and
high
volt-
age
parts.
Ensure
that
they
are
placed
back
in
their
original
positions
after
repair
or
inspection.
lf
extended
damage
is
caused
due
to
negligence
dur-
ing
repair,
the
legal
responsibility
shall
be
with
the
re-
pairing
company.
3. 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
re-
pair,
the
legal
responsibility
shall
be
with
the
repairing
company.
4.
Caution
in
removal
and
making
wiring
connection
to
the
parts
for
the
automobile.
Disconnect
the
battery
terminal
after
turning
the
ignition
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
re-
pair,
the
legal
responsibility
shall
be
with
the
repairing
company.
5.
Cautions
regarding
chips.
Do
not
reuse
removed
chips
even
when
no
abnormality
is
observed
in
their
appearance.
Always
replace
them
with
new
ones.
(The
chip
parts
include
resistors,
ca-
pacitors,
diodes,
transistors,
etc).
The
negative
pole
of
tantalum
capacitors
is
highly
susceptible
to
heat,
so
use
special
care
when
replacing
them
and
check
the
op-
eration
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
apply
the
tip
with
force.
7.
Turn
the
unit
OFF
during
disassembly
and
parts
replace-
ment.
Recheck
all
work
before
you
apply
power
to
the
unit.
PU168G7
PU168 1151
mM ADJUSTMENT
Item Procedure instrument
FM-S-meter
|
1.
Press
the
RDS
button
and
[
SSG
M6
button
to
RDS
test
mode.|
Millivoltmeter
2. Input at 98.1MHz/30dBu
(1KHz,30% Mod.) signal.
3. Adjust VR on top of tuner
pack so that an output level
at the TP (S-Meter) on main
PWB is 3.0+0.1V.
Top side of main unit
~ BMW 5, ctarion
12V :- GROUND
AM §30- 1710k Hz
FM 87.7 - 107. 9MHz
OF THE FCC RUL.
OQ CONDITIONS 31
RECEIVED
360 OPERAT:
| BMW NO: 6512-7 652 667
= ™~,
2 BMW by Clarion
12V = GROUND Ce
LW 153- 279k Hz
MW 531 - 1602k Hz
FM(UKW] = 87.5- 108MHz
Buttom View of
Main Unit
BMW NO: 6512-7 652 666 ;
i
7
/
anette

Clarion PU-1680A Specifications

General

Brand	Clarion
Model	PU-1680A
Category	Cassette Player
Language	English