Numark CDN450, Service Manual

Page: 24 / 47

10. SCHEMATIC DIAGRAM
10.1 MAIN CIRCUIT
-18-
5 5
4 4
3 3
2 2
1 1
D
D
C
C
B
B
A
A
LA4
DB7
DMA
2
DMA
1
0
DB8
DMA
2
DMA
9
LOE #
DB1
DB8
LA3
LOE
#
DB2 DB0
DMA
6
LA
1
LA
4 DMA
1
0
DB5 DB1
LA
8 DMA
1
1
DMA
5
DMA
4
DMA
2
DB15 DMA
8
LA
5
DB6
DMA
1
LA
2
DB3
DMA
3
LA
3 DMA
7
LA
6 DMA
0
DB4
DMA
9
LA
7
DB7
W
RL
L
#
DMA
3
SCOR
DB2
DSS0 #
DMA
8
CKE
LA8
A
2
2
LA2
CS0
A
2
1
R
A
M
C
LK
CS0
DRA S0 #
U _ RXD
DMA
7
DB3
DB9
LA7
DMA
6
DB10
LA1
DB4
DB11
FC
+
DMA
5
T
C
-
T
C
+
DM
+
DB14
SD
-
SD
+
S
F
DR
DM
-
F
C
-
U _ TXD
WL
-
SENSOR1
LA6
DCA S #
DB12
DMA4
DB13
DB5
W
RL
L
#
DB13
DB12
DSA _ DATA
DQMH
DWE #
DB14
LA5
DMA
0
DB11
DB1 DB2 DB3
R
A
M
C
LK
DSS0
#
DB0
CKE DMA
0
DB5
DMA
9
DB4
DMA
8
DB6 DB7
DMA
5
DMA
1
DB6
DQMH
DMA
4
DMA
6
DMA
1
1
DMA
1
0
DMA
7
DMA
3
DB8 DB11 DB9 DB10 DB14 DB15 DB13 DB12
DQM A
2
1
D
CA
S
#
D
WE
#
A
2
2
D
RA
S
0
#
DB15
DB10
R
F
D
C
F F DR
S
COR
SQSO
TFDR
DMA
1
DSA _ ACK
S FDR
F R DR
S RDR
FE
SQCK
DQM
TRDR
V
C
DMA
1
1
MDP
DB9
LMD +
LMD
-
CLO CK
L
D
-
SW1
DEEMP
SQSO
SQCK
X
L
A
T
SENS
WL - SENSOR2
L
RCK
BCK
D
A
SBCK S
D
A
DB0
S
LR
CK
T
F
DR
T
R
DR
F
F
D
R
F
R
D
R
S
R
DR
V
C
MDP
PD
T
E
A B C D
E F
L
D
-
SW1
FE
R
F
D
C
LD
R
F
AC
R
F
AC
A
_
FR
E
_
MUT
E
A
_
FL
S
LR
CK
SBCK S
D
A
A
_
FR
A
_
FL
16
.
9M
16
.
9M
C
RI
N
J
W
2
W
L
-
SE
NSOR2 J
W
1
W
L
-
SE
NSOR1
DSO
DSO
D SI
D
SI
BKT
P
D
SC
LK
BKT
P
D
SC
LK
PST
3
PST
1
DDATA3
DDATA1
PST
C
LK
T
A
PST
C
LK
T
A
D
DA
T
A
0
D
DA
T
A
2
PST
0
PST
2
DDATA2
DDATA0
D
DA
T
A
0
PST
2
PST
0
+
15V
+
7V
LD T
C
+
E
A
G
ND
A
G
ND
A
G
ND
B A D F
C
-
MGND
T
C
-
PD V
C
OUT
C
V
C
A
G
ND
FC
+
F
V
C
OUT
OPEN
-
KEY
U
_
R
X
D
U
_
T
X
D
O
PEN
-
KEY1
AU
DI
O
_
MUT
E
S
P
DI
F
DOUT
DOUT
DEEMP
LMD
+
LMD
-
C
LOS
E
_
SW
AU
DI
O
_
MUT
E
RST
1
RST
1
CLOS E _ SW
OPEN _ SW
M
+
5V
DOOR
_
MOT
+
DOOR
_
MOT
-
U
_
R
X
D
1
RST2
RST
2
5V
T
E
A
_
OL
A
_
OR
L
D
-
SW2
DA
T
A
RST
1
RST
1
X
L
A
T
SENS DA
T
A
C
LO
CK
D
DA
T
A
2
D
DA
T
A
3
D
DA
T
A
1
E
_
MUT
E
-
15V
V
C
C5V
PA
2
VC
C33
PA
0
RST
1
L
D
-
SW2
PA
1
PA
2
PA
1 PA
0
A
-
G
A
-
G
A
-
G
+
15V
+
7V
V
C
C5V
-
15V
O
PEN
-
KEY
J
W
1
S
P
DI
F
A
-
G
A
_
OL
A
_
OR
DOOR
_
MOT
+
DOOR
_
MOT
-
O
PEN
_
SW
DM
-
P
USW
DM
+
SD
-
SD
+
PST
1
PST
3
C
RI
N
PUSW
D
SA
_
D
A
T
A
J
W
2
U
_
R
X
D
1
U
_
T
X
D
1
U
_
T
X
D
1
D
SA
_
A
C
K
MGND
U
_
R1
O
PEN
-
KEY1
U
_
T
1
DA
LRCK
BCK
D
G
N
D
D
G
ND
V
C
C33
VC
C33
D
