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FM
Section
Tuning
Range
DIN
Sensitivity
(75
ohms)
(Mono)
(Stereo)
[HF
Sensitivity
(300
ohms)
(Mono)
(Stereo)
Stereo
Trigger
Sensitivity
Muting
Threshold
S/N
Ratio
(DIN)
(Mono)
(Stereo)
Selectivity
(DIN)
Capture
Ratio
AM
Suppression
Spurious
Rejection
IF
Rejection
Image
Rejection.
Sub-Carrier
Suppression
(19/38
kHz)
THD
(1
kHz)
(Mono)
(Stereo)
Frequency
Response
(20
Hz
—
15
kHz)
Channel
Separation
(1
kHz)
Output
Voltage
SPECIFICATIONS
87.5
—
108
MHz
1.5
2V
35
uV
3.0
nV
7.0
pV
3.0
uV
8.0
nV
65
dB
60
dB
72
dB
1.0
dB
60
dB
75
dB
80 dB
50
dB
70/76 dB
0.2%
0.5
%
+1.0
dB
40
dB
1V
MW
Section
Tuning
Range
Sensitivity
S/N
Ratio
Image
Rejection
Selectivity
(10
kHz)
THD
(30
%
Mod.)
Spurious
Rejection
IF
Rejection
LW
Section
Tuning
Range
Sensitivity
S/N
Ratio
Image
Rejection
Selectivity
(10
kHz)
THD
(30
%
Mod.)
Spurious
Rejection
IF
Rejection
General
Power
Requirements
Power
Consumption
Dimensions
(W)
x
(D)
x
(H)
Weight
(approx.)
520
—
1610
kHz
300
uV/m
55
dB
40
dB
40
dB
0.5%
60
dB
40
dB
145
—
355
kHz
500
uV/m
55
dB
40
dB
40
dB
0.5%
60
dB
40
dB
AC:
110/220
V,
50
Hz
16
W
400
x
220
x
125
mm
3.6
kg
—Specifications
are
subject
to
change
without
notice.—
FUNCTIONAL
BLOCK
DIAGRAM
FM
Antenna
FM
IF
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3
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KNOTTING
NOTE:
Check
to
see
that
the
dial
cord
is
correctly
strung
|
by
turning
the
dial.
at
roe
:
Phase
Comparator
for
Lamp
:
Low
Pass
Filter
:
Phase
Comparator
for
VCO
:
Voltage
Controlled
Oscillator
:
Direct
coupled
Type
Flip-flop
FM
IF
IC
LA1231
SIGNAL
FLOW
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+12V
COMPARISON
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VOLTAGE
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7
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IF
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|
DETECTOR
P
6
pH
Auow
OUT
(TO
MULTIPLEX
IC)
§
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AF
AMP
AF
MUTE
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LEVEL
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CIRCUIT
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TUNING
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FM
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2)
7
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TOP
VIEW
6
15
1413
2
11
10
9
Vecorlev
OUTPUT
IC
TOP
VIEW
AM-FM
MULTIPLEX
ALIGNMENT
“AM
ALIGNMENT
For
alignment:
Maintain
generator
output
as
low
as
possible
for
suitable
indication.
i
Connection
.
Adjusting
Position
of
V.T.V.M.
circuit
Tuning
dial
Oscilloscope
Near
max.
capa-
rrT
iT
PIV
It
city
of
VC
at
AM
IFT
position
of
no
2-00040
interference
Connect
455
kHz
sweep
generator
to
VC4.
Connect
Oscilloscope
to
Test
Point
TP6.
a
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ESE
120
\\2ee
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tank
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eer
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Connect
AM
generator
to
AM
BAR
ANT
EXT
AM
antenna
and
GND
acorn
9-25240
terminals.
Set
to
600
kHz.
.
MW
OSC
Modulate
with
30
%,
400
Hz.
Connect
Oscilloscope
and
.
9-20851
AC.
V.T.V.M.
to
Tuner
Output.
Change
frequency
to
1400
kHz.
1400
kHz
TC
01,03
Change
frequency
to
160
kHz.
LW
(RF)
160
kHz
Lw
OSC
9-20860
|
350
kHz
TC
02,04
1.
Variable
capacitor
completely
closed
4
Function
switch
to
“MW"
or
“LW”
2.
Set
the
dial
pointer
to
very
left
line
dial
scale.
5.
Use
a
screwdriver
with
plastic
grip
for
all
adjustments.
3
Connect
sweep
generator,
SG,
V.T.V.M.
and
oscilloscope.
