Onkyo CR-185 Service Manual

V16571 / Druck 3
ADJUSTMENT
PROCEDURES
Preparation
1. Input
FM mono: 1kHz, 75kHz devi., 60dB/ 2 V
FM
stereo:
1kHz,
67.5kHz
devi.,
60dB/
V
Pilot
signal
19kHz
7.5kHz
devi.
2. Outputs
Connect the non-inductive type resistor of 8 ohms
to the all speaker terminals unless otherwise noted.
FM
ADJUSTMENT
Connection FM SG Stereo modu-| Tuning
of instrument output lator output | frequency
99.0MHz
1kHz 75kHz devi. AC voltmeter] TF? on the
65dBf(60dB) atcod
99.0MHz
:
i
:
Signal
Muting ‘ 99.0MHz | Oscillosco;
AC voltmeter
Generator
Oscilloscope
FM MUTE/MODE
switch: MONO
FM MUTE/MODE
switch: AUTO
Output
or
Oscillo-
Generator
scope
<Fig. 2>
RDS
decoder
J
.
*
Signal
Oscilloscope
AF
oscillator
Generator
—-21—
Output Adjustment Adjust
indicator point for
CR-185
SERVICE PROCEDURES
1. Replacing the fuses 3. Safety-check out
After correcting the original service problem, perform the
i [Tt This symbol located near the fuse indicates that the following safety check before releasing the set to the customer.
fuse
used
is
fast
operating
type.
For
continued
protection
against
Connect
the
insulating-resistance
tester
between
the
plug
of
power
supply cord and the screw on the back panel.
Specifications: More than 10 MQ at 500V.
fire hazard, replace with same type fuse. For fuse rating refer to
the marking adjacent to the symbol.
= =a Ce symbole indique que le fusible utlise est a rapide.
Pour
une
protection
permanente,
n'utiliser
que
des
fusibles
de
4.
Memory
preservation
meme
type.
Ce
darnier
est
indique
la
qu
le
present
symbol
est
This
unit
does
not
require
memory
preservation
batteries.
appose.
A
built-in
memory
power
back-up
system
preserves
contents
of
the
memory
during
power
failures
and
even
when
the
unit
is
CIRCUIT
NO.
PART
NO.
DESCRIPTION
unplugged.
F901
252063
0.5A-SE-EAK,
Primary
The
unit
must
be
plugged
in
and
the
power
switch
turned
on
and
off once in order to charge the back-up system. Note that since
this is not a permanent memory, the power switch must be t
2.
To
Initialize
the
unit
pe
ry
po
umned
This device employs a microprocessor to perform various
functions and operations. If interference generated by an external.
on and off a few times each month the keep the back-up system
operative.
The period of the time during which memory contents are
power
supply,
radio
wave,
or
other
electrical
source
results
in
. ‘
preserved
after
power
has
last
been
turned
off
varies
depending
accident
which
causes
the
specified
operations
and
functions
to
:
;
on
climate
and
placement
of
the
unit.
On
the
average,
memory
operate abnormally.
dj
f
contents
are
protected
over
a
period
of
3
to
4
weeks
(a
minimum
To
perform
a
result,
please
follow
the
procedure
below.
;
:
of
2
weeks)
after
the
last
time
power
has
been
turned
off.
This
period is shorted when the unit is exposed to very high humidity
1.
Press
and
hold
down
the
MEMORY
button,
then
press
:
.
Kak
or
used
in
an area
with
an
extremely
humid
climate.
the OPEN/CLOSE button.
2. Press the POWER button.
3. After “clear” is displayed, the preset memory and each
mode stored in the memory, are initialized and will
return to the factory settings.
Rio!
Gy] Mute pi
MA vever en
TUYOO!
Adjustment
point
—22-—

Onkyo CR-185 Specifications

General

Brand	Onkyo
Model	CR-185
Category	Receiver
Language	English