G
ND
VC
C33
D
G
N
D
D
V
C
C33
+
5V
A
-
GND
A
-
GND
D
V
C
C33
+
3V
3
A
-
GND
+
3V
3
A
-
GND
A
-
GND
A
-
15V
A
-
15V
A
+
15V
A
+
15V
V
C
C
5V
+
15V
D
A
_
3
V
3
D
G
ND
D
G
ND
+
3V
3
V
3
3
D
G
N
D
A
-
15V
A
+
1
5V
V
C
C5V
+
3V
3
M
+
7V
D
V
C
C33
M
+
7V
A
-
GND
A
-
GND
D
G
ND
AGND
D
A
_
3
V
3
+
3V
3
+
5V
+
3V
3
M
+
5V
+
5V
+
3V
3
A
-
GND
VC
C33
V
C
C5V
+
5V
P
GND
P
GND
1V
8
V
C
C33
D
G
ND
+
3V
3
V
3
3
VC
C33
+
3V
3
-
15V
V
C
C5V
M
+
5V
D
G
ND
D
G
ND
D
G
ND
P
GND
P
GND
P
GND
P
GND
D
G
ND
AGND
AGND AGND
D
G
ND
P
GND
P
GND
P
GND
P
GND
P
GND
D
G
ND
A
-
GND
AGND
P
GND
D
G
ND
D
G
ND
+
3V
3
T
itle
Siz
e
D
ocum
e
nt
Num
ber
R
ev
D
at
e
:
S
heet
o
f
<
Doc
>
<
R
evC
ode
>
1
.
1
D
1
1
Th
ursday
,
Septem
b
e
r
10
,
2009
S
DRAM
6
4M
B
IT
S
D
RAM
K
4S64163
2D
-
6
F VR VC FCS
-
A C FCS
+
B TRK
+
LD VCC TRK
-
PD D E GND
8
.
5
m
A
D
ISC
IN
L
ODA
+
L
OAD
-
GND D
ISC
OUT
R11
0
220E
1
R22
220E
R79
15K
U4 4
Mx
1
6
SDR
A
M
(
6ns
)
V
C
C
1
DQ0
2
DQ1
4
V
S
SQ
6
DQ2
5
DQ3
7
V
C
CQ
3
DQ4
8
DQ5
10
V
S
SQ
12
DQ6
11
DQ7
13
V
C
CQ
9
DQML
15
WE
16
CA
S
17
RA
S
18
CS
19
A
1
1
35
A
1
0
22
A
0
23
A
1
24
A
2
25
A
3
26
V
C
C
14
V
S
S
28
A
4
29
A
5
30
A
6
31
A
7
32
A
8
33
A
9
34
NC
36
CKE
37
CLK
38
DQMH
39
NC
40
V
C
CQ
43
DQ8
42
DQ9
44
V
S
SQ
46
DQ10
45
DQ11
47
V
C
CQ
49
DQ12
48
DQ13
50
V
S
SQ
52
DQ14
51
DQ15
53
V
S
S
41
BA
0
20
BA
1
21
V
C
C
27
V
S
S
54
C52
473
R60
16K9
R35
27K
Q1 2
SC
8550
1
2 3
EC16
1
00
U
/
16
C84 104
RN3
220EX
4
1 2 3 4
5 6 7 8
C33 104
C11
7
301
C9 104
R9 10K
C12
104
R18 1M
U3 AM
S1
11
7
(
3V
3
)
IN
3
OUT
2
ADJ
1
out
4
R88 4K7
1 2
R109
100K
1
U7 B
D4
745G NC
1
SUB
2
GND
3
V
O
4
V
C
C
5
R12 470E
C14 104
EC9
2
20U
/
16
R29 2K2
1
C82 104
C13 104
C56 102
R47 470E
C107 301
L15
FB
-
600
U5 B
A
5979
T
IN
+
1
T
IN
-
2
FI
N
+
3
FI
N
-
4
GND
5
V
R
EFO
6
V
R
EFI
7
CI
N
1
8
CI
N
2
9
PV
C
C
10
RESET
11
CH2OR
12
CH2OF
13
CH1OR
14
RECO
31
REG
-
B
30
CH4BI
AS
29
CH4I
N
28
CH4I
N
27
SI
N
+
26
SI
N
-
25
PREV
C
C
23
PV
C
C
22
MUT
E
21
CH3OR
20
CH3OF
19
CH4OR
18
CH4OF
17
GND
16
SUB
32
CH1OF
15
CI
N
3
24
C11
4
301
R5
0E
L12
F
B
-
600
R98
10K
C59 102
C80 1nF
T
P
1
R90 200E
+
EC25 1
00u
F
/
25V
C92 301
R102
10K
U10 WM8725
LRCI
N
1
DI
N
2
BCKI
N
3
NC
4
CA
P
5
V
O
UT
R
6
GND
7
V
D
D
8
V
O
UT
L
9
MUT
E
10
NC
11
DEEMPH
12
FORMA
T
13
SCKI
14
R68
47K
R43
100K
C28 104
C38 104
C97 301
C88 104
C104 301
R81 220E
J3 C
ON5
-
2
.
