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Kenwood KRF-X9080D Service Manual page 18

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AO
AP
KRF-X9080D/VR-8070/8060
Q Q
3 7 6 3 1 5 1 5 0
(X09-6760-13) (A/5)
1
J11
Lch
PHONO
Rch
R17
Lch
74
1K
CD/DVD
R18
Rch
72
1K
2
J12
R21
Lch
4
1K
MD/TAPE
REC
R22
Rch
62
1K
R25
Lch
78
1K
MD/TAPE
PLAY
R26
65
Rch
68
65
R V3
1K
66
66
R V2
J21
67
R29
67
R V1
1K
68
Lch
5
68
R MD/TAPE
69
69
R AUX
3
70
VIDEO 1
70
R TUNER
REC
R16
71
71
R PHONO
R30
Rch
1K
61
72
72
R CD/DVD
1K
73
AVEE(-7V)
R33
74
74
L CD/DVD
1K
Lch
79
R15
75
75
L PHONO
1K
76
VIDEO 1
76
L TUNER
PLAY
77
77
L AUX
78
R34
Rch
78
L MD/TAPE
67
79
1K
79
L V1
80
J22
80
L V2
R37
Lch
80
T E
1K
L
1 3 9 4 2 2 9 6 5 1 3
VIDEO 2
R38
Rch
66
4
1K
R41
Lch
1
1K
VIDEO 3
R42
Rch
65
1K
R46 100
64
R45 100
J3
2
R47
FL
51
15K
R48
15K
FR
44
R312
1
R51
5
15K
SL
50
DVD/6ch
R52
SR
45
15K
R55
15K
C
48
R56
SW
47
15K
21
19
17
15
13
CN4
CG-4
4/4
X14-A/11-
20
18
16
14
12
6
WH93
(X09-676) (C/5)
CN22
9
8 7
6
5
4
3
w w w
2
1
E21
5
+12V
+12V
4
G GND
3
L.TUNER
2
G.GND
1
R.TUNER
WH21
1
2
3 4 5
6 7 8
9
10 11
12
13
14
15
CN21
7
to TUNER PACK
29
X09-6760-13(A/5) (1/2)
AQ
AR
MD/TAPE
REC OUT
VIDEO1
REC OUT
40
R T.OUT
39
C58 2.2u50
FR VIN
+
38
FR OUT
37
R112 100
SR OUT
36
R222 100
SBR OUT
R162 100
35
SW OUT
R161 100
34
C OUT
R221 100
33
SBL OUT
IC2
R111 100
32
SL OUT
INPUT SELECTOR
& E.VOLUME
31
FL OUT
30
OUT GND
29
AVCC (+7V)
28
DGND
C351 220P
27
CLOCK
C352 220P
26
DATA
25
C353 220P
LATCH
R351 100
R352 100
R353 100
R314
680 1W
R310
68 1W
6.9V
12.2V
12.2V
+12V
E22
5
4
3
2
1
11
9
7
5
3
1
3 2
1
4 3 2
CN3
WH221
10
8
6
4
2
WH21
X14-H/11-
4/4
WH20
X08-
X25-B/2-
1/4
3/4
Q-2
CN4
CN303
CF-4
BI-6
x
a o
(X09-676) (D/5)
.
i
AS
AT
CN10
CN11
CN12
CN13
2
1
2
1
2
1
2
1
C3
R1
10u50
+
1K
PHONO
EQ AMP
R2
C4
1K
10u50
C6 220P
C5 220P
+
R4 30K
R3 30K
C8
C7
100u10
100u10
+
+
C10
C9
270P
270P
R OUT
L OUT
IC1
IC1
(2/2)
(1/2)
C18
C17
100P
100P
R14 47K
R13 47K
71
W6
C320 100P
C319 100P
6
75
7
12.2V
+12V
35
33
8
IC5
SB/SW
SB/SW
SWITCH IC
9
SEL.
W7
+12V
34
Q352
W5
32
31
R354
D21
R311
47K
+12V
68 1W
R313
R355 3K
2.2
Q
Q
IC5
3
7
27
26
25
R230
Q351
+12V
10K
R229
SB/SW
10K
SLE.
