SANYO TEREO TUNER F MT -450K (SEV)

SERVICE MANUAL

SPECIFICATIONS

FM SECTION AM SECTION

Tuning Frequency Range: 88 to 108MHz Tuning Frequency Range: 535 to 1605kHz

IF: 10.7MHz Usable Sensitivity: 200uV/m at 20dB Quieting

Usable Sensitivity: 1.9uV 10uV (IHF)

Capture Ratio: 1.0dB Selectivity (IHF): 35dB

Selectivity (IHF): More than 65dB Signal to Noise Ratio: 50dB

Signal to Noise Ratio:

Image Rejection:

Spurious Rejection:

AM Suppression:

Harmonic Distortion:

IF Rejection:

Frequency Response:

Muting Sensitivity:

FM MPX SECTION

Stereo Separation:

Frequency Response:

Harmonic Distortion:

Signal to Noise Ratio:

Sub Carrier Suppression:

FM/FM MPX SECTION

Antenna Input:

Antenna Input Level Switch:

DIAL CORD STRING

eae

FRONT END ADJUSTMENT

More than 70dB

More than 100dB

More than 95dB

55dB

Mono: Less than 0.2%

More than 100dB

Mono: 20Hz to 15kHz +0dB, —2dB

25uV

More than 40dB (1kHz)

More than 30dB (50Hz to 10kHz)

50Hz to 10kHz +0.2dB, —0.5dB

Stereo: Less than 0.3%

Stereo: Less than 65dB

70dB

300 ohms balanced

75 ohms unbalanced

—20dB

PULLEY

POINTER ASS’Y

Image Rejection:

Harmonic Distortion:

IF Rejection:

AUDIO SECTION

Output (Level/Impedance) Fixed:

Variable:

MISCELLANEOUS

Power Requirements:

SEV/FTZ version:

Dimensions (overall):

Weight:

STRING

More than 65dB

Less than 0.6%

65dB

700mV/3K ohms

0 to 1000mV/1K ohms

(Switchable) 120V, 220V. 50/60Hz

Wide ..... 420mm

Height .... 130mm

Depth .... 330mm

7.3kg

ADJUSTMENT

AM ADJUSTMENT

Adjusting

ve | See

pf

Sa

Repeat adjustments.

Connections

Output Input

| V.T.V.M.

AM Detector 9-21300 AN

AM IF 9-21200 455 KHz

$6. frequency | feng da 455kHz Near max. capa-

(Range 30% city of VC. at

modulation) position with no unrequired signal

Connect oscilloscope to AM Output (PIN NO. 7)

Connect sweep gener- ator to VC5.

AM ANT COIL 600kHz 9-210500

Connect standard loop (400Hz, 30% 600kHz AM OSC COIL

antenna to output ter- | Connect V.T.V.M. to | modulation) 9-20740 Output Terminal

minals of SG. Place receiver 2 feet from loop antenna.

1400kHz

(400Hz, 30% modulation)

1400kHz

PREPARE 1. Variable capacitor completely closed. 4. Selector switch to “AM”.

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.

FM ADJUSTMENT

Adjusting

se | Sie [ae caine

\F

10.7MHz Range

Ratio Det.

90MHz

RF

106MHz

cs Repeat adjustments.

V.T.V.M.

Front End IF Position

Position of

tuning dial

Near max. capa- city of VC. at position with no unrequired signal.

Connect oscilloscope to TP.2

Connect sweep gener- ator to test point TP1 through 0.01uF. Connect oscilloscope

to IF P.C.B. PIN NO. 8 or 10

FM ANT Coil (LA) FM OSC Coil (LO) RF Coil (LR1) RF Coil (LR2)

TCO TCR.1, TCR.2 TCA

90MHz (400Hz, 30% modulation)

Connect V.T.V.M. to output terminal

Connect FM SG. to FM ANT. terminals.

106MHz (400Hz, 30% modulation)

PREPARE 1. Variable capacitor completely closed. 4. Selector switch to “FM”

2. Set the dial pointer to very left line of dial scale. 5. Use ascrewdriver with plastic grip for all adjustments.

3. Connect sweep generator, FM SG, V.T.V.M. and oscilloscope.

FM MPX ADJUSTMENT

V.T.V.M. Orcilloscope

(3) Cross talk VR1 | min,

Connections Position of

Connect V.T.V.M. to test

point TP.3

19kHz 9-20210 (Black)

38kHz 9-20220 (White)

Connect FM stereo SG to FM ANT terminals. 19kHz signal ON. Main channel, sub channel signal ON. Add 1000Hz signal from L Ch.

