Sony CFS-W435S User manual

CFS-W435S_
SERVICE MANUAL
E Model
East European Model
MF-W435
SPECIFICATIONS
Frequency range
Saudi Arabia model
FM: 87.6- 107 MHz
MW: 530~ 1,605 kHz
SWI: 2.3~7 MHz
SW2: 7-22 MHz
E, United Arab Emirates model
FM: 87.6- 108 MHz
MW: 530- 1,605 kHz
SWI: 2.3-7 MHz
SW2: 7- 22 MHz
East European model
FM: 87.6- 107 MHz
MW: 531- 1,602 kHz
SWI: 2.3-7 MHz
SW2: 7-22 MHz
Aerials
FM/SW: Telescopic
Mw: Built-in ferrite bar
Recording system
4-track, 2-channel stereo
Frequency response
80- 8,000 Hz
Speakers
Two way
Approx. 10 cm dia. woofer X 2
Approx. 2 cm dia. tweeter X 2
Output
Headphones jack (stereo minijack) (1)
for 8- 300 ohm impedance
headphones
Maximum power output
5 W (2.5 W+2.5 W)
Power requirements
East European model
220-230 V AC, 50 Hz
Other model
110~- 120/220- 240 V AC, 50/60 Hz
selectable
9 V DC, six R20 (size D) batteries
Power consumption
14 W in AC operation
Batteriy life
Batteriy ; FM recording
Sony SUM-1 (NS) Approx. 8.5 hours
Sony AMI (N) alkaline Approx. 24 hours
Dimensions
Approx. 680 X 216 X 188 mm (w/h/d)
incl. projecting parts and controls, not
incl. handle
Mass
Approx. 5.8 kg incl. batteries
Accessory supplied
Mains lead (1)
Design and specifications are subject to change
without notice.
RADIO
CASSETTE-CORDER
SONY.

TABLE OF CONTENTS
Section Title Page
Specifications ---:-: eee cece teen nec en erences 1
1. GENERAL
Location and Function of Controls -----+-----+- 3
2. DISASSEMBLY --------:+-- eee: er bees 4
3. ADJUSTMENTS
3-1. Mechanical Adjustments -+---++++++eeeeees 6
3-2. Electrical Adjustments .
Tape Section Ce SD res 6
Tuner Section ee a 7
4. DIAGRAMS
4-1. Block Diagram +++: ++see errr eee eee cease 10
4-2. Printed Wiring Boards --+-++++++++++sees ee. 12
4-3, Schematic Diagram a a er ae a ar a ar a a 15
5. . EXPLODED VIEWS «------sceeee teeters 20
6. ELECTRICAL PARTS LIST ..-.--------: 27
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK A OR DOTTED
LINE WITH MARK A ON THE SCHEMATIC DIAGRAMS
AND IN THE PARTS LIST. ARE CRITICAL TO SAFE
OPERATION. REPLACE THESE COMPONENTS WITH
SONY PARTS WHOSE PART NUMBERS APPEAR AS
SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB-
LISHED BY SONY.

SECTION 1
GENERAL
LOCATION AND FUNCTION OF CONTROLS
4-BAND GRAPHIC EQUALIZER controls
FUNCTION selector
Telescopic antenna
BASS BOOST control
BAND selector
OPR/BATT indicator FINE TUNING knob
$4 SONY
SPEAKER terminals (rear) 7 soon wor . ne TUNING knob
PHONES jack VOLTAGE selector (rear)
Microphone VOLUME knob
AC IN jack (rear)
Cassette holder A ————_ n° = = Cassette holder B
Tape
operation
button
Tape
operation
buttons
(DECK
A)
(DECK
B)

SECTION 2
DISASSEMBLY
Note: Follow the disassembly procedure in the numerical order given.
Remove rear cabinet ass'y by
removing
5
screws
+P3
x
25
AUDIO
BOARD
MD
ASS’Y
©
+BVTP3
x
8
@
+BVTP3
x6
Ge +BVTP3 X 8
ie
oa
LED
board
@ +BVTP3 x 10
@® audio board
@ GEQ holder board —"QV
L
© +BVTP3 x 8
@ GEQ holder
board
CASSETTE HOLDER ASS’Y aw
@ +BVTP3 x 10
, cassette holder @ damper
@ Press claw. .
St
“S
. recision
©
Slide
up
ccrewdtivél
cassette
lid.
[|
or
equivalent
SoA casstte spring
—4—

