Page 1
FILE NO.
I
I
Service Manual
Stereo Radio
Cassette Recorder
M-701 3L
(XE)
(UK)
Specifications
(CASSETTE
Recording System
Erasing
Tape speedd
Rewind and
Fast forwar time
Frequency response
(RADIO SECTION)
Frequency range . . . . . . . . . . . . . . . . . . . LW :
Antenna
Specifications subject to
SECTION)
.................
System
................................
.....................
...........................
..............
.'...........8
change
DC bias, 4-track stereo
Magnet erase
4.75
1 10 sec..
0 - 12,000
MW : 526.5 FM : 87.5 - 108
FM :
AM : Built-in ferrite bar
without
cm/sec.
(C-60 tape)
Hz
148.5 - 283.5 kHz
1,606.5
MHz
Telescopic
rod
notice.
kHz
PRODUCT CODE No.
142 999 30 (XE)
14299931
(GENERAL)
Power output . . . . . . . . . . . . . . . . . . . . . . . . . XE
Terminal impedance
Speakers
Power source . . . . . . . . . . . . . . . . . . . . . . . . AC : 230 V, 50 Hz
Dimensions (approx.)
Weight (approx.) . . . . . . . . . . . . . . . . . . . . 1.75 kg
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . PHONES : 32 ohms
. . . . . . . . . . . .
:6W(DIN
UK : 2.2
22 W (P.M.P.O.)
9cmX2,4 ohms
XE : DC : 9V , R20(D/HP2)X6
UK : DC :
(UK)
MUSIC)
W/ch
(DC max.)
9V (6”HP2”
402
(W) x 143 (H) x 119 (D) mm
(without batteries)
or
size batteries)
REFERENCE No. SM580585
Page 2
1
FUNCTION
SW
0
SAl-$0
OU
RECORDING
0 PIAY
SB1-6
I
-0
0 REC
ORADI
SCl-4f
OTAPE
Fu-!3
W
Cl30
2OP
R/P
c201
0.02
R210 5K6
R211
10K
R220 33u
1
Cl26
0.02
c120,p
N
I
Cl27
Eli-
-1"
SC4
IN4001
Il
LE
7
204
C242
...
%t
DECK SW.
R. SPK.
A
A
TYPE/AMP.
M-r
DC
4
POWER
TRMSFORMER
TUNING BOARD
BOARD
9V
A
T,
Page 3
. .
I
Page 4
PARTS LIST
PRODUCT SAFETY NOTICE
in
the
Each
precaution in this manual should be followed during servicing. Components identified with the
the schematic diagram designate
use only the replacement parts designated, or parts with the
parts
list in this manual. Leakage-current or resistance measurements must be made to determine that exposed parts are acceptably
insulated from the supply circuit
components in
before
returning the
which safety can of
same
ratings of resistance, wattage or voltage that are designated in the
product
to the customer.
special
significance. When replacing a component identified
IEC
symbol
parts list and
,
CAUTION
Regular type resistors and capacitors are not listed. To know those values, refer to the schematic diagram.
:
N.S.P
: Not available as Service Manual.
ACCESSORIES
REF.NO. 1 PART NO.
A
645 014 4486 CORD,AC POWER
I
CABINET
REF.NO. PART NO.
645 014 4684
645 014 4707
645 014 4691
645 014 4714
645 014
4851
645 014
ELECTRICAL PARTS
REF.NO. 1 PART NO.
51
52
53
54
A645
&345
4738
645 014 4745
645 014 4752
645 014 4769
4004
645014
64550144554
6633
014
8781
014
DESCRIPTION
I
DESCRIPTION
ASSY,FRONT
ASSY,CASS
CABINET
LID
DOOR
ASSY,BACK CABINET
BATTERY DOOR
HANDLE
TUNING KNOB
VOLUME KNOB
TONE KNOB
SLIDE
KNOB
DESCRIPTION
SPEAKER,31/2,4
OHM 2W
ROD ANTENNA
POWER TRANSFORMER El-48
AC
SOCKET
TUNER P. W. BOARD ASSY
REF.NO.
72
D0101
DO102
IC1 01
IC1
02
L0101
L0102
L0103
SA
T01 02
T0103
l-0104
l-0105
TC5
TC6
VR101
PART NO.