Near max. capa- city of VC. at position with no

Connect V.T.V.M. to R output terminal.

FM stereo 4 ‘ Cross talk

signal Connect FM stereo SG to FM ANT unrequired signal. 9-20210

separation | terminals. 19kHz signal ON. Main Connect V.T.V.M. to L 9-20202

channel, sub channel signal ON. output terminal. Add 1000Hz signal from R Ch.

Repeat steps 3 — 4. Set at position with max. channel separation.

PREPARE 1. Variable capacitor completely closed. 3. Function switch to “STEREO AFC”.

2. Connect FM stereo SG. and V.T.V.M. 4. Use a screwdriver with plastic grip for all adjustments.

EXPLODED VIEW

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PARTS LIST

ker <a [me [ene Tow PACKING CHASSIS

131 25205 13400 | Cushion 131 61139 48112 | Box corrugate exp 131 6 2119 01440 | Bag polyethylene-exp 131 6 3009 18600 | Pad 131 6 3069 16050 | Patching sheet 131 6 4559 10100 | Manufacturing No

Shelter light, Steres ind Shelter light, Dial pilot Shelter light, Pilot Dial Shelter light, Pane! control Shelter light, Meter lamp Shelter light, Meter cover

Bushing, AC cord Bushing, Function ind Bushing, ANT wire Shelter, Pilot PCB Label (fuse) Label (FTZ) Plate pad switch

131 26110 20100 131 26110 20900 131 26110 22500 131 26110 22600 131 2 6110 22700 131 26110 22800 131 26111 11300 131 26111 11600 131 26111 14200 131 26113 16400 131 2 7103 21600 131 2 7103 21700 131 2 7104 00101

Antenna, FM W pin cord Bag fan Explanatory booklet

4 2449 20230 131 0 4004 11501 131 6 2719 10600 131 6 4119 36506

ad od ah od od () —) A A) od =) od ot

131 131 131 131 131 131 131 131 131 131 131 131 131 131

2 1101 25300 2 1101 25400 2 1105 13100 2 1312 11100 2 1801 13300 2 4203 84204 2 7103 19800 2 7103 19900

0 1001 26900 0 1001 27000 0 1016 18303 2 1203 29403 2 1311 33800 2 1116 12700 2 1116 12800 2 1201 24601 2 1504 10902 2 1601 30900 2 4201 12400 2 6111 13600 2 6113 11400 2 6113 16300

Cabinet Cabinet Plate, Bottom Grill Leg Washer, 4.2 x 14 x Imm Label, Plate bottom Caution label, Cabinet L side

Knob assy, Push Knob assy Panel decorate assy Panel control Sash Frame Frame Plate, Dial Plate, Sign lamp, Function ind. Knob, Tuning Screw, Tuning knob

Bushing, Push knob Shelter, Lever SW Shelter, Lever SW

4 1259 20280 4 2229 23860 4 2319 21531 4 2319 23470 4 2349 20450 4 2349 21200 4 2359 20160 4 2359 21021 4 2359 21440 4 2359 21480 4 2379 20251 4 2379 20440 4 2379 20910 4 2379 21050 4 2379 21060 4 2439 20521 4 2439 20550 4 2519 23092 4 2539 20150 4 2579 21023 4 2599 20300 45119 20343 45119 20352 46129 20154 4 6129 20280 4 6129 20360

Front end VR B-10K Switch slide 6P 110V-220V Lever SW, Power Fuse 0.2A Fuse 2A 6.3V Fuse holder, Meter lamp

Fuse holder, AC 1P phono socket Socket phono 2P Terminal 1-1PL Terminal lug 1-4P Terminal lug 2P, ANT Terminal antenna

Terminal G | Power cord ) Power cord Power trans Choke coil, AM Bar antenna, AM Balun Signal meter Tuning meter Pilot lamp, Steres ind Pilot lamp Pilot lamp, Pointer MP Con 0.01mF +20% 250V Electrolytic 1000mF 16V Ceramic 0.01mF +80 —20% SOV

C2E H RM 103A-- C1C R E-10 8A-- C1H V DZ10 3A-

131 26308 15900| Filter, Grass

WS BD SS eS Sw er er es os es om So WDA SOA er or or or

Ceramic 0.0i1mF +20% 50V Carbon 2.2K ohm +5% 1/4W Carbon 100K ohm +5% 1/4W Cramp wire Diode DS-442

