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Kenwood DV-4070-B Service Manual page 22

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U
V
(X35-2240-10)
D+3.3V
M+9V
D+5V
A+5V
L505
3.5MHz
16..9344MHz
+B
+B
+B
3.0V
INVERTER
INVERTER
IC505
IC506
IC507
IC508
D-FF
1
5
1
5
NC
VDD
NC
VDD
33MHz
2
2
L504
3
4
3
4
GND
GND
27MHz
R550 1M
D-FF
R553 1M
27MHz
X500
27MHz
+B
IC302
IC301
IC302
TIMMING
TIMMING
CONTROLLER
CONTROLLER
(OR GATE)
(AND GATE)
3.0V
+B
+B
C310
0.01
73
CPUDT1
74
CPUDT0
75
CLKOUT1
76
VDD
77
TEHLD
78
DTRD
79
IDGT
80
BD0
81
CPDET2
82
CPDET1
83
VSS
84
MMOD
85
NRST
86
VDD
87
CLKOUT2
88
PLLOK
89
IC300
IDHOLD
90
JMPINH
OPTICAL DISC
91
LG
CONTROLLER
92
NTRON
93
SHPDATA
94
SHPLACK
95
SHPCLK
96
IPFLG
97
BLKCK
98
LRCK
99
VSS
100
OSCI1
101
OSCO1
102
VDD
103
PVSS
104
PVDD
105
P1
106
P0(CDIRQ)
107
VSS
108
SBCK
R303
47K
3.0V
+B
+B
+B
W
X
L506
D+3.3V
D+3.3V
C475
C476
3.1V
3.1V
1000P
1000P
C557
1000P
IC401
+B
3.1V
C471
3.1V
C472
3.1V
C473
3.2V
1000P
1000P
1000P
D+3.3V
D+3.3V
+B
26
C307
1000P
R300
PVDDD
36
1K
RAM
+B
35
PVSSD
RAM
34
C306
VSS
1000P
33
UATSEL
32
OCSI2
+B
31
R301
OCSO2
C702
1K
30
VDD
+B
1000P
29
DASPST
28
NMRST
27
WAITODC
26
NINT1(ODCINT)
25
NINT0
24
MASTER(STENABLE)
C305
23
NRESET
1000P
22
5VDD
+B
21
HDD7
20
HDD8(STD0)
19
HDD6
C304
18
VSS
17
1000P
HDD9(STD1)
16
HDD5
15
5VDD
+B
14
HDD10(STD2)
13
HDD4
12
HDD11(STD3)
11
HDD3
10
3.0V
VDD
9
HDD12(STD4)
8
C303
VSS
1000P
7
HDD2
6
HDD13(STD5)
5
HDD1
4
5VDD
+B
3
HDD14(STD6)
2
HDD0
1
C703
HDD15(STD7)
1000P
C302
1000P
C301
10u10
+
C300
CP301
CP300
10u10
47K
47K
+
3.2V
4.9V
+B
+B
L301
3.2V
D+3.3V
Y
Z
D+3.3V
M+9V
D+5V
A+5V
D+3.3V
D+3.3V
R431
IC401,402
47K
MEMORY IC
C481
C482
3.1V
3.1V
(16M SD RAM)
1000P
1000P
IC402
3.1V
C477
3.1V
C478
3.1V
C479
1000P
1000P
1000P
D+3.3V
32.2V
IC404
+2.5V
AVR
+2.5V
3.2V
+B
1
SVDD
SVDD
2
XRESET
CPUDT8
3
TEST
CPUDT9
4
SCANIN
CPUDT10
5
SCANNT
CPUDT11
6
MOD0
CPUDT12
7
MOD1
CPUDT13
8
MOD2
CPUDT14
9
NC
CPUDT15
10
NC
XCPURD
11
NC
IC700
XCPUWT
12
STENOUT
XCSIN
CPPM
13
VSS
DECODER
VSS
14
STDIN0
CPUADR0
15
STDIN1
CPUADR1
16
STDIN2
CPUADR2
17
STDIN3
CPUADR3
18
STDIN4
CPUADR4
19
STDIN5
20
STDIN6
21
STDIN7
22
143
AVRTM
23
137
STVALIN
24
131
STCLK
25
+B
SVDD
SVDD
+B
STDOUT 0-7
AUDIO SIGNAL
VIDEO SIGNAL
AA
AB
D+3.3V
R430
+2.5V
47K
C460
1000P
1
+3.3V
VDD
2
C405
2
MA0
1000P
3
3
MA6
4
4
MA1
2
3
4
5
VSS
6
6
MA5
7
7
MA2
8
8
MA4
6
C406
1000P
7
8
9
D+3.3V
VDD
10
10
MA3
C407
10
1000P
11
CLK121
12
+2.5V
+2.5V
LVDD
13
XRST
14
C408
VSS
1000P
15
CLK81
16
D+3.3V
D+3.3V
PLLAVDD
17
TCPOUT
3.2V
2.5V
18
PLLAVSS
19
CLK27
D400
+B
R400
20
21
PLLTEST
47K
R401
21
CKIO
47K
22
+2.5V
PLLVDD
23
HMD1
24
D+3.3V
HMD0
C409
R402 47K
25
1000P
XHINT
R403 47K
26
XDK
75
25
27
VSS
74
28
74
28
XWR
73
29
73
29
XRD
72
30
72
C410
30
XCS
71
1000P
71
31
31
HCLK
70
32
70
D+3.3V
VDD
69
33
69
33
HA1
68
34
68
34
HA2
67
35
67
35
HA3
66
66
36
36
HA4
65
37
65
+2.5V
LVDD
64
38
64
38
HA5
63
39
39
HA6
62
40
62
40
HA7
61
61
41
C411
41
HA8
60
1000P
42
60
VSS
59
43
59
43
HA9
58
2.5V
44
58
44
HA10
57
45
NC
45
HA11
56
NC
46
D+3.3V
VDD
55
47
NC
C412
47
HD0
54
1000P
48
NC
48
HD1
53
49
NC
49
HD2
52
C705
50
NC
1000P
50
HD3
51
51
51
HD4
52
VSS
C704
1000P
L700
+B
3.2V
+2.5V
D+3.3V
D+3.3V
AC
AD
C458
C457
C455
1000P
1000P
1000P
R404
47K
C413
C415
1000P
1000P
+2.5V
D+3.3V

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