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SCHEMATIC DIAGRAM - 6
: +B SIGNAL LINE : FM/AM SIGNAL LINE : MAIN SIGNAL LINE : CD SIGNAL LINE : PLAYBACK SIGNAL LINE : RECORD SIGNAL LINE
TO PANEL CIRCUIT (CP601) ON SCHEMATIC DIAGRAM-12
9 8 7 6 5 4 3 2 1

: AUX SIGNAL LINE

MAIN CIRCUIT
L300-L301 RLBV252AV-Y C334 1000P C335 1000P

30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10

CN303
/SW1

VREF+

UPGND

HPGND

HPGND

UPGND

VREF+

HPR

HPL

DSP_MICK

MUTE_SW

RCH
AUX 1 C237 100P

RT

IC300 AUDIO SOUND PROCESSOR

C437 L300 R413 100P 12K

C436 100P

R412 3K

C1BB00000654

R272 R273 2.7K 10K

C232 50V1

R274 R275 10K 8.2K

LCH LCH
AUX 2 C401 100P R401 12K C402 100P C202 100P R402 3K R202 3K R215 100K R415 100K

<2.6V> C214 16V10 ((2.62V))

RCH
JK305
11 10 9 8

<2.61V> C216 50V0.22 ((2.61V))

<2.62V> C210 50V2.2 ((2.6V))

<2.59V> C209 50V2.2 ((2.62V))

<2.62V> C212 50V4.7 ((2.63V))

<2.62V> C211 50V2.2 ((2.63V))

<2.61V> C215 0.1 ((2.63V))

<2.63V> C219 0.1 ((2.63V))

R271

C220 1800P

PLLCLK ST/DO/SQCLK PLLDA

<2.63V> ((2.63V))

<2.62V> ((2.63V))

<2.62V> ((2.63V))

PLLCLK DO/ST PLLDA_2 LCH CE RCH DET_OUT +7.5V SD +15V TGND

<2.61V> ((2.62V))

<2.63V> ((2.63V))

R303 10K

<0V> ((0V))

42
REC-B1 /SUR2

41
REC-B2 /SUR1

40
IN 2A

39
IN 2B

38
IN 2C

37
IN 2D

36
IN 2E

35
REC-A2

34
REC-C2

33
VSEL OUTA2

32
LOUD2

31
BASS IN2

30
BASS OUT2

29
MID IN2

28
MID OUT2

27
TREBLE2

26
VSEL OUTB2

25
VOL IN2

24
VOL OUT2

23
GND VCC

22
CLOCK

R302 4.7K R300 0 R346 27

TO TUNER PACK (RAN0004MM-2)

7 6 5 4 3 2 1

PLLCE1

R203 1K

REC-A1

REC-C1

MID IN1

VSEL OUTA1

REF IN

1N 1C

LOUD1

BASS IN1

VSEL OUTB1

+9V SD +15V
R206 47K C203 220P R205 1K R403 1K R404 47K

REF OUT

TREBLE1

R204 47K

IC300
MID OUT1 BASS OUT1 IN 1D IN 1A IN 1B IN 1E

VOL OUT1

1
C305 16V10 <2.63V> ((2.63V))

2
C306 16V10 <2.63V> ((2.63V))

3
C409 50V2.2 <2.6V> ((2.62V))

4
C410 50V2.2 <2.62V> ((2.6V))

5
C411 50V2.2 <2.6V> ((2.6V))

6
C412 50V4.7 <2.62V> ((2.63V))

7
C408 50V4.7 <2.62V> ((2.63V))

8
<2.63V> ((2.63V))

9

10
<2.6V> ((2.61V))

11
<2.61V> ((2.62V))

12
C416 50V0.22 <2.61V> ((2.62V))

13

14
<2.62V> ((2.62V))

15
<2.63V> ((2.63V))

16

17
<2.63V> ((2.63V))

18

19

20
<5.24V> ((5.25V))

21
<0V> ((0V)) SRLM R305 2.2K

<0V> ((0V))

C417 50V0.22 <2.63V> ((2.63V))

<2.61V> ((2.62V))