C1H Y SM10 3R- R2E D PJ22 2A R2E DPJ10 4A

131 2 3608 11300 205 5 9043 44210

0 3002 10800 0 3003 16400 O 3008 11700 0 3011 14700 0 3020 02600

Drum assy Shaft dial assy Support antenna assy Pointer assy Pully assy =aPh— = =

0 3020 03800 2 1110 17001 2 1310 21817 2 1406 11600 2 3101 19700 2 3101 30300 2 3301 17300

1 2 3304 16000 2 3305 17200 2 3306 17003 2 3608 11200 2 3608 11700 2 3608 11701 2 3621 00400 2 3621 00500 2 4107 10200 2 4107 10300 2 4108 10300 2 4111 00300 2 4112 10200 2 4201 12701 2 4221 00100 2 5205 11800 2 5205 12000 2 5205 13500 2 6107 13900 2 6107 14200

Pully assy Plate decorate, Rear panel AC out Name plate Piate color, Meter Metal mount, FM steres ind Metal mount, Pilot PCB Chassis Plate dial rear Panel front Panel rear Cramp wire, Pointer wire Cramp wire Cramp wire Metal cramp wire Metal cramp wire Pulley Pulley Spindle pulley Rope, Spring Rope, 0.5mm Screw Rivet Cushion Cushion Cushion, Grass Plate sever, Metal lamp holder Plate sever, Power SW — ADA) = GO A) = @ a CO a A) 2 = U1 2 et et es es oe 2 A) @ ow @ 2 rd or os

PARTS LIST

FM |F PCB ASSY

Ref. oe .

No. Description Q'ty

FM IF PCB ASSY

131 0 4001 50400 | FM IF PCB Assy 1 R211,221, }} R2E DSJ10 2A Carbon 1K ohm +5% 1/4W 4 2569 21000 | FM IFT 1 222

1FT201,202 4 2569 21103 | FM IF Filtor 2 R202,206,) | R2E DSJ12 2A Carbon 1.2K ohm +5% 1/4W eres C1H C SK15 OSL- | Ceramic 15pF +10% 50V 3 207,216 }

222 R214 R2E DSJ27 2A Carbon 2.7K ohm +5% 1/4W C218,219 C1H CSK20 1SL- | Ceramic 200pF +10% 50V 2 R213 R2E D SJ33 2A Carbon 3.3K ohm +5% 1/4W C221 C1H C SK25 1SL- | Ceramic 250pF +10% 50V 1 R230 R2E D SJ47 2A Carbon 4.7K ohm +5% 1/4W C220,228 COJ R B-10 6A-- Electrolytic 1OmF 6.3V 2 R208 ,219,+ | R2E D SJ56 2A Carbon 5.6K ohm +5% 1/4W C229 C1C U BM10 5A-- | Alsicon 1mF +20% 16V 1 227,228, | C201,202, C1H Y SZ10 2A-- | Ceramic 0.001mF +80 —20% 8 231

208,209, 50V R223 224 R2E D SJ68 2A Carbon 6.8K ohm +5% 1/4W 210,213, R217,229 R2E D SJ10 3A Carbon 10K ohm = +5% 1/4W

214,215 R226 R2E D SJ12 3A Carbon 12K ohm +5% 1/4W C203,206,) | C1H Y SZ10 3A-- | Ceramic 0.01mF +80 —20% R212 R2EDSJ223A Carbon 22K ohm = +5% 1/4W

207,211, 50V R203 R2E D SJ10 4A Carbon 100K ohm +5% 1/4W 212,216, D201 ,202,7 | 202 5 9110 18820 | Diode 1S 188FM1-A 217,223, 203,204, 224 ,225, 205,206, 226,227 207,208,

R204,209, R2E D SJ47 OA Carbon 47 ohm +5% 1/4W 209,210

Q202,20 i PE penOwA ee ee 50, 1/4W av = 203 5 5100 53640 | Transistor 2SC 536

R2E DSJ33 1A Carbon 330 ohm +5% 1/4W 0201 . R2EDSJ471A |Carbon4700hm +5% 1/4W 10201.202, ae : ey arg eee 220 R2EDSJ561A |Carbon5600hm +5% 1/4W 203,204,

