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EXPLODE VIEW PARTS LIST R-12

SCHEMATIC DIAGRAM
1 2

R-12
3 4 5 6 7 8
C102 JT10.7MG57-A L10.7MA5-A 103 L101 0.1uH CF101 SFU455B CF102

FM ANT

L103 AM-IF2

L10.7MA5-A

CF103

CF104

C103 223M C112 2.2/50

C104 223M C114 1/50 C113 1/50

A

1 2

FM ANT GND

CN103 2PIN P=2.5MM C101 47P
15 16

TUNER PCB

R107 150

R201 68 OHM

C203 2.2/50

HEADPHONE JACK
L205 10T L206 10T C205 103 C206 103

CW103

L102 AM-IF1
14 13 12 11 10 9 8 7 6 4 5

MAIN PCB

R202 68 OHM C204 2.2/50

AM-MIXER

FM-MIXER

FM-DEM

VSTABb

R106 150

3

2

1

AF-RO

FM-RFi

VSTABa

AF-LO

AM-IF1i

FM-IF1o

FM-IF2i

FM-IF1i

IF GND

AM-IF2i/o

PILFIL

NC

JK201

AM/FM SW

AGC/AFC

SUBGND

FM-GND

AM-OSC

FM-OSC

FM-RFo

LPF-M/S

CN101
MUTE 6 5

L209 1T

AM LED PCB
BLUE

IC101

TEA5711T
IND Vp

D101 1N4148
ST-LED

AM-RFi

RIPPLE

MPXi

AFo

AM LED FM/AM VCC R-OUT L-OUT GND C223 4.7/50 C233 103
1 VC1 3 VI/1

L201 10T CN206 3P P=2.0MM
2 3

3 4

L106 AM-OSC

L105 FM-OSC

P=2.0MM

C108 8P

B

C111 18PF

4PIN

BLUE LED402

CW203

L104 FM-RF L107 AM-ANT

VR01 B47K C107 331 C117 0.47/50 C116 0.47/50 C105 102

Q101 2SC945

IC202 TDA7057AQ

GND GND FM LED

R102 68K

2K2

C115 1/50

VP

R103

C121 100/16

1 AM LED 2

2K7

C120 100/16

C119 4.7/50

C109 104

C106 223M

1

4 13

CW101 6P P=2.0MM R104 4K7

SP-

OUT1+

R SPEAKER
OUT111

C110 25P

R105 100K

Ca 6.8/50 C224 C234 103

6

SGND

P-GND1

12

L211 1T
1

5

VI/2

OUT2-

10

2

SP+ SP-

C419 C405 333FC R-CH R401 470K Q401 2SC945 R403 510 C403 10/16 R415 4K7 BASS-VR C409 472FC TERBLE-VR C413 10/16 R421 27K R429 R423 18K R419 10K C417 272FC 39K C421 394FC C415 563FC 103FC R425 27K 5
+