Adjustment
FM
ALIGNMENT
|
|
|
FM
SFT
FM
QUAD-
;
Connect
Oscilloscope
to
Test
Point
TP4
RATURE
COIL
9-21320
V.T.V.M.
Oscilloscope
Position
of
Adjusting
Tuning
dial
circuit
Near
max.
capa-
city
of
VC.
at
position
of
no-
interference
Connect
sweep
10.7
MHz
generator
to
test
poin
VC2.
Connect
Oscilloscope
to
Test
Point
TP3
Quadrature
Detector
Connect
FM
RF
generator
through
two
120-ohm
resistors
to
FM
ANT
COIL
FM
antenna
screw
terminals.
9-21180
Set
generator
to
90
MHz,
FM
RF
COIL
modulate
with
400
Hz
to
provide
Connect
V.T.V.M.
9-20460
£75
kHz
deviation.
Set
generator
to
Tuner
Output.
EM
OSC
COIL
output
attenuator
as
low
as
9-20910
possible.
_
Change
generator
setting
to
106
MHz.
Repeat
adjustments.
106
MHz
1.
Variable
capacitor
completely
closed
_
4.
Function
switch
to
“FM”
|
2.
Set
the
dial
pointer
to
very
left
line
of
dial
scale.
5.
Use
a
screwdriver
with
plastic
grip
for
all
adjustments.
3
Connect
sweep
generator,
FM
SG,
V.T.V.M.
and
Adjustment
Adjust
VRO4
(5k-B)
so
that
frequency
counter
or
synchroscope
indicates
19
kHz.
Near
max.
capa-
city
of
VC.
at
position
of
no
interference
VROS
(1k-B)
1.
Variable
capacitor
completely
closed
|
3.
Function
switch
to
“FM”
2.
Connect
FM
stereo
SG
and
V.T.V.M.
4,
Use
a
screwdriver
with
plastic
grip
for
all
adjustments.
oscilloscope.
FM
ANT
input
impedance
is
75
ohm.
ALIGNMENT
: :
ee
: ;
-Connect
Frequency
None
.
FM
MPX
Position
of
Adjusting
Tuning
dial
circuit
counter
or
synchro-
scope
to
TP5
|
FO
(19
kHz)
Adjustmnet
Connect
V.T.V.M.
to
output
terminal
|
{R
Channel)
As
above
Steps
3,4
except
modulation.
Modulate
LEFT
channel
+67.5
kHz
—
400
Hz
audio
and
+7.5
kHz
—
19
kHz
pilot
carrier.
As
above
except
modulate
RIGHT
Channel.
FM
STEREO
Signal
Separation
Connect
V.T.V.M.
to
output
terminal
{L
Channel}.
Repeat
steps
1,2.
Set
at
position
with
max.
channel!
separation.
a
or
AM
ANTENNA
PC.BOARD
(BOTTOM
VIEW)
Pe
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Wee
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LED(POINTER)
PC.BOARD
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VIEW)
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VIEW)
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LN3i0
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ial
MPX
FILTER
SW.
P.C.BOARD
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VIEW)
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FM
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AUTO
1.
VRO1
Muting
Level
Adjustment
|
:
_
3.
VRO3
S-Curve
Center
|
Aciuaunent
|
Adjust
VRO1
at
the
antenna
input
of
FM
75
ohm
and
the
sensitivity
of
Bey
(Muting
Switch:
ON)
until
the
v
wave
lon
:
Connect
DC
voltmeter
between
Test
Point
No.1
and
Test
Point
No.2
at
no-signal.
Then,
adjust
VROS
until
O
V
Is
obtained.
amplitude
of
the
tuner
output
becomes
half.
:
:
; —
4.
VRO6
Tuning
Indicator
Adjustment
:
2.
VRO2
Signal
Indicator
Adjustment
-
ee
Connect
the
DC
voltmeter
to
Test
Point
No.
7
and
adjust
VRO6
until
the
voltage
becomes
0£50
mV.
Adjust
the
attenuator
of
FM
SSG
to
60
dB
and
VRO2Z
until
the
final
LED
of
the
Signal
Indi
cator
$
slightly
lights
up.
7
Ve
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POINT
TO
POINT
AC
SELECTOR
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BAR
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TUNER
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4
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NOTES:
1.
All
resistors
values
are
indicated
in
‘‘ohm’
(K=10?
,M=10°).
bb.
All
voltages
+10%
with
respect
chassis
ground
2.
