Kenwood KRF-X9080D, Service Manual

Page: 20 / 44

BI BJ BL BN BP BR BK BM BO BQ
2
1
3
5
7
4
6
KRF-X9080D/VR-8070/8060
X13-7940-10(A/6) (1/2)
33 34
CN303
WH221
2/4
A/5-
SB L
IC404(2/2)
SW
SB R
IC404(1/2)
IC403(2/2)
MUTE
Q320 Q310
SWch
SUB WOOFER
J303
CN304
DRIVER
WH2
WH2
2/4
CN5
A/5-
D401
NJM4580D-D
NJM4565D-D
CN301
IC403
IC404 : :
2SC2878(B)
UN4112 or
DTA124ESA or
Q305,306,310,315,316,320
WH1 WH1
Q402 :
:
Q402
SB MUTE
D401 : MTZJ3.9(B) or
RD3.9ES(B)
SURROUND BACK/
PRE OUT
Q315 Q305
Q316 Q306
SB Rch
SB Lch
SURRONUD
SUB WOOFER
J302
SURROUND R
2/4 2/4
CN302
X09-676-A/5-
WH4 X09-676-A/5-
WH1
J301
SPEAKERS
KRA103M
IC403(1/2)
A/4-
2/4
WH221
CN303
20dB ATT.
Q412
Q411
SB L
IC404(2/2)
20dB ATT.
20dB ATT.
SW
SB R
20dB ATT.
Q407
Q408
C
IC403
IC404(1/2)
IC403(1/2)
SWch
MUTE
Q320 Q310
Q317
Q319
Q318
Q309
Cch
Q308
Q307
SB Rch
SB Lch
A/4-
2/4
CN5
CN301
D402
D401
20dB ATT.
20dB ATT.
Q406
Q405
S R
20dB ATT.
S L
F R
IC402(2/2)
IC402(1/2)
IC401(2/2)
20dB ATT.
Q403
Q404
F L
IC401(1/2)
Q316
Q315
Q314
Q306
S Rch
Q305
Q304
S Lch
F Rch
Q313
Q312
Q311
ROOM B
Q303
Q302
F Lch
Rch
Q301
Lch
ROOM B
20dB ATT.
Q409
DRIVER
SUR. MUTE
Q402
DRIVER
SB MUTE
DRIVER
Q401
A/4-
CN302 CN304
2/4
WH4 WH1
A/4- 2/4
WOOFER
CENTER
J303
SURROUND
PRE OUT
SURROUND
FRONT R
R
FRONT L
ROOM B
ROOM B
L
J302
SPEAKERS
J502
WH303
CN705
WH701
CN704
Q701
Q703 Q705
D701
D703
Q707
Q711
Q709
Q704
Q702
D704
Q706
Q712
Q710
D702
Q708
D708
D706
D710
Q714
Q716
CN707
CN703
Q718
Q720
CN702
WH704
CN706
2/4
WH6
X09-A/4-
2/4
CN52
A/4-
(X25-6620-12)
SURROUND Lch
PROTECTION
(2/2)
X09-686
1ST
2ND
CURRENT
MIRROR
MIRROR
CURRENT
1ST
2ND
SURROUND BACK Rch
SURROUND BACK Rch
RELAY DRIVER
(SBR)
X09-676
X09-676
SURROUND L
BACK L
BACK R
SURRONUD
X09-686
POWER
AMP
SURROUND
BACK Rch
IDLE ADJ.
