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Kenwood KRF-X9080D Service Manual page 22

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CC
CD
KRF-X9080D/VR-8070/8060
Q Q
3 7 6 3 1 5 1 5 0
1
IC45
IC74
IC78
IC79
IC81
IC83,84
IC90
IC401
IC402
Q451,776,841
2
Q731,843 :
Q777,778
Q842
(X14- ) (H/11)
J20
Rch
AUDIO
3
Lch
VIDEO
AV AUX
T E
L
1 3 9 4 2 2 9 6 5 1 3
J21
3
4
1
S-VIDEO
2
4
(X14- ) (D/11)
CN41
TH1
3
2
5
1
X09-676
BF-5
WH42
A/5-CN2
+11.9V
GND(RTN)
1
1
X09-686
AL-5
A/4-CN2
+12V 2
2
GND(REF)
3
3
2/4
-12V
4
4
X13-A/6-
-12V 5
5
12.4V
CN67
+12V
6
6
BX-2
3/4
6
w w w
7
37
(X14-7780-10) (A/11) (1/3)
CE
CF
(X14- ) (C/11)
:
BA05T
D401
:
D2SBA20F03
D451,452,454,501-504,
S733
R733
:
BU2090
791,801-806,842,844,
7.5K
:
LC75711NED
846,961-964
:
1SS133
SP B
:
XC6202P502PR
D453
:
S1ZB20(4101)
S732
:
BU1923
D455,841,843
R732
12K
:
S-80840CNY
:
RB721Q
SP A
:
:
KIA7812API
D734,753
:
B30-2545-05
R731
S731
:
KIA7912PI
D741-745,755
:
27K
ON/
D746-752
:
B30-2651-05 or
STANDBY
B30-2567-05
:
2SC1740S(Q,R) or
D754
:
B30-2651-05 or
2SC2785(F,E) or
B30-2567-05
+5V
KTC3199(Y,GR)
D776
:
MTZJ5.1(B) or
D734
R734
DTC113ZSA or
:
RD5.1ES(B)
470
UN4219
STANDBY
:
DTC124ESA or
TH1
:
MF-R090
UN4212 or
KRC103M
:
2SA933AS(Q,R) or
2SA1175(F,E) or
KTA1267(Y,GR)
R502
100
P3
R501
100
R506
X09-676
AR-6
100
A/5-CN3
WH20
X09-686
X-6
C508
7
7
R. AUX
A/4-CN3
100P
X13-A/6-
6
6
G.GND
2/4
CN65
5
5
L.AUX
BX-4
3/4
4
4
V. GND
X13-A/6-
R509
CN68
3
3
C
100
2
2
Y
BX-1
3/4
1
1
COMP
X09-676
C/5-
AO-6
CN22
X09-686
U-6
R510
B/4-
100
CN22
2/4
(X14- ) (E/11)
W108
+11.9V
BA-7
+12V AVR
X09-676
IC401
A/5-
CN6
W110
+21.7V
IN
OUT
X09-686
GND
A/4-
D401
CN6
W109
+21.7V
2/4
21.6V
-12V AVR
IC402
AG-7
W106
21.6V
IN
OUT
GND
C407
W107
0.01
X09-676
W105
BB-7
A/5-
12.4V
CN7
X09-686
AH-7
A/4-
CN7
2/4
(X14- ) (B/11)
(X09-6760-13) (B/5)
VOLUME
(X09-6860-10) (C/4)
CONTROL
CN51
5
J501
1
GND
4
2
HPL
x
a o
3
3
HPR
PHONES
2
P501
1
.
i
3
3
2
2
S763
1
1
CN70
CG
CH
(X14-7780-10) (A/11)
AD KEY 4
1
3
3
5V (B)
2
2
2
+5V
LED
3
1
1
R835
22K
CN80
WH80
Q731
LED CONT.