All
capacitors
values
are
indicated
in
‘uF’
(P=107'7).
c.
No
signals
at
input
terminals
3.
All
voltages
indicated
onthe
scirematics
are
measured
under
the
d.
AC
input
at
220
volts
50
Hz
following
conditions.
.
se
4.
This
is
a
fundamental
schematics
diagram.
Some
products
may
a.
UseaV.T.V.M.
8
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|
be
modified
without
notice.
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50Hz
EXPLODED
VIEW
OF
CABINET
AND
CHASSIS
—
=
43
=
PACKING
PARTS
LIST
Ref.
No.
Parts
Number
—
131
6
1139
85602
131
6
2119
02131
131
6
3009
30371
131
6
3009
30372
Description
Box
Corrugate-E
XP
Bag
Polyethylene-E
XP
Pad
(Right)
Pad
(Left)
ACCESSORIES
PARTS
LIST
Ref.
No.
Parts
Number
4
2442
00030
131
6
4119
84902
131
6
4519
15700
CABINET
PARTS
LIST
Ref.
No.
Parts
Number
PBRWN>
131
2
1105
25300
131
2
1410
23700
131
2
1801
14600
131
2
3101
71200
Description
Antenna
FM
Explanatory
Booklet
Guarantee
Certificate
Description
Plate
Bottom
Cover
(Top
Cover)
Leg
Metal
Mount
(Cover)
APPEARANCE
PARTS
LIST
Ref.
No.
Parts
Number
131
0
1016
36901
131
2
1202
17800
131
2
1203
50601
131
26113
37800
131
26113
38900
131
2
1116
19101
131
2
1201
35901
131
2
1205
24900
131
2
1601
64500
131
2
1601
64600
131
2
1601
66400
131
2
2307
11300
131
2
5205
24000
Description
Panel
Decorate
Assy
Escutcheon
Dial
Panel
Control
Shelter
(Push
Knob)
Shelter
(Push
Knob)
Frame
Plate
Dial
Decorate
Plate
Dial
Knob
(Power
Switch)
Knob
(Push)
Knob
(Tuning)
Slide
Cushion
PARTS
LIST
CHASSIS
PARTS
LIST
Ref.
No.
Parts
Number
131
0
3002
11300
131
0
3003
21200
131
0
3020
11000
131
0
3020
11800
131
2
1102
47209
131
23101
70800
131
23101
70900
131
23101
71100
131
23110
00300
131
2
3304
17600
131
2
3305
30000
131
2
4106
23400
131
2
4111
00400
131
2
4112
10400
131
2
4120
13100
131
2
4220
10502
131
2
4221
00600
131
26110
29301
131
26111
14200
131
2
7104
00500
Description
Drum
Assy
Shaft
Dial
Assy
Pulley
Assy
Pulley
Assy
Rear
Cover
Metal
Mount
(AC
Cord)
Metal
Mount
(Antenna)
Metal
Mount
(Panel
Front)
Plate
Pad
Wire
Plate
Dial
Rear
Panel
Front
Metal
Mount
Pulley
Spring
Rope
Dial
Rope
Slide
Rail
Pointer
Ring
Snap
‘Rivet
Shelter
Light
Bushing
(Output
&
Line
Cord)
Plate
Pad
Switch
'
ELECTRICAL
PARTS
LIST
Ref.
No.
Parts
Number
—~14—
*
*£ *&
*
4
2312
01020
4
2312
04520
4
2352
00110
4
2432
00140
4
2512
12320
4
6122
00440
46129
20771
4
6129
20777
4
6129
20779
131
0
4004
15101
131
0
4001
04896
131.0
4001
04921
131
0
4001
04901
131
0
4001
04931
131
0
4001
05500
C2EHRM103A
Description
Slide
Switch
Push
Switch
Power
Socket
1P
(FM
AM
Ant.)
Power
Cord
Power
Transformer
Pilot
Lamp
6
V,
30
mA
(Stereo)
Dial
Lamp
8
V,
300
mA
Dial
Lamp
8
V,
300
mA
Dial
Lamp
8
V,
300
mA
Wire
Shield
Assy
RF/IF,
MPX,
Power
P.C.B.
Assy
AM
Antenna
P.C.B.
Assy
Muting/MPX
Filter
P.C.B.
Assy
L.E.D.
(Signal)
P.C.B.
Assy
L.E.D.
(Pointer)
P.C.B.
Assy
Metallized
Paper
0.01
uF
250V
+20%
*_Not
aservice
part.