R437

4.7/50
7

IC401<2/2> JRC4580D
7 4 R431 30K C423 564FC C425 124FC R435 5K6 C427

5K1

C430 82PF 5

IC402<2/2> JRC4580D
+

R409 2K7

R411 4K7

VOLUME

C406 R405 2K7 154FC R413 4K7

VR402-2 B503 C410 153FC R417 2K2

R441 30K R447 4K7 C432 272FC

VR403-2 B503

R449 12K

15 14 13

AM LED

CN201

VR401-2 B503

6 -

124FC R439 47K

7 4

C434 10/16 R443 27K

EQ/VOLUME PCB
R451 1K 15P P=1.25MM CN401

VC2 NC 2 9

OUT2+ PGNG2

8

L210 1T

CN205 2P P=2.0MM

L SPEAKER

6 -

C401 10/16 R407 47K

C437 103FC

R427 18K

R433 2K2

C429 1/50

ZD401 HZ4A1

R453 4K7 R445 1K

R455 47K

+5V FM/AM 12 TU-RIN
11 10 9 8 7 6 5 4 3 2 1

C214 4.7/50

C235 104 R226 10K R228 10K R230 180K Q202 2SC945

C

R408 47K

C407 154FC BASS-VR

R430 39K 3
+

TREBLE-VR

C402 10/16

VOLUME

Q402 2SC945

R404 510 R406 2K7

R414 4K7

R418 2K2 C411 153FC VR402-1 B503

R420 10K

R428 18K R424 18K C418 272FC R426 27K

R434 2K2 C422 394FC R432 30K C424 564FC R436 5K6 R440 47K

R446 1K

IC402<1/2> JRC4580D R442
30K

C433 272FC

R450 12K

C438 103FC

R454 4K7

R456 47K

TU-LIN AUX-RIN AUX-LIN L-OUT R-OUT VCC POW IN POW OUT LED GND LED VC

R225 2K2

R227 10K

Q201 2SC945

R402 470K

L-CH

C408 333FC

R416 4K7

C412 472FC

C416 563FC

-

8

124FC

124FC C431 82PF

2 R438 5K1

8 C436 220/16 R448 330

LED401

10/16

2K7

4K7

R422 27K

2

+

POWER LED

3

C435 10/16

R452 1K

3.3/50 R218 22K C202 3.3/50 R220 47K R219 47K

L208 10T

C414 10/16

C420 103FC

IC401<1/2> JRC4580D

Q403 2SC945

C207 103

C208 103

AUX JACK

L202 10T

D212 1N4148 R264 10K R265 330K R266 100K D201 1N4148 D203 1N4148 Q205 2SA733 R253 47K D204 1N4148 1N5392 D205 MOS201 MTP2955V/IRFU9024N R258 1M R260 2K2 R259 Q206 2SC945 10K C220 4700/25 R262 1M 104 C219(0 1 ) C215 1/50 R267 1M C222 1/50

R269 1M 8
-6 +5 4

D208

D

IC203 LM358<2/2>
7

CN403 L-OUT R-OUT AUX-RIN AUX-LIN TU-RIN TU-LIN AM LED FM/AM POW IN GND POW OUT 1 +5V-1 2+ 6P P=2.5MM C217 104 R255 560 D206 1N4148 R247 1K5 R241 165K 1% 3K9 1% Q204 2SC945 D202 SS12 R245 108 1% Q203 2SB772 R256 1 1/2W

1N4148

12

11

CN402

10

R268 22K

R270 165K 1% D207 1N4148

8

7

5

4

9

6

3

2

AUX AM FM OFF

AUX AM

CW204

R271 10K
7 8
SH UTDN TAB

3

7.2V ?mA

IN

FB

NTC

R249

O UT

GN D

3P P=2.5MM

100/16

SE SEN

C226

SW401-1 R-CH

OFF

SW401-4 POWER SW

1

560 1/4W
1 2 3 4 VSS p10 p11 p12 VDD p00 p01 p02 8 7

C216 104

ERRO R

FM

2

BAT+ TS BAT-

R257

R261 1M

R263 27K

6

5

D210 1N4148 D211 1N4148

+3 -2

1

D213 1N4148

R254

AM FM OFF

AUX AM FM OFF

10/16

C228

BATTERY PACK
SW401-3 FUNC.SW

R243 560

6 5

SW401-2 L-CH

ZD201 HZ5C2

33K 1%

ZD202 HZ5C2

R248

FUNCTION SW PCB

C227 104

10K

R244 100K

IC205 F9444

R242

E

Q207 2SC945 Q208 2SC945 C218 104 C221 100/25

10K

AUX

R252 2K2

IC204 LP2951

1

2

3

4

IC203 LM358<1/2>

D209 1N5392 L203 BEAD

FUSE201 T1.6AL/250V

JK204 DC:12V 1000mA INPUT

R -1 2
AM/FM Stereo Radio

JK202

C404

R410

R412

VR401-1 B503

1

C426

C428

R444 27K 1

VR403-1 B503 R458 150

C201

R217 22K

L207 10T

4 OHM

FM LED PCB

4 OHM

LED403

CW202

CN102

R101

L212 1T

D102 1N4148

4 3 2

18

19

25

21

26

17

20

24

27

28

22

23

29

30

31

32

1

SP+