(SB Rch)
X09-686
X09-686 X09-686
SURROUND R
SURROUND L
BACK R
SURRONUD
SURRONUD
BACK L
SURRONUD
BACK L
SURRONUD
BACK R
SUB
R
L
A/4-
CN8
X09-686
2/4
X09-686
WH8
2/4
A/4-
GND
20dB ATT
SW IN
SB IN
1K
R352
1
12.4V
3
4
2
1
22u50
C452
+
C454 220P
22K
R454
220P
C453
22K
R453
+
C458 10P
18K
R458 4.7u50
C450
+
R462
4
6
5
22
7
R456 47K
2.7K
R457
+
220u25
C451
C457 3900P
R455 47K
2
47u25
+
C440
22K
R406
220P
C412
12.4V
12.4V
C449
22u50
+11.9V
22u50
+
C406
12.4V
+1
1.9V
R418 47K
18K
22u50
R446
8
3
22
R461
+
5
4
6
R424
22
7
C446
C430 10P
220P 100K R330 C310
R320
1K
220
R360
220
R310
47
R340
100u25
C420
GND
-12V
PMUTE
SL OUT
C OUT
FR OUT
FL OUT
FL
SL
SR OUT
C
SBR
SR
FR
SB OUT
SUR MUTE
SW OUT
SB MUTE
18
19
16
17
R348
47u25
+
C434
1K
1K
R347
47u25
C433
+
13
14
15
11
12
+1
1.9V
8
9
10
7
6
C459
47P
3 12.4V
4
5
1/4W
2
R434
15
C419
220u25
22u25
C438
R431
1K
R427
10K
1K
R433
+12V +11.9V 1
R452 15
1/4W
12.4V
+
+11.9V
3300P
C313 100P C317
220P 100K R326 C306
R316
220 220
R356 R306
47
R336
1K
R315
1K 100K
R325
220P C305
R355
220
R305
220
R335
47
100P
C316
C312
3300P
3300P
C31
1
C315 100P
GND GND
1 2
SR GND SW
1 2 4
SL
3
Q305,306,310,315,316,320
+11.9V
2
3
1
8
R337 R307 R357 C439
SW IN
20dB ATT
SB IN 4
2
3
GND 1
R454
470P
C454
C452
22u50
+
22K
C453 470P R453
22K
C406
12.4V
22u50
C449
+
22u50
+
+1
1.9V
12.4V
C412 470P
R406
22K
22u50
C405
C41
1
+
470P
R405
22K
C451
12.4V
R460
6.2K
R459
1.2K
R463
R464
10K
10K
R458
18K
22u50
+
R457
2.7K
C450
220u25
+
22
R462
R456 47K
4
5
6
7
R455 47K
C457 3900P
C458 10P
+11.9V
12.4V
R412
6.2K
R411
6.2K
R440
10K
R439
10K
R445
R446
18K
18K
C446
22u50
+
22u50
C445
+
6
22
R461
22
8
3
2
1
4
5
7
22
R423
R424
C429 10P
C430 10P
R418 47K
8
R417 47K
2
3
1
R310
220
Q301-310,
311-320
+
C440
10u50
R360
220
R340
47
220
220
R308
220
R309
47u25
+
C436
+
47u25
R352
1K
R351
1K
R320
1K
R319
1K
R359
220
220
C435
+
47u25
R358
R350
1K
R318
1K
1K
R349
220
R317
1K
47
47
R339
C309 R329 100K
R330
100K
C310
220P
220P
47
R338
R328 C308
100K
R327 100K C307
220P
220P
10u50
C447
C402
5
6
SB MUTE
SUR MUTE
21
20
2
22u50
C404
+
C410 470P
R404
22K
12.4V
+1
1.9V
C403
22u50
C409
+
470P R403
22K
22u50
+
10
16
FR OUT 14
12
13
9
10
11
7
8
SBR
SBR OUT
SBL OUT
FR
SR
SR OUT
SL
C
FL
15
11
FL OUT
C OUT
SL OUT
P MUTE 18
17
19
20
-12V
21
6
12.4V
+1
1.9V
12.4V
C408 470P
R402
18K
22u50
C407
+
C401
470P R401
18K
R434
1/4W
15
+1
1.9V
R451
1/4W
1K
1
+12V
GND
2
+11.9V
R425
560
1/4W
12.4V
15
1/4W
+
R450
560 1/4W
R427
1K
R431
402
6
R443
18K
6.2K
6.2K
R410
+11.9V
12.4V
R438
10K
+
R444
18K
22u50
C444
R409
R437
10K
12.4V
+11.9V
C443