CN306 D306 B0BC7R500001

C304 0.01
R405 1K

C420 1800P

C414 16V10

<2.62V> ((2.62V))

C415 0.1

C418 0.1

C419 0.1

R472

8

MO9V +15V
R209 C204 33K 50V10 R369 0

TO DECK CIRCUIT (H1304 /W1304) ON SCHEMATIC DIAGRAM-14

MO+B +15V

7 6 5 4 3 2 1

R470 39K

R368 0 R417 0 R409 33K C404 50V10 R411 0 R211 0

R471

9

PGND

C421 50V2.2

C449 0.039

R419 3.3K

R420 5.6K

PBL PBR AGND RECL RECR
R210 8.2K R410 8.2K

C309 6.3V220

CN304

+9V
R399 220 C399 50V33 D403 MA2J72800L D405 B0ADCC000002 C413 50V1 R440 2.2K R441 330K <6.13V> ((6.17V)) R445 15K

LM_L VREF+
R307 47K R308 47K R418 1K C407 50V0.1 R438 68K

Q401
<0.95V> ((0.96V))

<1.57V> ((1.58V))
R442 68 R444 0

C435 50V1 R443 82K

R473 10K

R439 33K

C432 50V1

R474 R475 10K 8.2K

SW2 SW1

14 13 12 11 10

CHG_CW CHG_CW CHG_HALF 8V CHG_CCW CLAMP OPEN SW1 PGND SW2 DGND 5V POSITION BOTTOMSW PLUNGER
R314 12K R313 22K CHG_AD2 R315 10K C320 0.47 R312 220 R309 22K R310 12K

D317 1SS355TE17 D318 B0ADCJ000020 C328 50V1

Q201,Q204,Q310,Q401,Q404

KTC3875GRTA
SWITCHING

CHG_HALF 8V CHG_CCW LM_R
R218 1K D203 MA2J72800L R239 33K R238 68K C213 50V1 R240 2.2K R241 330K D204 MA2J72800L R257 1K R255 33K C242 50V0.1 R256 68K C241 50V1 R248 2.2K R247 330K

<6.19V> ((6.24V))

R245 100

D205 B0ADCC000002

8 7 6 5 4 3 2 1

D206 B0ADCC000002

TO CD LOADING CIRCUIT (CN1) ON SCHEMATIC DIAGRAM-16

9

CHG_AD1
R311 10K VREF+

C207 50V0.1

Q201
<0.92V> ((0.94V))

<1.55V> ((1.56V))
R242 68 R244 0

Q204
R253 100 R254 0

C235 50V1 R243 82K

C239 50V1 R252 82K R246 100

MO9V SW5V
R316 10K

<9.95V> ((9.97V))

VREF+

<0.01V> ((0.01V))

R366 68

R364 82K

C327 50V1 R362 15K CLM

D406 B0ADCC000002

<0.02V> ((0.03V))

Q301

D312 RL1N4003S-P

CN309

CHG_PLGR

<9.95V> ((9.96V)) R317 1K <9.94V> ((9.94V))

Q302
<0.01V> ((0.01V))

R365 2.2K R363 330K R457 1K

C441 D404 MA2J72800L 50V1

R448 2.2K

R447 330K

Q310

R455 33K C442 50V0.1 LM_SR LM_SL R456 68K

Q404
R453 100 R454 0

C439 50V1 R452 82K R446 15K

C406 16V10

2.7K

R406 47K

C403 220P

15K

<2.63V> ((2.63V))

Q301 INTERFACE / DRIVER SWITCHING

Q302 CURRENT AMPLIFIER

KRC102STA

KTA12710YTA

SLLM

DATA

VOL IN1

<0V> ((0V))

R304

C303 1000P

C205 16V10

C221 50V2.2

2.2K

C201 L301 R201 100P 12K

<2.62V> C217 50V0.22 R219 ((2.63V)) 3.3K <2.62V> C218 0.1 ((2.62V))

<2.57V> C422 16V10 R217 ((2.58V)) 0 <2.56V> C222 16V10 ((2.58V))