PARTS
LIST
(Continued)
PARTS
LIST
(Continued)
RF/IF,
MPX,
Power
P
.C.B.
Assy
131
0
4001
04896
ed
Ref.
No.
Parts
Number
Description
Ref.
No.
Parts
Number
Description
Ref.
No.
PartsNumber
Description
Ref.
No.
Parts
Number
Description
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CAPACITORS
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R25
R2EDZJ562APA
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C27
CIHCSK331SL_
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330pF
50V
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03,04
|
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4
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R28
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100uF
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12,13
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R37
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Be
ee
a
eee
ae
cee
Res
©
ROEDZIISD
PA.
Caton
fe.
4a
cog
CIHCDK270PH
Ceramic
27pF
50V
+10%
C84
CIHCYK560APA'
Ceramic
56pF
50V
+10%
R10
RIEDZIIO3APA
a
lok
1/aw
5%
«RSS
R2EDZJ104APA
Carbon
100k
1/4W
15%
.
’
0
7
‘
;
+t
Tr
omg
|
R13
R2HXBJ101A
Oxide
Metal
Film
100
1/2w
+5%
88
R2HXBJ680A
=
Oxide
Metal
Film
681/2W
+5%
Cia
CIHVYZ2ZBAPA
Guam
OO2zHF
SOV
10-20%
O89
CIEREATEA
Eevoiis,
47aF
26V,
ig
—RZEDZIQTAPA
Carbon”
900"
/4H|
a8
RED
RAEDZIIQ2APA
Carbon
Nk
1/0
35%
ce
1
eramic
VU.
K
'
©
pa
PE
VICGCAPA
-
oa
rena!
a
‘oat
0
R15
RIEDZJ222APA
Carbon
22k
1/4w
+5%
R90
R2EDZJ273APA
Carbon
27k
1/4W
+5%
;
:
ee
PR
ie
se
.
ae
i
;
Bea
0
R16
R2EDZJ471APA
Carbon
470
1/4w
+5%
R91
R2EDZJ473APA
Carbon
47k
i1/4W
+5%
18,1
:
sd
ne
ica
Co
R17
R2EDZJ122APA
Carbon
1.2k
1/4W
+5%
R92
R2EDZJ103APA
Carbon
10k
1/4W
+5%
C20
CIHYYZ223APA
Ceramic
0.022
uF
50V
+80,-20%
C9495
C1ERE-108A
Electrolytic
1000
nF
25V
aie
MOEDIIGSTAPA.
Gabon
330
aw
45%
93.94
R2EDZJIO2APA
Carbon
1k
1/4W
#5%
C21
CIHRY-105APA
Electrolytic
TuF
50V
C96
CI1ERE-477A
Electrolytic
470
uF
25V
R19
RIEDZJIO4APA
Carbon
100k
1/4W
ats
R95
ROEDZJS61APA
Carbon
560
1/4W
+5%
C22
C1HRE-105A
__
Electrolytic
uF
50V
C97,98
C1ERE-227A
Electrolytic
220uF
25V
R20
R2EDZI222APA
cea
(OG
R2EDZJ331APA
Carb
30
1/4W
+5%
:
Carbon
2.2k
1/4W
+5%
arbon
3
+5%
C23
CIHYYZ223APA
Ceramic
0.022F
50V
+80,-20%
C99
C1IERY-106APA
Electrolytic
10uF
25V
R21
BSED
ZIATAAPA.-C
RO7
RIEDZJA72APA
C
kK
1/4
;
;
arbon
470k
1/4W
+5%
| :
arbon
4.7
W
45%
C24
CIHYYZ473APA
Ceramic
0.047
nF
5OV
+80,-20%
C100
CICRE-107A
Electrolytic
100unF
16V
R98
SEDZJAT
|
d
Ai6S..
“CINCY
KATOADA:-Covac
:
ore
R22
R2EDZJ223APA
Carbon
22k
1/4W
+5%
R
4APA
Carbon
470k
1/4W
+5%
C25
CICRY-4A76APA
Electrolytic
47u4F
16V
eramic
47pF
50V
+10%
R23
RIEDZJ103APA
Carbon
10k
1/4W
+5%
ROO
RIEDZJ473APA
Carbon
47k
1/4W
+5%
|
Ref.
No.