TUNER BOARD ASS’Y VOL BOARD
© +BVTP3 x 8 = @ Press knob (VOL)
with screwdriver.
© +BVTP3 X 10
@+BVTP3 X 12
@ connector from CNP304
on the audio board
tuner board ass'y
® band knob
A
Na |
as
L
knob
(VOL)
oO
@ +BVTP3 x 10
{
@ knob (FINE TUNE)
POINTER SETTING
scratched
line
©
Adjust
the
pointer
to
emai
+PTPWH3
X
8
: the scratched line on
pointer \ the chassis (tuning).
af @ tuning knob
@® Turn the tuning
cap drum fully in
the arrow direction.
chassis (tuning)
chassis (tuning)
@
tuner
board
é
OA
i!
@ Slide the printer to
the chassis (tuning).
chassis (tuning)

SECTION 3
ADJUSTMENTS
3-1. MECHANICAL ADJUSTMENTS
PRECAUTION
1. Clean the following parts with a denatured-alcohol-moistened swab:
record/playback head pinch roller
erase head rubber belts
capstan idlers
2. Demagnetize the record/playback head with a head demagentizer.
(Do not bring the head demagnetizer close to the erase head.)
3. Do not use a magnetized screwdriver for the adjustments. °
4. After the adjustments, apply suitable locking compound to the parts
adjusted. —
5. The adjustments should be performed with the rated power supply
voltage unless otherwise noted.
Torque Measurement
Playback
CQ-102C
nos
CQ-102C
CQ-201B
Tape Tension Measurement
1.5 — 5.5 gecm
Back
tension
(0.021
—
0.076
ozeinch)
Deck-A: More than 80g*cm
(More than 1.12 ozeinch)
Deck-B: More than 5Sgecm
(More than 0.76 ozeinch)
Rewind
Fast foward
|
Tension Meter Meter Reading
CQ-403A more than 100 g (3.53 0z)
:
3-2. ELECTRICAL ADJUSTMENTS
TAPE SECTION
1. The adjustments should be performed in the order given in the service
manual. (As a general rule. Playback circuit adjustment should be
completed before performing recording circuit adjustment.)
2. The adjustments should be performed for both L-ch and R-ch unless
otherwise indicated.
@ Switch position
FUNCTION 5:4 340408 sasaetawinreaee ws TAPE (RADIO OFF)
GRAPHIC EQUALIZER «+ +++srserererecssersseens center click
BALANCE cs 0ciw eon atraeewanwhen eran iaek anaes center click
VOLUME sate ia eed nar cea adaaenetates > mechanical center
BASS BOOST -rrrcsterereeeees ttteees «+++ mechanical center
e Standard input level
Input level 3.085 mV ( — 48 dB)
e Standard output level
Output level 0.775 V (0 dB) | 0.25 V(— 10 dB)
e Test Tape
[Type | Signal Weed tor
_ P-4-A063 6.3 kHz, — 10 dB | azimuth speed adjustment
0 dB=0.775 V
Record/Playback Head Azimuth Adjustment
Procedure:
1. Mode: playback
test tape
P-4-A063
(6.3 kHz, — 10 dB)
PHONES jack

2. Turn the adjustment screw for the maximum output levels. If these
levels do not match, turn the adjustment screw until both of output
levels match together within 1 dB.
position L-CH R-CH angle
3. Phase Check
Mode: playback
test tape
P-4-A063
(6.3 kHz, — 10 dB)
L-CH
oscilloscope
PHONES jack
Screen pattern
inphase 45° 90° 135° 180°
re erreyenenctermerreereed — \emenenrnreypeennnnsna
good wrong
4. After the adjustment, lock the screws with locking compound.
Adjustment Location:
e First remove cassette lids.
Deck A
screw driver
Press
“>” button.
Tape Speed Adjustment
Setting:
Mode: playback
Procedure:
speed checker
LFM-30
or
digital frequency
counter
test tape |
WS-48B
(3 kHz, 0 dB)
ic Tet ke
PHONES jack
Adjustment Values:
Adjustment part | Speed checker | Digital frequency counter
RV303 2,970 to 3,000 Hz
Frequency difference between the beginning and the end of the tape
should be within 1.5% (45 Hz). ‘
Note: On high speed, Adjustment is not reguired.
Adjustment Location: Audio board
TUNER SECTION
[FM]
FM RF SSG
0.01
uF
telescopic
antenna
22.5
kHz
frequency
deviation
Na)
by 400 Hz signal.
output level: as low as possible
Mw]
AM RF SSG
Put the lead-wire
Ww antenna close to
the set.
aed
30% amplitude modulation by
400 Hz signal
output level: as low as possible

