Kenwood DNX4280BT Service Manual page 72

CH
DNX4280BT/5180/5280BT/5380/5380M
/5380BT/5580BT/6040EX/6180/6480BT/6980
8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
DGND
D1.5V
SB5V
ND3.3V
256MB SCL NAND
3
IC706
1
48
NC 1
NC 48
2 47
NC 2 NC 47
3 46
NC 3 NC 46
4 45
NC 4
NC 45
5 44
NC 5 I/O7 D7
6 43
NC 6 I/O6 D6
7 42
R/B D5
I/O5
8 41
RE I/O4 D4
9 40
CE NC 40
10 39
NC 10
NC 39
11 38
NC 11 NC 38
12 37 3.3V
VCC 1 VCC 2
0V
13 36
VSS 1 VSS 2
14 35
NC 14 NC 35
15 34
3
NC 15 NC 34
16 33
CLE NC 33
17 32
ALE I/O3 D3
18 31
WE I/O2 D2
19 30
WP I/O1 D1
20 29
NC 20 I/O0 D0
21 28
NC 21 NC 28
22 27
NC 22 NC 27
23 26
NC 23 NC 26
24 25
NC 24 NC 25
D3.3V-4
11 12 12
11
V
1
11
L109
180
7
8
R30
0
9
10
8 7 6 5 4 3 2 1
D1.5V
J400
USB5V
D1.2V
7 8 9 10
72
X88-2080-xx (4/6)
CI
X15-
A/3- C
2/6
CN403
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41
1
4
5
6
12
0V
12
1.8V
13
R0
14
R1
15
G0 R2
16
G1 R3
17
G2 R4
IC704
18
G3 R5
19 VIDEO DAC
G4 R6
20
G5 R7
21
G6 R8
22
G7 R9
DGND
23
BLNK BLANK
R712
24
SYNC
22K
1.8V
12
1.8V
R713
22K
12
C744
12
0.1
IC705
1.8V
1 5
HS VCC
2
VS
3 4
0V
GND
0V
DGND
SW1.8VDA
NAND3.3V
VBUS5V-1
D3.3V
13 14 15 16 17 18
SW1.8V
D1.2V
7 8 9 10
11
CP706
47K
C821
0.1
C820
1
R802
C809
0
10
DGND
DGND
∗
P3
CN704
MICRO SD
CJ
42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59
0V
R718 22K
48
M2
R719 22K
47
M1
46 0V
AVSS2
45
AB
3.3V
44
AVDD2
43
AR
42 0V
AVSS1
41
AG
40 3.3V
AVDD1
2.8V
C747 0.1 C749
39
COMP
1.2V
10
R716 R720
38
FSADJ
3.6K 200
1.2V
C748 0.1 C750
37
VREF
0.1
VGND 1
0V
DGND
C752
0.1
IC707
1.8V
1 5
VCC
2
3 4 R735
GND
10
SW1.8VDA
VBUS5V-1
D3.3V
13 14 15 16 17 18
SW1.8V
D1.2V
7 8 9 10
10 9
TP700
R704
∗
0 R785
∗
0 R784
0
TP701
1 2 3 4 5 5 4 3 2 1
∗
W700
FRONT USB REAR USB
CK
(X88-208x-xx)
MODEL NAME
DNX6980
DNX6180
DNX6040EX
DNX5180
DNX5280BT
DNX4280BT
DNX6480BT
DNX5580BT
CN700
60 61 62 63 64 65 66 67 68 69 70
DNX5380
DNX5380M
DNX5380BT
DNX5380
BU1.8V
19
VGND 1
DGND
19
9
C797
0.1
R795
R
0
R793
G
0 C777
R794
0.1
B
0
R756
9
100
19
C776
SYNC
9
C786
3.3V 1.8V TP706
R792
0
9
3.3V
0V
D3.3V
SW1.8VDA
SW1.8V
D1.2V
7 8 8
7
9
9
10 10
7
1 2 3 4 5 6 7 8 9 10 11 12 13 14
CN702
CL
UNIT DESTI- C510-
CN70
No. NATION 514
K
K1
K2
K3
0-10 YES
E1
E2
R1
Q1
M1
M2
0-21 YES
X1
C1
D3.3V-3
V1.8V-1
0V
76
VD7
77
VD6
78
VD5
79
VD4
80
VD3
81
VD2
82
VD1
83
R791
VD0
10K 0V 84
SAS
85
SDA SDA
86
SCL SCL
87
V16 STATUS/VSYNC
1.8V 88
DVDD C88
0V 89
DGND89
C787
90
XOSCI
12P
C785 R759
91
XOSCO
3.3V
8P 1.2K
92
DVDD IO92
93
RESETN
0V 94
TEST
1.8V 95
PVDD A
0V 96
PGND A
0.1 C762
97
CVBS1
0.7V
C773 1
98
CVBS2
0.1
1.8V 99
AVDD99
0V 100
AGND100
0.1
0.7V
V1.8V
20
13 14 15 16 17 18
9
15 16 17 18 19 20 21 22 23 24 25 2
X15-
A/2- 2/6 D
CN404