Kenwood KDC-C719/C719Y Service Manual page 9

A
1
(X16-3380-00)
J1
REQH 1
TP2
GND 2
BU14V 3
CH-CON 4
2
CH MUTE 5
A GND 6
CH RST 7
R ch 8
REQC 9
DATAC 10
DATAH 11
L ch 12
CH CLK 13
3
J1
(OUTSIDE VIEW) 1
2
3
4
4 3 2 1
5 CH MUTE
8 7 6 5
6
7
12 11 10 9
8
13
9
10
(E56-0865-05) 11
12
13
4
2SC4081
2SB1565
5
DTA124EUA
DTA124EK
DTA143EUA
DTA143EK
DTC124EUA
DTC114YUA
DTC124EK
DTC343TK
2SB1295-E
DAN202K
6
DAN202U
2SB1202-E
DAP202K
DAP202U
DA204U
7
B
(X32-5810-0x)
LPS
AVREF0
LPS
GND
TP14 CN1 CN2 B14V
TP3
BU14V
1 1
BU14V
2 2
TP7 CH RST CRST
3 3 3
TP8 R
Rch
4 4
R503
TP6 AGND 0
A GND
5 5
TP12 Lch L
6 6
CCON
TP4 R100
CH CON
7 7 7
1K
GND GND
8 8
GND GND
9 9
TP5 CM
CH MUTE
10 10 44
TP11 DH
DATAH
11 11 40
TP10 DATAC DC
12 12 41
TP13 CH-CLK CCLK
13 13 42
TP9 REQC QC
14 14 43
TP1 REQH QH
15 15 83
NC
16 16 NC
1
REQH
GND
BU+14V
CH CON
A GND
CH RST
R ch
REQC
DATAC
DATAH
L ch
CH CLK
14.4V
Q20,21
1
BU 5V
AVR
Q17,18
SVR 8V
SW
Q17
Q18
C
Q6,7
A. MUTE
2
Lch LOUT
R61 C47 R54
100 10u50 680
Lch
+
D21
Q6
AGND
48
AGND
D22
Q7
49
ROUT
R60 C46 R53
100 10u50 680
Rch
+
Rch
D12 R77 Q20
D7
18K
AM
Q8
A. MUTE
DRIVE
DAVDD
5V AVR
7.0V
5.0V
IC4
IN OUT
GND
0V
BU DET
DETECT
5V
Q21
D10
5V
AVDD
D9
AVDD
Q22
Q32
B14V 8V
(X92-)
8V
SRV 8V
AVR
BASE
R79
Q16
3.3K
8/7V
Q19
7/8V
SW
D
KDC-C719/C719Y
KDC-C719/G4
DAVDD
2
3
Q13
7
CH CON
SW
AVDD
6
HOT
R98
10K
C70 0V
26
LPS
100P
27
27 LOESW
28
28 LIMSW
CP3 100K
TODF 29
TOFF
ADJSEL 30
ADJSEL
TBANK 31
TBANK
32
SIM2
33
AVSS
34
LPSCO
5.0V 35
35 AMUTE
5.0V 36
AVREF1
37
37 SDI
R111
R105
SI
100K 1K
38
38 SDO
R106
39
39 SCK
1K
(DH)
R107 R502
100 0
40
40 DATAH
R148
100
5.0V 41
1 41 DATAC
R149
100 5.0V 42
42 HCLK
D15
R150
1K
0V 43
43 REQC
R121
(CM)
44
Q14
10K
5.0V 44
CHMUTE
CH MUTE
SW
TSI 45
45 TSI
R110
100K
TSO 0V 46
46 TSO
5.0V 47
47 TSCK
48
A0
TSCK 49
A1
50
A2
5V
AVDD
8V
VCC
X32-5810-00 (1/3), X16-3380-00 (1/1)
E
CRST
R97
3.9K
0V
0V
0V
9