[SW]
SW2 FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on VTVM.
FINE TUNE ee Mechanical center
_ 6.8MHz
AM RF SSG ee
SW2 TRACKING ADJUSTMENT
12PF telescopic iz Adjust for a maximum reading on VTVM. :
relate : 6.8 MHz
30% amplitude modulation by OND)
400 Hz signal.
Output level :as low as possible
VTVM VCO Adjustment
Procedure:
telescopic
antenna
- FMRF SSG terminal .
(CN2)
PHONES jack
@ Repeat the procedures in each adjustment several times, and the
frequency coverage and tracking adjustments should be finally done
by the trimmer capacitors. Carrier frequency: 98 MHz
Modulation: no modulation
Output level: 0.032 V (90 dB)
1. Connect frequency counter to @ and @ pins of IC1 as shown the
figure below.
2. Tune the set to 98 MHz.
3. Adjust RV1 for 76 kHz + 500 Hz reading on the frequency counter.
FM IF ADJUSTMENT
, Adjust for a maximum reading on VTVM.
T7 ‘10.7 MHz
FM FREQUENCY COVERAGE ADJUSTMENT
‘i Adjust for a maximum reading on VTVM.
@ ( ): Saudi Arabia model { ]: East European model
frequency counter
86.5 MHz (87.35 MHz) [64 MHz}
tuF jC _]
TC2 109.5 MHz (107.8 MHz) [109.5 MHz] .
per 109 5 Mie 107.8 wire) (102 My]
AM IF ADJUSTMENT
Adjust for a maximum reading on VT VM.
T6 455 kHz
MW FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on VTVM.
520 kHz
TC4 1680 kHz
MW TRACKING ADJUSTMENT
Adjust for a maximum reading on VTVM.
620 kHz
TC3 1400 kHz
SW1 TRACKING ADJUSTMENT |
Adjust for a maximum reading on VTVM.

- @ Adjusting Location
Mw
[TUNER BOARD] : TRACKING
— Component Side — noe FMIF FMVCO
ANT1—-TC3 . 17 RVI
AM IF T6
CT1 SW1
Ve FREQUENCY
FM L2 T3 COVERAGE
FREQUENCY :
COVERAGE \ Tc2
Telescopic
antenna CN2
terminal “
FM TC1
TRACKING a
T4 SW2 :
FREQUENCY
CT2
TS MW
FREQUENCY
TC4 COVERAGE
T1 T2
Swi Sw2
TRACKING TRACKING
{AUDIO BOARD] — Component Side —
O
RV303
TAPE SPEED
| tor ¢
COVERAGE |. —