R205,210 R2E D SJ68 1A Carbon 680 ohm +5% 1/4W 205

FM IF PCB ASSY TOP VIEW

MUTING MUTING ; SIGNAL METER MULTIPATH AGC

: oD: c205 15P

: “_D202 c204

= pe OF & - : a : ;

2 SP

FM OUT

IcC201 ~ 205 LAI22I Q201 2SC930 Q202 ~ 204 2SC536 D2o0!i ~ 20 1Si88

ao)

TUNING +12V ETER

FM IF PCB ASSY BOTTOM VIEW ——

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PARTS LIST

Ce [me [ei Yow MPX PCB ASSY

131 0 4001 50600 | MPX PCB Assy 4 2229 22910 | SVR B-1K, Separation 4 2379 21120 | Terminal, Test point 4 2659 20210 | Multiplex coil 19KHz 4 2659 20220 | Multipiex coil 38KHz

C1H F AK15 2A-- | Mylar 0.0015mF +10% 50V

Carbon 1K ohm +5% 1/4W Carbon 1.2K ohm +5% 1/4W Carbon 3.3K ohm +5% 1/4W Carbon 3.9K ohm +5% 1/4W Carbon 4.7K ohm +5% 1/4W Carbon 10K ohm +5% 1/4W

jKeyno, | PartNo,

MPX PCB ASSY

R414,415 | R2E DSJ10 2A R405 R2E D SJ12 2A R411,412 | R2E D SJ33 2A R404 R2E D SJ39 2A R416 R2E D SJ47 2A R409 R2E DSJ10 3A C411

C406,407 | C1H F AK153A-- | Mylar 0.015mF +10% 50V R402 R2E D SJ33 3A Carbon 33K ohm +5% 1/4W C401,412 | COJ R B-47 5A-- Electrolytic 4.7mF 6.3V R401 At7, R2ED SJ104A Carbon 100K ohm +5% 1/4W

CiC R B-47 5A-- Electrolytic 4.7mF 16V

Carbon 120K ohm +5% 1/4W Transistor 2SC 536 Transistor 2SC 693 Transistor 2SK 24D Diode DS-442 IC LA 3300

R2E DSJ12 4A 203 5 5100 53640 203 5 5100 69372 203 5 8500 02440 205 5 9040 44210 206 5 0663 30010

Electrolytic 1OmF 10V Electrolytic 10O0mF 16V Styrol 2500pF +10% 50V Styrol 10000pF +10% 50V Carbon 100 ohm ~—=s- 55% 1/4W Carbon 220 ohm ~—=s- 55% 1/4W Carbon 470 ohm =+5% 1/4W

CiA R B-10 6A-- C1iC R B-10 7A-- C1H S EK25 2A-- C1H S EK10 3A-- R2E DSJ10 1A R2E DSJ22 1A R2E DSJ47 1A

— ot =) 2 = A) Wm 2 = 2A AAA

—_— = A) 3 — = A) = A) A) = = oa = 3 22

MPX PCB ASSY BOTTOM VIEW

MUTING OFF +12V OUT LAMP ena aeeeseee, |

R402 33K,

R403 120K, 6

100K Cc40i -° C402 4.7/6.3 — 100/10 |

MUTING

2SC693

2SC536 ST- MONO Q402 2SK24

IC401 | LA3300 D40l DS-442

AM PCB ASSY TOP VIEW

12V

SIGNAL METER

MAX PCB ASSY TOP VIEW

LAMP OFF

KS

AM OUT

R418 100K

403.

osc v.c

ox

R312 9°2074 270

C3Q6° 0.0047

R 3.3

7K

Q30l

Q302

Q303

Q304

D30l

+12V LAMP

ST - MONO

RF v.c

2SC654 D

2SC929 E

2SC930 E

2SC536 D

, D302 ISIBBFM

MUTING OFF

C403 §- ee R4

2SC536

2SK 24

LA330Ol

DS-442

ANTENNA COIL

NUTING

PARTS LIST

jKeyno, | PartNo,

AM PCB ASSY

[wey t, | PartNo. | aerpton ty

AM PCB ASSY

Carbon 270 ohm = +10% 1/4W 131 0 4001 50500 | AM PCB Assy 1 R312 R2E DSK27 1A 1 4 2569 21200 | AM IF Trans 1 R304 R2E D SK39 1A Carbon 390 ohm +10% 1/4W 1 4 2569 21300 } AM Detector Trans 1 R307 ,320 R2E D SK47 1A Carbon 470 ohm +10% 1/4W 2 4 2589 20740 | AM OSC Coil 1 R303 R2E DSK68 1A Carbon 680 ohm +10% 1/4W 1 4 2599 20290 | AM RF Coil, 1 Be R2E DSK10 2A Carbon 1K ohm +10% 1/4W 3