614 276 8792 ASSY,PWB,TUNER
645 014 8859 ASSY,ANTENNA,BAR,AM
645 014 3618
645 014 5452
409
016
645 014
645
013 6764
645 013 6764
645 014 3748
645 014 6800
645 014 4288
645 014 4295
645 014
645 014
645 014 6817
645 014 6824
645 014 4370
I
I
DIODE
DIODE
,lC
LA1
02OC
IC
LA-4550
3700
VHF
VHF COIL
FM COIL
SWITCH,SLIDE
OSC
IFT OZF-0389
OSC COIL
5513
osc COIL
5513
TRIMMER,LW
TRIMMER,LW
SEMI-FIXED FRB-085-10
LED P. W. BOARD ASSY
REF.NO.
73
LD101
PART NO.
614
2768808
645
014
ASSY,PWB,TU LED
LED,SQUARE
6596
DESCRIPTION
IN-41 48
lS-2638
186N-AUDI0
COIL
2.5T
COIL
S-101
S-101
f
DESCRIPTION
TYPE
AMPLIFIER P. W.
REF.NO.
71
SB
SC
30201
D0202
D0203
D0204
Do205
IC201
IC202
Q0201
VR201
VR202
PART NO.
614
2762899
6450144493
645
014
6450144400
645
0143625
A645
A
6450143632
A
645
&d345
645
6450143694
645
645
6450143649
645
645014
BOAI
4387
0143632
3632
014
0143632
0143717
0143656
0143656
4424
014
4431
RD ASSY
DESCRIPTION
AsSY, PWB,AMP
JONDENSER
SWITCH,R/P
SWITCH,SLIDE,TAPE-RADIO
ZENER
RECTIFIER
RECTIFIER
RECTIFIER
RECTIFIER
IC AN-7312
IC LA-4550
TRANSISTOR
TRANSISTOR
TRANSISTOR
ROTRAY VOLUME, VR201 BASS
ROTRAY VOLUME, VR202 MAIN
MIC
6.8V
TAPE
I
REF.NO.
MO
M1
M2
M3
M4
M5
M6
M7
M8
M9
M10
M11
,M12
M13
M14
MEC
NISM
HA
PART NO.
645 014 4028 ASSY,MECHANISM
ASSY
,PINCH
645 011 5660
645 011 5813
645 014 5193
645 014 5209
645
014 5315
645 014 5063
645 014 5070
645 013 6689
645 014 4776
645 014 4783
645 014
4790
645 014
614 014 4813
48066
614 014 482C
F
BELT W
FLYWHEEL ASSY
M BELT, MAIN BELT
MAIN SWITCH
MOTOR
R.P HEAD
E HEAD
KNOB,PAUSE
KNOB,STOP/EJECT
KNOB,F.FWD
KNOB,REW
‘KNOB,PlAY
KNOB,REC
ROLLER
DESCRIPTION
Page 5
WIRING DIAGRAM
I
I
I
0
MAGNETIC E. HEAD
R-CH
RIP
k
-
-=l s
R-CH
i
5
4
i
Ll
*
SPEAKER
I
4
L-CH
cl
XI
BROWN
LED
ROD
ANTENNA
PM!B
I I I
-5-
L
-----
DcWN
ACo 1
J
--l
Page 6
IC
BLOCK
IC101 LA1
186N(FM
FRONT END)
IC201
AN731 2(PRE-AMPLIFIER)
RF
ALC
IN2
d
@
ALC
>
vcc
ALC
.
GND
ALC
r
1
@
Const.
IN1
OUT 2
ll
@
OUTl
PC2 NF2
I-1
1L
@
PC1
NFl
IN2
1
@
IN 1
IC1
02AN7024(IF SYSTEM)
AM
Mlxer
AM IF Quad L-ch
output
Input
t
J .l
osc
t *
.
AM
MIX
r
4
b
AM
RF
,
FMIAM
IF
Amp
FM IF FM IF AGC or MPX Detector MPX
IN Input
T 1
vcc
w’
4
-
AGC
PIlot
Signa1
Detec
FM Phase
COI1
R-ch
Output Output
I
’
AM
Det
Quad
Det
AP
-
’ ’
t
MPX .
-
Demod
4
Amp
Output Input
MPX
Detector Stereo
Fllter Indicator
-
veo
ti¡%
ST
Ind
Drive
+
4 ’
IC202 LA4550(POWER-AMPLIFIER)
GND
VW
OUTl
BS1
PWR GND
,
SUPP
lY
Vol
tage
NFl
IN1 PREGND
POP NOISE
MUTE
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