SECTION 4
DIAGRAMS
4-1. BLOCK DIAGRAM
ANT2
FM/SW
TELESCOPIC |
ANTENNA
REG OUT tc1
FRONT END/AM, FM LF /MPX
$403
OECK B
(PB)
$401
DECK A
(PB)
$402
DECK B
(POWER)
$404
OECK A
(POWER)
1 SWI OSC
<> SW ANT
% JL
S1-5 S1-1
T2 > T4
4 > SW2 ANT Sw2 OSC
| <I { ANT1
Tes MW ANT
qd
“ = =
DECK-A [AUDIO BOARD)
HP601
PB, CNPS01
cH <3 > => —
m2
>
>
os
OECK~B
CNP3502
HRP6O1
REC/PB
a =
Se a > “
CH
ee ap
= CNP3O3
CNP303 (272)
(172)
: Ava Ba
HEG6OT
ERASE ae eaiee |
a (REC/PB) i O O
PB +6V
$301-5 { ie
<2 © oO
gee Py Ed
«a (REC SW BOARD]
(€201
PRE AMP
{TUNER
cy,
=?
BAND
MUTING
SwWwiTCH
Q3
‘CFS-W435S
BOARD) Rv301
AN ~, e SIGNAL PATH
c 1
-— [eeabuie Fount zen ]— és aa
BASS ;
(avn lesa |Gne same ieee VOLUME >> :PB DECK~-A
{
ae BOARD [> :PB DECK-B
Pape Bt . C>: REC DECK-B
avsoz ! :
t [vorume ]
1
E>
GRAPHIC
;
EQUALIZER
(C203
EXz
CNP304
Ny
AMP.
1¢202
POWER AMP
J301
(e SP101
R SP201
SWITCH
Q300, 505
Sy
CN1
Lo? |
NOR/ZHIGH
SWITCH
Q308
DUBBING
SWITCH
Q3506, 509
st
\)
$3502
FUNCTION
TAPE
RADIO OFF
{
DUBBING
NORM
1
DUBBIMG
HIGH
{
RADIO
+6V REG
@3504
=10=
RV305
SPEED
CONTROL
Q307
CNPSOS
(272)
+
M901
REEL/CAPSTAN
[oo 9 ¢ |
220-240Vv
t
110-120V
CNVB01
AC IN~
T901
POWER
TRANSFORMER
D901-304 CNPBO1
ORY BATTERY
SIZE 7O"
(IEC DESIGNATION LR20)
GPCSx1.5V OV
BATTERY
BOARD
D503
OPR/BATT
{LED BOARD) |
Oa
ECM301
€2-3, fae]

CFS-W435S
ft
i
ee
ae
ee
ee
I
On
IO
a
15
6
|
7
|
18
$302 J301
4-2. PRINTED WIRING BOARDS Retest sient | as
‘
(TUNER
BOARD)
|
oe
nvao1
ee
e
Semiconductor
Lead
Layouts
Location
A
:
Ser
es
______
a
ER]
nf
Bs
LA4597
1N4148M
C-2
bh.
j
aon
ea
10E2
C-2
;
ro,
cia
—
RADIO
CATHODE é ; ’ t
B-10 B ANT2 et 7 . Dh -er- * :
E-8
TELESCOPIC
a
as
:
.
i
fet
(VOL
BOARD]
at
ANTENNA
!
a
ek
|
cal
|
|
ee
C-10
,
sor
Yo
4]
DTA1
14YS
ANODE
C-1
0
lene
en)
DTC114ES B-10 C
2$C4048
C-11
SLP-181B-51
C-10
—CM301
C-10
[kn
MIC
3
a
a
1-654
-427-
K-1
4
CNP
304
long
short
K-14
D
K-15
(LED
BOARD]
Fal
f
iS Cc i cathode ae pou
anode D-13
2SC1815-GR B-13
2SD734-F
E
TT
E cin)
E
Fa
Power
|
:
an
os
town
|
C rl Puavbace, . a es [BATTERY BOARD}
Satta
ae
!
‘
F
DECK
A
ea
REEL/
| -§ ? CAPSTANI
7h
:
\Zcvear
Petar
oe
Ec
B
C
HES
eco
ABACK
ony
arte
F
lH
=
9
/
Vax)
(IEC
DESIGNATION.
LR20)
28C3330-T
:
pese5a
3430
=
DECK
B
sar,
oreeeee
—-
g
GRN
4
G
\
Jevear
7
Wy
x
e
Circuit
Boards
Location
2
i)
AUDIO
board
[|
—
Ji
LED
board
(POWER
BOARD]
PCr
TUNER
board
H
aaa
$801 4 $801
2SK105A-30
[REC
SW
BOARD]
—_
paaaiatia
220-240V
4
110-120V
RV301
POWER board i
vA
fh
RD6.8ES-B2
J
: ‘ REC SW board
VOL
board
|
BATTERY
board
K
:
J
anode
Note:
li
® oO-—-— ; parts extracted from the component side. sy
e aH : parts mounted on the conductor side.
e ‘| & _ ; indicates side identified with part number.
° : internal component.
mil
So
ee