SW:4.8V
SB:0V
12.2V
12.2V
80
12.2V
+12V
4.9V
1
+B
B
u 1 6 3
y
30
AU
AV
2
4
8
9
CN14
CN15
2
1
2
1
R362 470
PROTECTION
4
2
Q354
Q12,14
Q11,13
R358
R356
10K
R357
POWER
POWER
AMP
AMP
30K
C356
30K
Q12
4700P
Q14
Q11
20mA
20mA
R98
220 1/4W
220 1/4W
VR2
470
IDLE ADJ.(F Rch)
IDLE ADJ.(F Lch)
C84
C85
1.2V
22u50
-1.2V
1.2V
22u50
+
+
C78
C79
560P
560P
46.8V
46.8V
Q9
Q10
R84
R83
Q6
2ND
Q5
R88
220
220
46.2V
-46.8V
330 1/4W
46.2V
-46.8V
1/4W
1/4W
R86
R85
D2
D1
5.6K
5.6K
R82
33.3V
R90 47K
R81
33.3V
220
1/4W
220
1/4W
C76 10P
1/4W
Q8
1/4W
C87
C86
47P
47P
R80
C74
390
100u25
Q6
Q5
CURRENT
CURRENT
0V
C72 100P
MIRROR
MIRROR
Q4
Q602
R78
Q3
1.5K
R72
R71
-46.2V
6.8K
0.6V
6.8K
0.6V
D602
1ST
1ST
Q2
Q1
C66
330P
R68
6
3
1
5
1
5
0
8
47K
R432
Q332
1K
R64
100K
FRONT Rch
FRONT Lch
6dB ATT.
R604
Q606
1.5K
+15.4V
+47.2V
B
31
+12V
12.2V
12.2V
IC1
: NJM4580L
Q1-4,21-24,41-44,308,359,
IC2
: M61516FP
362,365,607
: 2SA992(F,E)
RECORDING LINE
IC5
: LC4966
Q5,6,25,26,45,46
: 2SA1123(R,S)
SIGNAL LINE
Q7-10,27-30,47-50
: 2SC2631(R,S)
GND LINE
Q11,12,31,32,51,52
: TRAIT3KN
B LINE
Q13,14,33,34,53,54
: TRAIT3KP
Q301,309-312
m
: KTC3200
B LINE
Q302
: UN4219 or
DTC113ZSA
Q303
: 2SC3940A(R,S)
c o
Q304,306
: 2SB1640
Q305,351
: UN421N
Q307
: 2SD2525
Q331-336,605,606
: 2SC2878(B)
.
Q352
: UN4212 or
DTC124ESA
Q353-358,360,361,363,364,
602-604
: 2SC1845(F,E)
AW
AX
2
9
8
9
9
R363 470
R407 470
PROTECTION
PROTECTION
6
Q353
Q357
Q51,53
R359
R403
10K
R401
10K
POWER
AMP
C355
30K
C359
4700P
Q13
Q51
4700P
Q53
20mA
R97
R197
220 1/4W
VR1
VR5
470
470
IDLE ADJ.(Cch)
C183
-1.2V
1.2V
22u50
-1.2V
+
C177
560P
46.8V
Q49
2ND
R183
2ND
Q45
R87
R187
220
330 1/4W
46.2V
-46.8V
330 1/4W
1/4W
R185
D5
5.6K
R89 47K
R181
33.3V
R189 47K
Q7
220
1/4W
C77 10P
C175 10P
1/4W
C185
Q47
47P
R79
C75
R179
C173
390
100u25
390
100u25
Q45
+
+
CURRENT
0V
C73 100P
MIRROR
0V
C171 100P
Q603
Q43
Q604
R77
R177
1.5K
1.5K
R171
-46.2V
-46.2V
6.8K
0.6V
D603
D604
1ST
Q41
C67
C165
330P
330P
R67
R167
9
2
4
9
8
2
9
9
47K
47K
Q335
R431
R435
Q331
1K
1K
R63
CENTER ch
R163
100K
100K
6dB
ATT.
34
37
R603
Q605
32
1.5K
+15.4V
+15.4V
+B
+47.2V
+47.2V
48.3V
48.3V
+12V
+12V
12.2V
12.2V
12.2V
+12V
D1-6,13,16,28-30,32-35,
D23
: MTZJ10(B) or
53,54,57,58,61,64,66,
RD10ES(B)
68,602-604
: 1SS133 or
D24
: MTZJ15(B) or
HSS104A
RD15ES(B)
D11,12
: TS6P03G-B or
D25
: MTZJ24(B) or
D5SBA20F03
RD24ES(B)
D14,15
: 1SR139-400
D27,51,52,55,56,59,60
D17,19
: MTZJ16(B) or
: 1SS244
RD16ES(B)
D63,65,67,69
: MTZJ3.9(B) or
D18
: MTZJ15(B) or
RD3.9ES(B)
RD15ES(B)
D221
: MTZJ11(B) or
D20,21
: MTZJ6.8(B) or
RD11ES(B)
RD6.8ES(B)
D22
: MTZJ5.1(B) or
RD5.1ES(B)

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