AO
AP
AR
AT
AV
AX
AQ
AS
AU
AW
2
1
3
5
7
4
6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
RDSCLK
RDSDATA
CE
DI
CLK
DO
DGND
FMVSM
NC
+12V
NC
L OUT
AGND
R OUT
MUTE
TUNED
STEREO
1
2
3
4
5
6
7
8
9
10
11
12
13
PB-L
REC-L
AGND
AGND
REC-R
PB-R
GND
GND
+12V(A)
+12V(A)
+12V(M)
+12V(M)
+5V
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19
NC
+5V
AUX MUTE
SW MUTE
F MUTE
EX BASS
FU DA
T
A
FU CLK
SP
RL
Y
H.P
DET
PROTECT
RDS CL
RDS DA
PLL
CE
PLL
DIN
PLL
CLK
PLL
DO
TU MUTE
TUNED
1
2
3
4
5
AGND
MIC
-12V
+12V
MIC DET
13
19
18
17
16
15
14
12
5.6K
R401
from TUNER
P
ACK
15
16
27
26
25
23
24
6
29
30
1
5
3
4
17
18
28
19
20
21
22
2
11
12
13
14
10
9
8
VOLUME
7
C401 4.7u50
+
C405 4.7u50
+
+
C402 4.7u50
+
C404 4.7u50
+
C403 4.7u50
+
C406 4.7u550
+
C408 4.7u50
+
C407 4.7u50
I'CBUS LATCHES
TREBLE
MODLE
BASS
ATT
L-CH
VOLUME
TREBLE
MODLE
R-CH
ATT
BASS
SUPPLY
0.018
0.022
0.1
0.1
5600P
2.7K
R403
5.6K
R404
4.7u50
C410
+
4.7u50
C409
+
R402
100K
C41
1
C412
C413
C415
C414
2
4
1
3
2
3
4
1
7
6
5
8
R413 47K
0.15
C433
0.15
C450
4.7u50
+
C416
220
R414
C432 47u50
+
100K
4.7u50
+
C420
R405 1K
R406 1K
1
30
R431 5.6K
R432 5.6K
C434
0.15
0.15
C453
R418 47K
8
11
+
C435 47u16
4.7u50
+
C436
R415
R417 220
4.7u50
+
C431
R41
1 100K
R420 100K
1K
R263
4.7K
R264
R416
100K
R425 470
R262 100K
R270 56K
4.7u50
+
C218
560
R261
C217 560P
C263 0.01
820P
C215
10P
C213
8P
C212
56K
R254
47P
C216
47P
C211
1K(B)-V
VR201
R250
3.3K
2.2K
R249
+
C262 22u50
100
R248
C210
100P
82
R252
3.3K
R267
3.3K
R265
100
R237
100P
C208
R234
0.22 5W
R271
4.7K
100
R286
VR202
1K(B)-V
C227
100P
+
C261 22u50
3.3K
C224
10P
C225
8P
R292
R268
3.3K
R269
3.3K
R281
82
C221
47P
C226
47P
47
R259
R276
47
820P
C222
10
R421
R424 470
R273 100K
0.01
56K
C220 560P
+
C214
100u16
+
C223
100u16
560
R278
560
R258
C229
100P
R297
100
R200
10K
56K
R280
4.7u50
+
C219
560
R274
R275
C264
R407
100u16
+
6.8K
R242
1200P
C209
100
R247
100
R236
220
R239
220
R238
5.6K
R233
R245
6.8K
R256
10K
R299
5.6K
100
R298
100
R291
0.22 5W
R301
10
R340
C250 0.01
10
R342
0.01
C251
R285
2.2K
R296
220
220
R284
R289
6.8K
1200P
C228
R283
6.8K
+B
+B
+B
+B
15K
R227
15K
R228
+
C207
1u50
+
C205
1u50
0.22 1W
R226
0.22 1W
R225
0.22 1W
R224
0.22 1W
R223
0.22 1W
R232
0.22 1W
R231
0.22 1W
R230
0.22 1W
R229
82P
C204
VR201
VR202
C206
82P
1K
R303
680K
R304
C230 0.01
33K