C308 C1H C SK15 OSL- | Ceramic 15pF +10% 50V 1 323 C306 C1H F AM47 2A-- | Mylar 0.0047mF +20% 50V 1 R302 R2E DSK22 2A Carbon 2.2K ohm +10% 1/4W 1 C316,317 C1H F AM10 3A-- | Mylar 0.01mF +20% 50V 2 R317 R2E D SK27 2A Carbon 2.7K ohm +10% 1/4W 1 C315,319 C1A R B-10 6A-- Electrolytic 10mF 10V 2 R308,311 R2E D SK33 2A Carbon 3.3K ohm +10% 1/4W 2

C320 COJ R E-33 6A-- Electrolytic 33mF 6.3V 1 eee R2E D SK47 2A Carbon 4.7K ohm +10% 1/4W 3

C307 C1H S EK43 1A-- | Styrol 430pF +10% 50V 1 313

C313 C1H S EK10 2A-- | Styrol 1000pF +10% 50V 1 R322 R2E D SK56 2A Carbon 5.6K ohm +10% 1/4W 1

C301,302,) | C1H Y SZ10 3A-- | Ceramic 0.01mF +80 —20% 4 R319 R2E D SK68 2A Carbon 6.8K ohm +10% 1/4W 1 303,304 50V R325 R2E DSK10 3A Carbon 10K ohm = +10% 1/4W 1

C305,309, 4 | C1H Y SZ40 3A-- | Ceramic 0.04mF +80 —20% 7 R305 R2E D SK22 3A Carbon 22K ohm = +10% 1/4W 1 310,311, 50V R318,324 R2E D SK56 3A Carbon 56K ohm +10% 1/4W 2

312,314, D301,302 202 5 9110 18820 | Diode 1S 188FM1 2 318 Q01 203 5 4500 67440 | Transistor 2SC674D 1

R309,315,1 | R2E D SK47 0A Carbon 47 ohm +10% 1/4W Q04 203 5 5100 53640 | Transistor 2SC 536 1

371 Q02 203 5 5510 92950 | Transistor 2SC929) 1 R301 R2EDSKI0O1A Carbon 100 ohm +10% 1/4W Q03 203 5 5510 93050 | Transistor 2SC 930 1

AM PCB ASSY BOTTOM VIEW

RF V.C OSC V.C l2V

SIGNAL METER

ANTENNA COIL

Q30l 2SC654 D Aaa

Q302 2SC929 E ca

Q303 2SC93S0 E

Q304 2SC536 D

DSOl , D302 ISIB8FM

PARTS LIST

AUDIO PCB ASSY

| __Paseiption ty

AUDIO PCB ASSY

93 131 0 4001 50700 | Audio PCB Assy — 1 R513,514, } R2E DSK47 2A | Carbon 4.7K ohm +10% 1/4W 4 4 2279 20150 | Low pass filter 1 521,522

C501,502 | COJ R B-47 5A-- Electrolytic 4.7mMF 6.3V 2 R519,520 | R2E DSK56 2A Carbon 5.6K ohm +10% 1/4W 2 C503,504,) |C1A R B-10 6A-- Electrolytic 10mF 10V 4 R523,524 | R2ZEDSK103A Carbon 10K ohm +10% 1/4W 2

509,510 R505,506 | R2E D SK33 3A Carbon 33K ohm = +10% 1/4W 2 C505,506 |C1CR B-10 7A- Electrolytic 100mF 16V 2 R503,504 | R2EDSK184A Carbon 180K ohm +10% 1/4W 2

C507,508 |C1A U BM10 5A-- | Alsicon 1mF +20% 10V 2 R501,502 |R2EDSK224A Carbon 220K ohm +10% 1/4W 2

R525 R2E DSK10 1A Carbon 100 ohm +10% 1/4W 1 R517,518 | R2EDSK18 5A Carbon 1.8Mohm +10% 1/4W 2

R509,510 | R2E DSK471A Carbon 470 ohm +10% 1/4W 2 Q505,506 | 203 5 5100 53643 | Transistor 2SC 536 2