(STANDBY)
WH94
CTRL 1
1
1
51
CTRL 2
2
2
52
CTRL 3
3
3
53
SV MUTE
4
4
54
CV MUTE
5
5
55
WH93
Q
Q
D OUT 1
1
3
7
S-LEVEL
2
2
56
STEREO
3
3
56
57
T MUTE
4
4
58
58
SD 5
5
57
PLL DO
6
6
59
59
PLL CLK 7
7
60
60
PLL DIN
8
8
61
61
PLL CE 9
9
62
62
WH92
Q843
POWER
LIMITER 15
15
74
RLY
DET 1
14
14
14
CONT.
DET 2
13
13
13
PWR RLY
12
12
TAP RLY
11
11
73
SURR MUTE 10
10
63
SB PREMUTE
9
9
64
VOL SEL ST
8
8
70
VOL SEL DATA
7
7
71
VOL SEL CLK
6
6
72
Q843
SURR RLY
5
5
67
SPB RLY 4
4
68
SPA RLY
3
3
65
C RLY
2
2
66
SB SW SELECT 1
1
69
WH91
-30V
1
1
29.2V
D GND
2
2
PROT2
3
3
78
PROT1
4
4
79
A MUTE
5
5
77
HP R
6
6
HP L
7
7
20dB
8
8
98
6dB ATT
9
9
99
WH90
GND 1
1
L
2
2
u 1 6 3
R
3
3
y
+5.4V
WH70
29.2V
VOL ENC A
1
91
GND
2
+5V
VOL ENC B
3
92
38
CI
CJ
2
4
8
9
9
X08-CN3
X08-CN2
A-6
1/4
A-5
1/4
1 2
3
4 5 6 7
8 9 10 11
12 13
1 2 3 4 5
6
7
8 9
WH89
1 2
3
4
5
6 7
8
9
10
11
12
13
1
2
3 4 5
6
7
8
+5V
R801
D805
330
R803 100K
35
5
R802
D806
330
R804 100K
34
6
R945 100
51
51
V CTR1
R944 100
52
52
V CTR2
R943 100
53
53
V CTR3
R942 100
54
54
SC MUTE
R941 100
55
55
CV MUTE
6
R940 100
3
1
5
1
5
0
8
9
56
STEREO
R939 100
57
SD
R938 100
58
T MUTE
R937 100
59
PLL DO
R936 100
60
PLL CLK
R935 100
61
PLL DIN
R934 100
62
PLL CE
IC90
u-COM
R933 100
63
63
SURR MUTE
R932 100
64
64
SB PREMUTE
R931 100
65
65
SPA RLY
R930 100
66
66
C RLY
R929 100
67
67
SURR RLY
R928 100
68
68
SPB RLY
R927 100
69
69
SB SW SELECT
R926 100
70
70
VOL SEL ST
R925 100
71
71
VOL SEL DATA
R924 100
72
72
VOL SEL CLK
R923 100
73
73
TAP RLY
R922 100
74
74
LIMITER
R895 100
75
DSP CS
R902 100
R921 100
77
R978 100
78
R979 100
79
86
84
m
c o
.
CK
CL
2
8
9
9
WH87
VCONT1
7
7
X13-C/6-
VCONT2
6
6
CN12
SCL
5
5
SDA
4
4
BZ-2
3/4
X08 MVDD
3
3
+8V
GND
2
2
REMOCON-0
1
1
10
WH88
9
10
+5V
R901
1K
33
R905
10K
31
R914
100
30
R906
10K
29
R913
100K
R912
100K
WH86
R883 100
25
R870 100
RF CLK
24
R869 100
RF DATA
23
R868 100
RF CS
R867 100
22
IR SW
21
R866 1K
FL RESET
20
R864 100
FL CLK
2
4
9
8
2
9
9
R865 100
19
FL CS
R863 100
18
FL DIN
17
MMOD
16
X0
15
X1
14
VSS
13
X701
OSC1
12
8.388
OSC2
MHz
11
VDD
+5V
10
VREF+
9
R862 100
AD KEY GET4
8
R861 100
AD KEY GET3
R859 100
7
AD KEY GET2
R860 100
6
AD KEY GET1
5
R857
R858
S-LEVEL
100
100K
R995 100
4
DET2
R994 100
3
DET1
R993 100
2
T-DEST
1
VREF-
+5V
14
13
D963
D961
+5.4V
29.2V
+5V

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