<2.62V> C208 50V4.7 ((2.63V)) R270 39K <2.63V> C249 0.039 ((2.63V))

15K

R220 5.6K

SER2

R213 12K

C236 100P

R212 3K

LT

DSP_CON

/RESTSW

SSEQ_A

LEVEL2

LEVEL1

LOCK

/CD

PO2

MUTEA

MUTE_C

/LED7.5V

MUTE_H

MUTE_S

SMUTE

PDN

SCHEMATIC DIAGRAM - 7
: +B SIGNAL LINE : -B SIGNAL LINE : CD SIGNAL LINE : MAIN SIGNAL LINE : RECORD SIGNAL LINE

MAIN CIRCUIT
Q306

B1AAKD000009
VOLTAGE REGULATOR
ASP_DATA CDL FR B CDR

Q311 INTERFACE / DRIVER SWITCHING
4CH -9V

KRC102STA

R386 0

IC303 TRIPLE 2CH ANALOG MULTIPLEXOR/DEMULTIPLEXOR
R261 1.5K C302 0.1

C0JBAR000292

Q309 INTERFACE / DRIVER SWITCHING

KRA102ST

Q311

R221 2.7K R394 27K C307 100P C316 50V2.2 R395 56K

Q309

14 VDD

13

12

11

10

9

8

1 Y1

2 Y0

3 4 Z1

5 6 7 Z0 INH VSS

8 G

IC200
VSS 7 VDD 16 X1 X0 A 13 12 11

IC303
B 10 C 9
R397 100K R384 10K

1
R407 1.5K R207 1.5K

2

3

4

5

6

15

14

Q316

R396 1.5K

R408 56K C308 100P

R208 5.6K C313 0.1

D305 B0BC5R000009

D311 B0BC5R600003

R461 1.5K

Q316

IC200 <5.6V> ((5.6V)) <8.7V> ((8.6V))
R421 2.7K R306 680 C314 0.01

QUAD ANALOG SWITCH

C0JBAS000008

R388 1K

KTD1304TA
MUTING SWITCH

R416 100K R216 100K R345 22K

<4.9V> ((5V))

Q306

R462 8.2K

R262 8.2K

+9V

FL

SW5V ST/DO/SQCK /CDRST BLKCLK

A

STATUS

SUBQ

/RESTSW

PLLCE PLLDA PLLCLK
R318 100 R319 100 MA2J72800L MA2J72800L MA2J72800L R320 100 R322 100K R321 100K R323 100K R329 10K C323 1000P C321 100P R324 5.6K R325 5.6K R326 5.6K 1000P R327 5.6K

Q303 BLKCLK INTERFACE SWITCH

KRC101STA
Q304

MA2J72800L

R333 10K R334 10K

SUBQ INTERFACE SWITCH
R328 4.7K

KRC101STA
Q305

D313

D315

D314

D316

CD STATUS INTERFACE SWITCH <4.84V> ((4.85V))

KRC101STA

Q303
<0.04V> <4.84V> ((0.01V)) ((0.06V))

Q304
<0.04V> ((0.01V)) <4.84V> ((4.83V))

Q305
<0.04V> ((0.01V))

R335 10K R336 1K R344 10K

<0.04V> ((0.02V))

<0.04V> ((1.45V))

<0.04V> ((0.02V))

CD3.3V CD7.5V CDR CDL

R330 10K R331 10K R332 10K C324 100P C325 100P C326 100P

C322

19 18 17 16 15 14 13 12 11 10

9

8

7

6

5

4

3

2

1

/REST SW

RCH OUT

LCH OUT

CDDGND

CDAGND

LD_SW

CD3.3V

MDATA

SPEED

BLKCK

PGND

SQCK

SUBQ

MCLK

+7.5V

STAT

/RST

MLD

TX

CN310

TO SERVO CIRCUIT (CN702) ON SCHEMATIC DIAGRAM-2

SW5V

MUTE_C

-9V

FR

FL

SCHEMATIC DIAGRAM - 8
: +B SIGNAL LINE : -B SIGNAL LINE : MAIN SIGNAL LINE
TO PANEL CIRCUIT (CP600) ON SCHEMATIC DIAGRAM-12
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1