0
1
1
2
2
3
3
4
4
5
5
R50 3K3
EC10
1
00
U
/
16
C42 103
R52
3K9
C60 104
C32 104
Q5 2
SC
9014
1
3 2
C87
104
EC12
2
2uF
/
16V
1
C19 101
C11
2
301
+
EC29
1
00u
F
/
16V
R6 4E7
R89 0E
R45 10K
R99
10K
U6 7
4HC
04
1A
1
1Y
2
2A
3
2Y
4
3A
5
3Y
6
GND
7
4Y
8
4A
9
5Y
10
5A
11
6Y
12
6A
13
V
C
C
14
R36
4K3
C85 104
R27 FB
-
600E
+ -
U
13A
N
E5
532A
3
1
8 4
2
R64
12K
R25 10K
U9 7
4HC
14
1A
1
1Y
2
2A
3
2Y
4
3A
5
3Y
6
GND
7
4Y
8
4A
9
5Y
10
5A
11
6Y
12
6A
13
V
C
C
14
C91 104
C108 301
L19
F
B
-
600
R28 2K2
1
C35 104
+
EC21 1
0uF
/
16V
J4 D
OOR
1 2 3 4 5
EC14 100U
C39 221
R84 100E
+
EC18 1
0uF
/
16V
C99 301
L4 1
0UH
2
1
R73
10K
R24
220E
1
R103
10K
D3 B
A
V
99
1
2
3
EC6
2
20U
/
16
+
EC4
1
00uF
/
16V
R41 3K3
C4
104
T
1
10X
3
6
C98 301
C105 301
C27 104
C11
5
301
R54
1K
R92 N
C
R17 220K
EC13 100U
EC8
2
U2
/
5
0V
1
C23 104
R100
10K
R37 10K
C69 104
R14
0E
L9 FB
2
1
L5
1
0UH
1
2
C21 15P
+ -
U13B N
E55
32A
5
7
8 4
6
R39
33K
R42 2K2
+
EC1
4
7uF
/
16V
R74
47K
L2 FB
C20 101
C89 104
Q4 8050
1
3 2
C11
0
301
L16
FB
-
600
R87 100E
R82 220E
R16 470K
EC5 4
70
U
/
16
C2 104
C1 104
R51
100K
R34 16K9
J
1
C
O
N
1
3X2
1
1
3
3
5
5
7
7
9
9
11
11
13
13
15
15
17
17
19
19
21
21
23
23
25
25
2
2
4
4
6
6
8
8
10
10
12
12
14
14
18
18
20
20
22
22
24
24
26
26
16
16
C61 104
C53 104
R95 220E
1 2
R33 15E
R69 2K2
L14 F
B
-
600
D4
B
A
V
99
1 2
3
C86
104
R104
10K
L6
1
0UH
2
1
R63
220E
R46
120K
C93 301
C16 683
R26 100E
C100 301
R23
220E
R80 1M
EC20
1
00U
/
16
C64 104
C8 104
L1 FB
2
1
C55 104
C29 104
C6
104
R55
10K
C11
6
301
EC7 100U
1
C11
1
301
U
1
2
C
X
A2581N
LD
1
PD
2
EQI
N
3
PCSM
4
GND
5
A
6
B
7
C
8
D
9
E
10
F
11
SW
12
DV
C
C
13
DV
C
OUT
14
DCOFSET
30
FRDCI
29
RFDCO
28
V
C
OUT
27
RFC
26
V
F
C
25
BST
24
V
C
C
22
CE1
21
CE
20
T
B
A
L
19
T
E
18
FE1
17
FE
16
RFA
C
15
RFG
23
R108
1
K
1
/
2W
R93 75E
C5 47P
L20
FB
-
600
L8 1
0UH
EC27 100U 1
C54
221
R66 220E
+
EC11
1
0uF
/
16V
C17 15P
C48 272
C81 104
C71
104
R44
10K
R70 3K3
C3 104
R76
470E
C90 104
L3 FB
2
1
R77
10K
R65
10K
C47 681
+
EC28 1
0uF
/
16V
C45
104
R21
220E
R67
12K
U1
AM
29L
V
1
60DB
A
1
5
1
A
1
4
2
A
1
3
3
A
1
2
4
A
1
1
5
A
1
0
6
A
9
7
A
8
8
NC
9
NC
10
W
11
RP
12
V
P
P
13
DU
/
WP
14
NC
15
NC
16
A
1
7
17
A
7
18
A
6
19
A
5
20
A
4
21
A
3
22
A
2
23
A
1
24
A
0
25
E
26
GND
27
G
28
DQ0
29
DQ8
30
DQ1
31
DQ9
32
DQ2
33
DQ10
34
DQ3
35
DQ11
36
V
C
C
37
DQ4
38
DQ12
39
DQ5
40
DQ13
41
DQ6
42
DQ14
43
DQ7
44
DQ15
/
A
_
1
45
GND
46
BYT
E
47
A
1
6
48
R85 10K
+
EC17 1
0uF
/
16V
C94 301
C101 301
J5
6pin
/
2
.