R305
2.2K
R306
1.5K
R308
1.5K
R309
1.5K
R310
220K
R293
220P
C437
220P
C438
220P
C439
220P
C440
+
C424 10u16
+
C429
4.7u50
+
C430
4.7u50
0.018
C427
0.022
C426
0.1
C425
0.1
C423
C428
5600P
2.7K
R409
5.6K
R408
100K
R410
56K
R477
R490
0.1
C460
220P
R451
1K
C441
7
8
5
6
15K
220
R457
220
R470
47u16
C472
+
47u16
C471
+
100K
R461
100K
R465
4.7u50
+
C470
4.7u50
+
C473
4.7K
R463
4.7K
R464
C466 100P
C467 100P
R467 15K
1K
R462
1K
R466
14
13
12
11
10
9
8
VDD
1
2
3
4
5
6
7
VSS
1M
R435
1M
R434
11
8
4.7u50
+
C465
4.7u50
+
C468
15K
R458
15K
R469
1
30
1K
0.022
C422
100K
100K
R438
3.3K
R350
R272 1K
R433
470
R473
470
R472
C266
0.01
C265
R339
1K
0.01
6
5
12
13
14
16
15
18
17
19
1
2
1
2
P201
P202
1
1
2
2
2
2
1
1
1000P
C260
15K
R360
10K
R359
4.7K
R357
10K
R358
100
R361
R355 100
10K
R352
8.2K
R353
4.7K
R371
10K
R373
4.7K
R372
2.2
R370
100
R354
1000P
C259
C269
12K
K201
560 1W
R320
2.2K
R307
1.8K
R351
100u16
+
C252
22K
R343
R322
R319
220K
R369
220K
R368
10K
R366
S201
ON
OFF
47K
R364
1M
R331
47K
R374
+
C256
33u25
0.47u50
+
C257
47K
R328
18K
18K
R480
47K
R474
47K
22K
R244
2.2K
R327
3.9K
R367
10K
R326
100
R323
15K
R324
+
C232
4.7u50
+
C233
470u16
2.2K
R329
15K
R325
R483
2.2K
1000P
R295
R356
4.7K
B
+B
+B
+B
+B
C421
180
+12VA
+12VM
+12VA
12VA
12VA
+12VA
+12VM
+12VA
12V
A
+12V
A
+12VM
+12VA
12V
A
+12V
A
+12VM
+12VM
+12V
A
+12VA
+12VA
+12VM
+12V
A
+12VA
+12V
A
+12VA
+12VA
+12V
A
+12V
A
+12VA
+12VA
+12VA
+12VM
+12VA
+12VM
+12VA
+12VM
+12V
A
+12V
A
+12VM
+12VA
+12VM
+12V
A
+12VA
+12VA
+12VA
+12VM
+12VA
+12VA
+12VA
+5V
+5V
+5V
12V
A
12V
A
12V
A
12VA
12VA
12VA
12VA
12VA
+12VM
+12VM
12VA
12V
A
12V
A
+B
+B
B
B
B
B
1
2
R491
1K
R460
+B
+B
B
B
BB
B
+B
+B
JK203
CP401
CP402
CP404
CP405
Q401
(2/2)
(1/2)
IC402
IC402
(2/2)
CONTROL
FUNCTION SELECTOR/
TONE/VOLUME
AMPLIFIER
PRE
JK402
Rch
Lch
AUX OUT
SUPER
WOOFER
PRE OUT
Q219
Q220
Q218
Q221
Q216
Q243
D235
Q217
D213
Q215
Q213
Q222
Q227
Q249
Q225
Q226
Q229
Q228
D219
Q232
Q234
Q212
Q214
Q230
Q233
Q224
D234
Q223
D217
AMPLIFIER
DIFFERENTIAL
VOLTAGE
AMPLIFIER
D218
D211
D212
D209
D208
Q231
Q208
Q207
Q206
Q205
Q210
Q211
Q209
D207
POWER SUPPLY
VDD CONTROL
DETECTOR
OVERLOAD
VEE CONTROL
POWER SUPPLY
AMPLIFIER
POWER
IDLE
ADJ.(Lch)
CURRENT
CURRENT
ADJ.(Rch)
IDLE
D206
D221
D226
Q236
Q237
Q235
Q238
D2
D1
IC406
IC406
(1/2)
AMPLIFIER
AUX OUTPUT
AUX OUTPUT