R515,516 |R2EDSK18 2A Carbon 1.8K ohm +10% 1/4W 2 esta 203 5 5100 69372 | Transistor 2SC 693 4

; parr R2E D SK33 2A Carbon 3.3K ohm +10% 1/4W 4 503,504

511,512

AUDIO PCB ASSY BOTTOM VIEW

% A9ON0COOT: —e_STNSRR A NRONENININIM et OHOES SRRGa ReCRENEERERRE RRS cinkRUeOntS ee Re So

L OUT (TAPE

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R OUT

R OUT (TAPE)

W eiccenac aie 1 ERE , i Ry NORE RETLEOERIS

Q50!1 ~ 504 2SC693 Q505 , 506 2SC536

AUDIO PCB ASSY TOP VIEW

ll L OUT Po gt ans Mae od

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R OUT ee 3

it

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R OUT (TAPE )

R518 _RS20.° 1.8M 5

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PARTS LIST

POWER SUPPLY PCB ASSY

131 0 4001 50800 | Power Supply PCB Assy C1A R B-47 6A-- | Electrolytic 47mF 10V COJ R B-10 7A-- Electrolytic 100mF 6.3V C1C R B-47 7A-- Electrolytic 470mF 16V C1E R B-47 7A-- Electrolytic 470mF 25V C603 ,604

ee C1H Y SZ10 3A-- | Ceramic 0.01mF +80 —20% 608 50V

R601 R2E DPK100A_ | Carbon 10 ohm +10% 1/4W R602,603,) | R2E DSK10 2A _ | Carbon 1K ohm +10% 1/4W 605

R604 R2E DSK272A_ | Carbon2.7K ohm +10% 1/4W R606 R2E OD SK56 2A | Carbon 5.6K ohm +10% 1/4W R607 R2E DSK103A |Carbon10K ohm +10% 1/4W Q602 TMM - 2SC1 313G_ | Transistor 2SC1313 Q601 203 5 8210 32540 | Transistor 2SD 325 D601 202 5 2300 01710 | Diode DS-17 D602 DJJ - W-O 90--- Zener Diode WZ-090

POWER PCB ASSY BOTTOM VIEW

DIAL LAMP PCB ASSY

131 0 4001 42001 4 2359 20930 4 6129 20280

R2E D SK6R 8A

Dial Lamp PCB Assy Fuse holder Pilot lamp Carbon 6.8 ohm +10% 1/4W

PUSH SWITCH PCB ASSY

96 13104001 51000 | Push Switch PCB Assy 4 2319 33560 | Switch push

98 46129 20217 | Pilot lamp, 6.3V 80mA

LEVER SWITCH PCB ASSY

Lever Switch PCB Assy Lever Tape SW 6P Mylar 0.015mF +10% 50V Carbon 15 ohm +10% 1/4W Carbon 68 ohm +10% 1/4W

131 0 4001 50902 4 2319 23400

C1H F AK15 3A-- R2E DSK150A R2E D SK68 OA

97

C801 R801 R802,803

Q60I 2SD325

Q602 2SC 1313

D60I DS- 17

D602 WZ-090

DIAL LAMP PCB ASSY BOTTOM VIEW

POWER TRANS 6.3Vv

aetnrermmmesteteans

S~ 2LZES ~ 24960

CHASSIS

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PUSH SWITCH PCB ASSY BOTTOM VIEW

MPX OUT AUDIO IN AM OUT L R

NOISE FILTER

} mex LAMP OFF

FM SIGNAL OUT ———_—-@ AM SIGNAL OUT

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SIGNAL METER = __

a $6," = AM +B AC 6.3V ~—_+. ds

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FM - ST FM- MONO AM

LEVER SWITCH PCB ASSY BOTTOM VIEW

MPX OUT ANTENNA TUNER R L MPX PIN 3

FM IF PIN 6 MPX PIN 4

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POWER TRANS

AM FERRITE BAR ANTENNA | —

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FM IF PC. ASS’ Y "131-0-4001- 50400 4- 2269-25810

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AUDIO PC. ASS’Y MPX P.C. ASS’Y| _} 131- O- 4001 - 50700

131-O- 4001-50600 4-2269- 25840

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POWER SWITCH OUTPUT LEVEL

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SCHEMATIC DIAGRAM

TERMINAL ANTENNA 4-2379-210500

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AM ANTENNA

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OSAKA, JAPAN

~16— —17- WM-1255 Dec./'75/1000

CO., LT

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