Parts
Number
~
R100
R101
R102
~R103
R105
R106
RESISTORS
R2ZEDZJ154APA
—
R2EDZJ103APA
|
R2EDZJ474APA
R2EDZJ102APA
~R2EDZJ474APA
~
R2EDZJ824APA
R107,108
RZEDZJ103APA
R111,112
R2EDZJ332APA
R113,114
RZEDZJ821APA
R115
R116
R117
R119
R120
R121
R122
R123
R124
R125
R126
R127
R128
R129
R130
R131
R132
R133
R134
R135
R136
R137
R138
R139
R140
R143
R2EDZJ332APA
~
R2ZEDZJ103APA
R2EDZJ472APA
R2EDZJ331APA
R2EDZJ561APA
R2EDZJ103APA
R2EDZJ471APA
R2EDZJ103APA
R2EDZJ391APA
R2EDZJ103APA
R2EDZJ331APA
R2EDZJ103APA
R2EDZJ271APA
R2EDZJ103APA
R3AXBJ101A
R2HXBJ221A
R2HXBJ101A.
R2HZPK390A
R2HXBJ151A
R2HXBJ271A
R3AXBJ271A
R2EDZJ471APA
R2EDZJ184APA
R2EDZJ103APA
R2HCPK222A
R2EDZJG82APA
Description
|
Carbon
150k
Carbon
10k
Carbon
4/0k
Carbon
1k
Carbon
470k
Carbon
820k
Carbon
10k
Carbon
=
3.3k
Carbon
820
Carbon
3.3k
Carbon
10k
Carbon
4.7k
Carbon
330
Carbon
560
Carbon
10k
Carbon
470
Carbon
10k
Carbon
390
Carbon
10k
Carbon
330
Carbon
10k
Carbon
270
Carbon
10k
PARTS
LIST
(Continued)
AM
ANTENNA
P.C.B.
Assy
131
0
4001
04921
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
1/4W
Oxide
Metal
Film
100
Fuse
39
1/2W
IW
+5%
Oxide
Metal
Film
220
1/2W
+5%
Oxide
Metal
Film
100
1/2W
+5%
Ref.
No.
Parts
Number
45%
45%
+5%
+5%
15%
45%
+5%
£5%
45%
45%
¢Q]
45%
15%
£5%
sey,
ROT
45%
+5%
Ref.
No.
Parts
Number
Description
|
4
2579
25240
Bar
Antenna
AM
MUTING,
MPX
FILTER
P.C.B.
Assy
131
0
4001
04901
Description
4
2312
04550
Switch
Push
2key
CAPACITORS
C1IHFYK103APA
Mylar
RESISTORS
R2ZEDZJ222APA
Carbon
2.2k
1/4W
45%
L.E.D.
(SIGNAL)
P.C.B.
Assy
+5%
1310400104931
+5%
+5%
Ref.
No.
Parts
Number
+5%
+5%
+5%
03,04
+10%
sae
Oxide
Metal
Film
150
1/2W
+5%
Oxide
Metal
Film
270
1/2W
+5%
Oxide
Metal
Film
270
Carbon
Carbon
Carbon
Solid
Carbon
470
180k
10k
2.2K
6.8k
1/4W
1/4W
1/4W
1/2W
1/4W
TW
£5%
£5%
t5%
£50
Ref.
No.
+10%
+5%
DO1,02
DO3
=
Description
131
0
4006
22241
Cord
Assy
SEMICONDUCTORS
DO1,02
DYY-SLR-54GG
_L.E.D.
SLR-
o4GG
(Green)
L.E.D.
(POINTER)
P.C.B.
Assy
131
0
4001
05500
Parts
Number
Description
131
0
3011
19400
Pointer
Assy
131
21110
28800
Plate
Decorate
131
2
3701
28000
Mount
Electric
Part
131
0
4006
24201
Cord
Assy
SEMICONDUCTORS
DWW-LN210RP
L.E.D.
LN210RP
(Red)
DWW-LN310GP
—_L.E.D.
LN310GP
(Green)
0.01
uF
50V
£10%
+5%
FISHER
Service/E
rsatzteillager:
FISHER
HiFi
Europa
Vertriebs-GmbH
SchénstraBe
80,
D-8000
Miinchen
90
—
Telefon
089/2379-1
Telex
5-212384
D
Wenden
Sie
sich
bitte
mit
technischen
Fragen
und
Ersatzteilbestellungen
an
diese
Adresse.
Verwaltung,
Verkauf
und
Ausiieferungslager:
FISHER
HiFi
Europa
Vertriebs-GmbH
TruderingerstraRe
13,8000
Miinchen
80
-
Telefon
089/2379-1,
Telex
5-24665
D
PRINTED
IN
JAPAN
80/June
WM-5087
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