1dB STEP
Q406
Q407
Q408
Q404
Q403
Q410
Q245
Q409
ATTENUATION
Rch
Lch
CN350 CP350
CP351
CN351
CP352
CN352
JK401
M
FAN MOTOR
Q258
Q259
D225
D224
D227
D223
D222
AMPLIFIER
POWER
DIFFERENTIAL
AMPLIFIER
VOLTAGE
AMPLIFIER
LEVEL DETECTOR
HIGH FREQUENCY
D233
Q244
D232
EX-BASS
CANCEL DRIVER
D229
D228
Q239
Q240
Q241
Q242
Q251
RELAY ON/OFF
FRONT SPEAKER
PROTECTION
CURRENT
PROTECTION
DC
Q255
Q256
Q257
Q253
Q254
Q252
: MTZ13J(C)
D226
D222-225
: 1N5402
D206,207,229
: MTZ5.1J(B)
D201,203,204,210 : 1N4004
: 1N4148
227,228,232-235
211-213,217-219,221,
D1,2,202,205,208,209,
Q401
: KTA1266(Y)
Q259,403,409 : DTC114YSA
Q239,244,253,256
: KTA1266(Y)
Q229,243
: 2SA1837
: KTC3198Y
Q240,241,251,254,257
: DTA114YSA
Q223,245,258,404,408,410
: KTD1302
Q219,224,246,247,
Q218,220,225,226
: KTA1268
242,249,250
Q208,216,221,222,227,231,
Q215,228 : 2SC4883A
Q214,230 : 2SA1943
Q213,233 : 2SC4793
Q212,234 : 2SC5200
Q210,211 : 2SC5198
Q209
: KTD600K
Q206,207
: 2SA1941
Q205
: KTB631K
: KTA1024
Q203,204,217,232,235,
: KTC3205Y
Q201,202,236,252,255
IC403 : MC14066
IC401 : TDA7439D
IC402,406
: BA4558
: KTC3200GR
B LINE
B LINE
GND LINE
SIGNAL LINE
RECORDING LINE
1/4
DVD-
CN908
1/4
FRONT-
CP804
FRONT
SPEAKERS
237,238
406,407
M,M2,X,Y
TYPE
M2,T
,E TYPE
AUX IN
Rch
Lch
R
L
JK204
SURROUND
SPEAKERS
R
L
Q250
MAIN BOARD
IC401
IC403
A
F
4.6V
0V
4.6V
5.0V
10.5V
0V
4.5V
5.3V
5.3V
5.3V
5.3V
5.3V
5.3V
5.3V
5.3V
5.3V
5.3V
5.3V
5.3V
5.3V
5.3V
5.3V
5.3V
5.3V
5.3V
5.3V
5.3V
5.3V
5.3V
5.3V
0V
0V
0V
-9.0V
0V
0V
0V
9.0V
9.0V
0V
9.0V
0V
0V
0V
0V
9.0V
0V
0V
0V
-11.0V
0V
0V
0V
12.0V
48.0V
48.0V
30.0V
48.0V
48.0V
30.0V
48.0V
0V
12.0V
0V
-30.0V
-48.0V
-48.0V
-48.0V
0V
0.6V
30.0V
48.0V
1.0V
0V
-30.0V
-0.5V
1.0V
-0.4V
1.0V
-1.0V
-46.0V
-46.0V
46.0V
45.0V
1.0V
-46.0V
0V
1.0V
0V
0V
0V
0V
-46.0V
-46.0V
-46.0V
-0.4V
5.0V
-9.0V
5.0V
-1.0V
0V
0V
-46.0V
0.5V
0V
0V
-46.0V
-1.0V
1.0V
-0.5V
1.0V
48.0V
1.0V
0V
0V
-30.0V
0V
0V
12.0V
45.0V
46.0V
-1.0V
0.5V
48.0V
30.0V
0V
0V
0V
0V
0V
48.0V
0V
0V
0V
-48.0V
12.0V
0V
12.0V
0V
12.0V
0V
0V
0V
0V
0.6V
-1.0V
-48.0V
12.0V
11.0V
12.0V
5.0V
11.0V
5.0V
46.0V
0V
45.0V
0V
3.0V
0V
6.0V
0V
-2.0V
-0.6V
12.0V
12.0V
0.2V
12.0V
0V
0.6V
0V
0V
6.0V
7.0V
6.0V
0.7V
0V
0V
5.0V
5.0V
5.0V
0V
0V
9.0V
9.0V
0V
Q402
0V
0.6V
0V
0.6V
0V
0V
4.0V
4.0V
0V
0V
3.0V
0V
1
2
3
4
5
6
DV70 ONLY
F-3
L-7