MAIN CIRCUIT

CN302
SER4

CHG_HALF

ST/DO/SQCLK

CHG_CCW

CHG_PLGR

<0.02V> ((0.02V))

<0.02V> ((0.02V))
R229 1K C229 16V10

D202 MA2J72800L R228 100K

Q202
R224 1.2K R230 12K R290 56K R225 220K R226 2.2K

<0.02V> R227 ((0.02V)) 4.7K

R236 100 R234 100

HPR

R237 100 R235 C233 100 1000P C433 1000P

R436 100 R434 100

HPL R437 100 R435 100

-9V

C290 6800P

C227 C228 100P 47P <0.02V> ((0.02V))

<-8.36V> ((-8.4V))

<0.02V> ((0.02V))

<0.02V> ((0.02V))

C226 50V3.3

R222 4.7K C224 0.047

R223 47K C225 100P

4 GND

3

2

1

C230 16V10 C231 1000P

R231 1K

R382 0

C238 50V3.3

C319 0.01

R232 100K

<0.02V> ((0.02V))

<-3.45V> ((0.7V)) <0.02V> ((0.02V))
R233 1.5K

R450 3.3K

<0.02V> ((0.02V))

Q407
<0.02V> ((0.02V))

Q203
<0.02V> ((0.02V))

<-3.46V> ((0.7V))

ASP_DATA

DSP_/RST

CHG_CW

STATUS

DCDET

BLKCLK

/CDRST

CHG_AD1

LM_SR

MIACK

MILP

PLLCE1

LATCH

PLLDA

SUBQ

LM_R

SER1

SD

PLLCLK

PLLCE

CHG_AD2

LM_SL

SER2

SW2

LM_L

R449 1.5K

R451 100K R351 5.6K C353 100P

R251 100K

IC302
C424 0.047 R422 4.7K C425 100P R423 47K C318 0.01 VCC 8 <0.02V> ((0.02V)) <8.66V> ((8.72V))

C431 1000P

R432 100K

Q403

<-3.48V> ((0.7V)) <0.02V> ((0.02V))
R433 1.5K

<0.02V> ((0.02V))
R250 3.3K

Q207
<0.02V> ((0.02V))

5
<0.02V> ((0.02V)) C426 50V3.3

6
<0.02V> ((0.02V))

7

C430 16V10 R431 1K

<-3.45V> ((0.7V))

R249 1.5K C374 0.22

C438 50V3.3

Q357 R430 12K R424 1.2K C427 C428 100P 47P R490 56K C490 6800P R425 220K R367 0 R426 2.2K D402 MA2J72800L C429 16V10 R428 100K R427 4.7K +9V Q207,Q407

Q351

Q357
C375 0.22 R391 5.6K R356 68K C376 R301 16V10 12K R352 56K R358 56K R359 820K R361 56K

KTC3875GRTA
SWITCHING

KTC3875GRTA
SWITCHING Q352

KTD1304TA
HEADPHONE MUTING SWITCH

KTA1504GRTA
SWITCHING

Q307
Q203,Q403

KTD1304TA
MUTING SWITCH Q202

R337 27K C310 50V2.2

<-3.47V> ((1.82V))
R339 56K

<0.28V> ((1.92V))

R357 100K

Q402

KTC3875GRTA
AGC CONTROL

<0.02V> ((0.02V))

Q402
<0.02V> ((0.02V))

<0.02V> ((0.02V))
R429 1K

KTC3875GRTA
AGC CONTROL IC302

<0.02V> ((0.02V))
Q307 AUDIO MUTING CONTROL SWITCH MUTEA

Q351
R360 22K

Q352

C0AABB000117
HP AMP -9V

KRA102STA

-9V

LT RT FL FR SLOUT SROUT C329 50V1 CCH SWOUT LEVEL1 LEVEL2 SW MO9V +15V MUTE_SW +9V -9V SER1 SER2 MIACK MILP SER4 DSP_/RST LATCH LOCK DSP_MICK PO2 PDN SMUTE A B DSP_CON SLLM SRLM CLM DCDET1 4CH