SCHEMATIC DIAGRAM
05
ANT2
FM/SW
TELESCOPIC
ANTENNA
a 03
82 04
Bi-4
1N4148N
a 6
{
TUNER
BOARD]
oe
CT2, T4 TC4 15 Sg
5w2
MW
~%
os
FREQUENCY FREQUENCY Si-1 oS
TI T2 $1-6 COVERAGE COVERAGE > 3!
C6 0.01 F > CTt, T3 BAND SELECT
TRACKING
C7
0.01
F
LTRACKING
™
07
a
Fx
1h > FREQUENCY SW!
~
COVERAGE
S1-3
i
|
>
La |
=,
Ox ~ é
> C34 1500p
Fea a lisi-2 1
| | C35 4700p X
pee
C36 3909 PP R14 27k
pees
“es : ; : =
7
=
5
RV
3
L
atce!
‘8
b
8
(37
S.6p
CH
a
ode
iB
:
2/S24
ey
3
oO
o
FINE
TUNING
HP901
~ oO Be
3
PLAY
BACK
e See page 19 for IC Block Diagrams.
3 4 s) 6 7 8 9 10 11 12 13 14 15 16 17
HE901
ERASE
— ‘ a ee
2.
ae [AUDIO BOARD]
AECK B RECORQ/PLAY BACK CNP302 R102 220
(CHASSIS)
! i
ANTI, TCS
MW
TRACK ING
C2 0.001 B BPE |
TC1, Lt
FM
TRACK ING
C24
1008 10V
RO 220k
C23 2.28 SOV
R304
I 2.2k
ph, cnPsvo
C9
3
|
|
wre
30P:
(A)
:
:
24P:
(E,
UAE)
8
22P:
(E,
UAE)
TOP:
(EE)
:
—
8.2P:
(EE)
pea
oaes
a
ea
ahs
ee
the
1C1
FRONT ENS/AM, FM
IF /MPX
+
FE OUT GNO RF IN AM IN FM RF —s REG FM OSC AFC AM OSC MUTE FM OISCRI VCO MPX PLL GNA
FE 1.25V REG LPF
C25
0.47« SOV
C26
4.76 SOV
IF, 8ET UJ RIPPLE vec L:CH R:CH VCO CHECK PILOT SET
BANO AM IF IN PM ale INS ENING GNA AGC:AFC FILTER 6V OUT OUT ST IND LPF PLL LPF
R11 2.2k
R2 2.2k
+
R1é 100k
H 1 1 a a
R10 220
Ci2 0.014 F
Q2, 3
BANOS
MUT ING
SWITCH
Rt2 220
SPEEO
R302 CONTROL
100k
7 > = 44
E3
%
SWITCH
ze
:
EEL/CAPSTAN)!
.
eee
uae
0.4
«7.3917.
2]
@307
MB BLOCK 25K1 54-30
=—15=—
=
§—
18
Q306 309
BUBB ING
C108 0.474 SOV
R107 4.7%
ow zo
o~
£205
0.0027" X
TAPE
RASIO OFF
19
3302
PRE AMPLIFIER
FUNCTION
» OUBBING , BUBBING » panto
HIGH
NORM
20 21
C119 0.027% X
cite
4.74 50V
R319 2.2 R315 2.2
237 $4-F
6V REG
ey
22
493 Sov
R328 1K
0300, 303
AMP
SWITCH
23 24 25 26 2/7
ree VOL
i= aoe eee : CNP308 B 0 AR D
Se pe HE pea
(BASS BOOST] (400Hz} [1KHz][4KHz] [TOKHz] _ _ |
— {GRAPHIC EQUALIZER] —
3
in SP101
.
ee
1C202
CNP309
SPEAKER
= a ree POWER AMP *
al
1.2
Linaynea
Py
Sf
tert
8) .* 0.7 ml [SPEAKER]
2%
Py
fols
gas
|e]
S C210 Tmt | TS 6.3V al INPEBANCE
2
i
lal
l2is
SP201
5.28
i HES] ou + SPEAKER
m
=
|#lo
cis
ee
&
lie
C214
22008
2 a nM] x O.le 6.5V
a}
8
BAIS
=
ae
24
td
[Rig
ioof
| b-o-MP
2
sor
olla
=
a
a
—
s||s
=
LEE
ata
eye
PHONES
Los
[Ri
me
|
R131
BRY
BATTERY
==
3.3
SIZE"8"
(IEC DESIGNATION LR20)
1
1
oa}
3 (B+) PE
in i
* VOLTAGE 1 Wt
3 soo: AN SELECTOR 1 a2
a 220-240V—"110~120V | xo!
8 | SF
:: Ce
i}
i
cao2 (tig BOK. B0I-8060 gg be ---- ;
5 P98 3300s T125WAL CNJ801
(ORP7BATT) o [AC_IN~]
[POWER BOARD]
A
28
CFS-W435S
Note:
e® All capacitors are in uF unless otherwise noted. pF: ywpF
50 WV or less are not indicated except for electrolytics
and tantalums.
e All resistors are in Q and % W or less unless otherwise
specified.
e A : internal component.
Note: The components identified by mark A\ or dotted line
with mark A\ are critical for safety.
Replace only with part number specified.
: B+ Line.
[-_] : panel designation.
[-_] : adjustment for repair.
Voltages and waveforms are dc with respect to ground under
no-signal (detuned) conditions.
no mark : FM (Common)
( ): AM (MW, SW)
« )}: REC (Deck-B)
[ ]: PB (Deck-B)
e Voltages are taken with a VOM (10 MQ/V).
Voltage variations may be noted due to normal production
tolerances.
® Signal path.
c> : FM
[> : PB (DECK B)
[>> : REC (DECK B)
e Abbreviation
EA _: Saudi Arabia model
EE : East European model
UAE : United Arab Emirates mode!