22u50
+
R422
22
4
5
6
7
C428 10P
R416 47K
22
22
R421
8
C427 10P
R415 47K
2
3
1
4
5
7
560
R407
560
R408
R436
10K
R435
10K
R441 1.6K
R442
1.6K
100u10
C442
+
C441
100u10
+
2
+11.9V
R449
C448
3.3u100
+
15K
R419
22
R420
C425 100P
C426 100P
R414 4.7K
8
R413 4.7K
2
3
1
10K
C438
22u25
R324 C304
R314 R346
220
R362
220
R305
R306
220
R315 R347
C434
47u25
+
11
401
R356
220
1K
R348
1K
R316
+
C433
47u25
47u25
+
R355
1K
220
1K
R354
220
1K 1K
R336
47
R326 C306 100K 220P
47
R334
47
R335
R325 100K C305
100K
220P
220P
220
R301
R302
R303
220
220
C432
10
+
C431
47u25
R345
1K 1K
R313
R344
R353
220
220
6
R342
1K
R341
1K
R312
1K
R31
1
1K
R343
220
R332
R333
47
47
R323 C303
100K 220P
47
R331
C301 R321
100K
R322
100K
C302
220P
220P
401
+11.9V
R447
10K
R448
330
12.4V
21
20
+11.9V
R432
R433
1K
402
10K
R430
1K
C437
22u25
R426
1K
SBL-GND SL-GND
1 2
100P C317
C313
3300P
3300P
C31
1
SBL SBR-GND SR
1 2 3
SL
100P C733
4
C734
0.01
GND
GND
3
4
220u25
+
C419
3
SR-GND
SBR
C315
100P
C312
3300P
C316 100P
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
SBRch IN
SBR GND
SLch IN
SL GND
+15V
RLY GND
MUTE
A-CLASS-B
A-CLASS+B
SL NFB
SLch -OUT
SLch +OUT
CURR-PROT
DET-2
DC-PROT
RLY +B
RLY CONT
1
2
3
4
+IN
-IN
+OUT
-OUT
4
3
2
1
-OUT
+OUT
-IN
+IN
47K
R707 C707
1.5K
R717
1.5K
R71
1
3.3K
R715
2200P
C709
C703 R705 C705 R709
1K
R703
R701
3.3u50
+
2.2K 3.3u50
+
100
100K
330P
5P
C711
6.8K
R713
C713 100P
220u10
C715
+
1.6K
R719
220
R723
220
R729 560P C721
150P
C719
5.6K
R725
47P
C725
330
R727
1/4W
1/4W
1/4W
1/4W
R721 47K C717 15P
1.5K
C708
2200P
3.3u50 100 2.2K 3.3u50
R712
1K
R704
R708
C706 330P
R702
100K
47K
C702 R706
R714
6.8K
R710 C704
R722 47K
C716 15P
220u10
C714 220P C712
R718
1.5K
1/4W R728
330
1.6K
R720
+
R716
3.3K
R726
5.6K
1/4W
C718
150P
47P
C724
1/4W
C710
5P
220
R724
R730
220
1/4W
C720
1000P
1K
R732
22u50
C722
+
33K
R742
470
R740
15K
R744
100
R738
4700P
C728
30K
R734
9.1K
R736
2
3
1
4
K702
1.8K 2W
R752
4.7 2W
R748
0.22
∗
C732
∗
C730
47K
R750
4.7K
R754
L702
33
R746
∗ W359
0.512uH
17 16 14 15 13
1/4W
13
14
15
16
17
4
3
2
1
3
NC
2
1
SBR-SP
NC
NC 2
SBR-SP 1
2
5
4
1
3
3
5
1
4
2
VR702
220
R760
270 1/4W
47 1/4W
R756
47 1/4W
R758
2
1
-B
+B
SBR-OUT
2
1
+47.2V
48.3V
48.3V
48.3V
48.3V
+47.2V
+47.2V
+15V
560 1/4W
R425
+
B
+B
47P
C459
Q718,720
100u25
+
C420
+1
1.9V
20mA
R452
+ +
USED VR-8060-S
(X13- ) (D/6) USED EXCEPT VR-8060-S
(X13- ) (E/6)
(X13- ) (F/6)
(X25-6620-12) (B/2)
USED EXCEPT VR-8060-S
USED EXCEPT VR-8060-S
AZ-7
AR-6
AC-7
BF-2
BF-3
AE-7
AL-4
X-6
AL-6
AL-4
AL-2 AL-2
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299