MUTE_SW

Q317 INTERFACE / DRIVER SWITCHING

KRA102STA

R349 1M

Q317
R340 27K C317 50V2.2 R341 56K

Q308
R347 2.2K R338 2.2K D309 B0BC5R00009 D307 MA2J72800L

C315 16V10 C234 50V1 R260 100K

R348 33K

Q206

MUTE_SUB Q308 INTERFACE / DRIVER SWITCHING R460 100K

R259 1.5K

KRA102STA

C434 50V1

Q406

R459 1.5K

Q206,Q406 MUTE_SUB DSP_GND GND GND LT RT FL FR SL SR CNT SWOUT LEVEL1 LEVEL2 SW MO9V +15V MUTE_SW +7.5V -7.5V SER1 SER2 MIACK MILP SER4 /RST LATCH LOCK DSP_MICK PO2 PDN SMUTE A B DSP_CON DCDET1 SLLM SRLM CLM 4CH

KTD1304TA
MUTING SWITCH

TO DSP/MAIN CIRCUIT ON SCHEMATIC DIAGRAM-5

MUTE_S

MO9V

-9V

SCHEMATIC DIAGRAM - 9
: +B SIGNAL LINE : -B SIGNAL LINE : MAIN SIGNAL LINE

MAIN CIRCUIT
C331 C333 0.022 1000P DSP_GND
1 2

-9V IC305 SWOUT CCH SROUT SLOUT

L R

3 4 5 6 7 8 9

C0ABBB000067
DUAL OP AMP R350 12K C350 C351 100P 47P

C330 16V10

SWOUT1 CCH SROUT SLOUT GND

TO POWER CIRCUIT (CP504) ON SCHEMATIC DIAGRAM-15

8V C240 50V0.22 C440 50V0.22 R258 1.5K R458 1.5K CD3.3V SW5V CD7.5V

8V 10 CD3.3V SW5V D308 RL1N4003S-P UP_GND LED7.5V MO9V -9V +9V D303 B0ADCJ000020 D302 B0ADCJ000020 D304 B0ADCJ000020 +15V FAN D301 1SS355TE17
11 12

CN300
1 2 3 4 5 6 7

4 VSS
C352 0.01

3

2

1

LED7.5V

IC305
VDD

MO9V -9V +9V

5

6

7

8

+15V SW5V

DCDET 8 MUTE_H
9

TO POWER CIRCUIT (CP503) ON SCHEMATIC DIAGRAM-15

+9V R392 12K R353 56K C355 C373 100P 47P C356 8200P C358 16V22 R354 18K SW R355 100K

DCDET DCDET1 R343 15K

/CD 10 PGND
11 12

C357 0.01

CN301

Q312

R342 39K C312 50V4.7

C354 0.15 Q312 INTERFACE / DRIVER SWITCHING

MUTE_H /CD SWOUT

KRC111STA

SW5V

R390 0 R371 10K C362 0.01 Q360 R370 100K Q358

R375 3.3K C364 16V220

D358 1SS355TE17 D371 UDZSTE1710B

R376 100K

B1ADCF000001
SWITCH

B1ADCF000001
SWITCH C365 0.01

R373 2.2M

C363 0.1 R372 4.7K

Q358
Q359 R374 4.7K

Q360
C366 0.01

Q361 LOW FREQUENCY AMPLIFIER

LOW FREQUENCY AMPLIFIER

2SD0592ARA

2SD0592ARA

Q359

R377 10K C368 16V10

Q361
Q362

B1ADCF000001
SWITCH D365 RL1N4003S-P R378 22 C369 50V10P R379 220K D362 1SS355TE17 D363 1SS355TE17

R381 100K

Q362
C377 0.01
R393 100K

R383 1K C367 100P C371 0.22 Q363

SUB WOOFER OUT JK306

D364 1SS355TE17 R387 0 C372 16V100

KTC3199GRTA
SWITCHING

Q363

R380 100

R389 10K
1

DCDET
2

C370 16V10

CN305