e IC Block Diagrams
ICt CXA1238S
MPX REG
Fu ose
AMRF IN FM RF IN
FE GNO
FE OUT FM/AM
8
°o
z §
) €5)
ac
ee
Panera |
FM o1F/
fe
, | —
TUNING
MONO/ST a
Seveer Lwtine ]
BANO PASS
< | | DECORD AMP
LY
an
- FN FANN Land - 4 « - N 7] 2 z = &
wewk we Ov > 2 .e] uw oJ eo -_ —- &
a2 o8&: 66 zu o o > - uy uw o = w
a a ag -=z a < < we me ot
= Lad oO 4 x = w _-_ = ww
28 8 te ge § eg g 35 33°
a = _ y we < < = ae 2 oO
a. a > a =
a «<
a a
«
IC201 BA3423S
1C203 CXA1352AS
; LINE OUT2 OuT2
1KHz 4KH2 1OKHz =6AVCC ac2 IN2 vcc OUT2 1X) WARIABLE) VG
400Hz = 100Hz BAL voL act WI GND LINE OuTi OUuTI 1SET
OUTt 1X) (VARIABLE)
—19~—

SECTION 5
EXPLODED VIEWS
NOTE:
@ -XX and -X mean standardized parts, so they @ Items marked “*” are not stocked since they The components identified by mark
may have some difference from the original are seldom required for routine service. Some A\ or dotted tine with mark A\ are
one. delay should be anticipated when ordering critical for safety. — ;
@ Color Indication of Appearance Parts these items. Replace only with part number
Example: @ The mechanical parts with no reference *h ‘
KNOB, BALANCE (WHITE)... (RED) number in the exploded views are not
a supplied. i
Parts Color Cabinet's Color @ Hardware (# mark) list and accessories and @ Abbreviation
.‘packing materials are given in the last of the EA : Saudi Arabia model
electrical parts list. UAE : United Arab Emirates model
(1) REAR CABINET ASSEMBLY SECTION
supplied
Ref.No. Part No. Description Remark _ Ref.No. Part No. ‘Description - Remark
* 1 1-654-424-11 POWER BOARD 6 3-918-472-01 LID, BATTERY CASE
* 2 1-654-425-11 BATTERY BOARD 7+ 3-918-477-01 HANDLE, COVER
3 3-918-507-01 TERMINAL BOARD, ANTENNA 8 © . 3-918-656-01 TERMINAL (-), BATTERY
4 3-918-449-01 CABINET REAR (E, East European) 9 3-918-655-01 TERMINAL (+), BATTERY
4 3-918-449-11 CABINET REAR (EA, UAE) ANT2 1-501-668-11 ANTENNA, TELESCOPIC (FM/SW)
bs) 3-918-654-01 TERMINAL (+.-), BATTERY

(2) CIRCUIT BOARDS SECTION
Ref. No.
*
61.
be,
53
54
39
36.
a7
38
5g"
Part No. Description
3-364-526-01 KNOB (VOL)
3-913-093-01 KNOB (FINE TUNE)
’ 1-654-429~-11 LED BOARD
= A-3269-743-A AUDIO BOARD, COMPLETE
3-918-452-01 POINTER
3-918-456-01 KNOB, TUNING
' 3-918-455-01 CHASSIS (TUNING)
3-918-457-01 DRUM, TUNING CAP
‘A-3269-738-A TUNER BOARD, COMPLETE (EA)
Remark
Ref.No. Part No. Description Remark
* 99 A-3269-745-A TUNER BOARD, COMPLETE (E, UAE)
* 59 A-3305-010-A TUNER BOARD, COMPLETE (East European)
60 3-918-458-01 KNOB, BAND
* 61 1-654-427-11 VOL BOARD
62 3-918-459-01 KNOB, FUNCTION
* 63 3-918-516-01 CUSHION, MICROPHONE
* 64 1-654-520-11 GEQ HOLDER BOARD
ANT1 1-402-507-11 ANTENNA FERRITE-RD (MW)
ECM301 1-542-118-21 MICROPHONE, ELECTRET CONDENSER

(3) FRONT PANEL ASSEMBLY SECTION
not
supplied
MF-W435
Ref. No. Part No. Description Remark Ref. No. Part No. Description . Remark:
101 3-918-451-01 LID, CASSETTE (R) ; 115 3-919-203-01 SEAL, FOOT RING
102 3-918-514-01 WINDOW (R), CASSETTE ~ 116 — 3-908-999-01 FOOT
103 = 3-918-515-01 WINDOW (L), CASSETTE - 117 3-918-454-01 HOLDER, CASSETTE (R)
104 3-918-450-01 LID, CASSETTE (L) 7 ; 118 3-918-461-01 BUTTON (PLAY 1)
105 3-918-453-01 HOLDER, CASSETTE .(L) . 119 3-918-462-01 BUTTON (FF 1)
106 3-918-513-01 PANEL, DIAL (E, UAE) 120 3-918-463-01 BUTTON (REW 1)
106 3-918-513-11 PANEL, DIAL (East European) 121 —3-918-464-01 BUTTON (STOP. EJECT 1)
106 3-918-633-01 PANEL, DIAL (EA). . 122 3-918-465-01 BUTTON (PAUSE 1)
107 = 3-351-377-01 DAMPER 123 3-918-466-01 BUTTON (REC)
* 108° 3-918-512-01 SHAFT, MD © : 124 ~-3-918-467-01 BUTTON (PLAY 2)
* 109 3-918-510-01 HOLDER (L), BUTTON 125 3-918-468-01 BUTTON (FF 2)
* 110 1-654-426-11 REC SW BOARDEC1 126 3-918-469-01 BUTTON (REW 2)
111 = 3-918-501-01 LEVER, REC 127. 3-918-470-01 BUTTON (STOP. EJECT 2)
* 112 3-918-509-01 HOLDER (R), BUTTON 128 3-918-471-01 BUTTON (PAUSE 2)
113. 3-918-502-01 SPRING, CASSETTE ; * 129 — 3-918-511-01 HOLDER (S), BUTTON
114 3-918-448-01 CABINET, FRONT
| —22—

(4) SPEAKER SECTION
Ref. No.
151
151
192
152
153
or
eat eee ener eee
SP201 (R:CH)
Part No. Remark Description -
A-3303-310-A BOX (FRONT) (L)SUB ASSY, SPEAKER (L-CH)
A~3303-313-A BOX (FRONT) (R)SUB ASSY, SPEAKER (R-CH) .
3-907-635-01 BOX (REAR) (L), SP (L-CH)
3-907-636-01 BOX (REAR) (R), SP (R-CH)
3-325-679-31 SCREW, TAPPING +BV 3X14
Ref. No. Part No. Description - Remark
154 = 1-690-969-11 CORD, SPEAKER CONNECTION
* 155 = 1-654-435-11 WIRE HOLDER BOARD
SP101 1-544-742-11 SPEAKER (10CM) (L-CH) .
SP201 1-544-742-11 SPEAKER (10CM) (R-CH)
—23-—

(5) MECHANISM DECK SECTION-1
(MF-W435)
M901
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
* 251 3-369-927-01 ARM, CONNECT * 256 3-918-742-01 HOLDER, MOTOR
252 3-362-958-01 SCREW | . fe 257 3-369-931-01 BELT
253 3-369-928-01 ARM, RELEASE 258 3-918-743-01 BELT
254 3-343-896-01 SCREW, MOTOR ws M901 3-378-834-01 MOTOR ASSY (REEL/CAPSTAN) :
255 3-343-897-01 WASHER, RUBBER

(6) MECHANISM DECK SECTION-2
(MF-W435)
310
wo: 1DECK A
Ss
ee
B——— sa0a, 404
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
301 3-369-921-01 FW ASSY 313 3-362-971-01 SPRING
302 3-918-744-01 SPRING, CASSETTE : 314 3-362-980-01 WASHER
303 3-387-697-01 SENSOR 315 3-366-352-01 SCREW
304 3-362-975-01 LEVER, SENSOR 316 3-369-961-01 WASHER
305 3-362-978-01 SPRING, PLATE 317 3-369-962-01 SPRING, COMPRESSION
306 3-362-973-01 AS (BASE) * 318 3-371-919-01 PLATE FR STOP (DECK B)
307 X-3363-315-1 GEAR, CAM 319 3-918-738-01 SPRING
308 3-362-977-01 SPRING 320 3-918-736-01 WASHER
309 3-362-976-01 LEVER, CONTROL $401 1-571-745-11 SWITCH, LEAF (PLAY) (DECK A)
310 3-918-734-01 BELT $402 1-571-556-11 SWITCH, LEAF (POWER) (DECK A)
311 3-362-969-01 IDLER ASSY, PF $404 1-571-556-11 SWITCH, LEAF (POWER) (DECK B)
312: 3-362-970-01 SPRING
—25—

(7) MECHANISM DECK SECTION-3
(MF-W435)
#21
oe
S Bas "
Ref.No. Part No. Description Remark Ref. No. Part No. Description Remark
351 3-372-120-01 SPRING (DECK A) * 373 3-362-943-01 PLATE, FUNCTION
352 X-3363-611-1 REEL, S * 374 3-362-946-01 LEVER, SW
353 3~362-965-01 IDLER, FF 375 3-362-944-01 STOPPER, REC
354 3-362-962-01 REEL ASSY, T 376 3-362-945-01 SPRING
355 3-362-961-01 SPINDLE (BASE) 377 3~-362-966-01 INTER LOCK (DECK B)
356 3-362-960-01 PULLEY, IDLER 378 3-918-735-01 SPRING
357 3-362-959-01 ARM, IDLER 379 3-366-352-01 SCREW
*
358 == 3-362-954-01 SPRING
359-3 362-956-01 SPRING
360 = 3-918-733-01 SPRING
380 =. 3-362-941-01 CHASSIS
381 3-362-947-01 LEVER, REC (DECK B)
382 3-362-948-01 LEVER, PLAY
*
‘361 == 3-362-955-01 SPRING * 383 = 3-362-949-01 LEVER, REW
362 = 3-362-958-01 SCREW 384 — 3-362-950-01 LEVER, FF
* 363 = 3-362-951-01 LEVER, SE 385 3-362-952-01 LEVER, PAUSE
+ *
364 3-362-968-01 LEVER, EJECT © 386 = 3-362-953-01 ARM, PAUSE
365 = 3-363-229-01 SCREW * 387 3-362-984-01 HEAD (BASE)
366 © 3-362-982-01 PINCH ROLLER * 388 3-918-739-01 PLATE, SWITCH
367 3-362-981-01 PINCH ARM 389 = 3-918-740-01 SCREW
368 = 3-362-983-01 SPRING | HE901 3-918-737-01 HEAD ASSY, E (DECK B)
369 = 3-390-817-01 LUG HPS01 1-543-424-21 HEAD (PLAYBACK) (DECK A)
370 =: 3-362-985-01 SPRING HRP901 1-543-424-21 HEAD (RECORD/PLAYBACK) (DECK B)
371 3-362-986-01 HOLDER, HEAD S403 1-571-556-11 SWITCH, LEAF (PLAY) (DECK B)
372 3-362-942-01 FRAME ASSY
96