0MM 1
1
2
2
3
3
4
4
5
5
6
6
R57
150K R15
0E
C49 331
C67 10P
L17
FB
-
600
C65 104
C31 104
EC23
1
00
U
/
16
R49
47K
EC26 10U
1
C10 104
R32 15K
C15 104
+
EC3
2
20uF
/
16V
C51 152
R75 10K
R11 10K
C34 104
C83
104
R30 120K 1
C50 102
R86 10K
U14 BA
6
287
OUT
1
1
V
M
2
V
C
C
3
FI
N
4
RI
N
5
V
R
EF
6
OUT
2
7
GND
8
C22 104
R13 1K5
R2 N
C
(
100K
)
1
R38 220E
D5 IN
4148
1
2
U15 N
C
(
H
T
4
8R01
)
V
C
C
1
OSC1
2
OSC2
3
RES
4
PA
2
5
PA
1
6
PA
0
7
GND
8
R83 220E
C70 104
C11
104
+
EC24 1
00u
F
/
25V
X
2
33
.
8688M
FB2 FB120
C46 474
C95 301
C102 301
X
1
16
.
9344M
Q2 8550
1
2 3
R40 2K2
C7 104
C24
104
+
EC22 1
0uF
/
16V
C58 331
R10
10K
M
C
F
52
49LAG120
U2
SCL
/
QSPI
_
CLK
1
CS0
2
A
2
1
3
A
1
1
4
A
1
0
5
A
9
6
A
1
8
7
A
1
7
8
BCLK
/
GPI
O
10
9
SCLK
_
OUT
/
GPI
O
15
10
BCLKE
11
SDA
/
QSPI
_
DI
N
12
DA
T
A
2
4
13
A
2
2
14
SDUDQM
15
EF
/
GPI
O
19
16
DA
T
A
2
5
17
DA
T
A
2
6
18
DA
T
A
2
7
19
PA
D
-
GND
20
DA
T
A
2
8
21
DA
T
A
2
9
22
SDA
T
A
3
/
GPI
O
56
23
DA
T
A
3
0
24
TEST2
37
SDCS1
38
SDATA1 _ BS1 / GPIO9
39
SDRAS
40
SDCAS
41
SDWE
42
SDLDQM
43
GPIO5
44
QSPI _ CS0 / GPIO29
45
QSPI _ DOUT / GPIO26
46
GPIO6
47
DATA21
48
DATA19
49
QSPI _ CS2 / GPIO21
50
DATA20
51
DATA22
52
PLLPA
D
GND
85
PLLPA
D
V
D
D
86
PLLCOREGND
87
PLLCOREV
D
D
88
ID
E
-
DI
O
W
/
GPI
O
14
89
CRI
N
90
ID
E
-
DI
O
R
/
GPI
O
13
91
ID
E
-
IO
RDDY
/
GPI
O
16
92
MCLK1
/
GPO39
93
MCLK2
/
GPO42
94
X
T
R
IM
/
GPO38
95
T
R
ST
/
DSCLK
96
CORE
-
V
D
D
97
RW
_
B
98
T
M
S
/
BKPT
99
CORE
-
GND
100
T
C
K
101
PA
D
-
GND
102
PST
3
/
GPI
O
62
103
V
N
PST
C
LK
/
GPO63
104
PST
1
/
GPI
O
60
105
PA
D
-
V
D
D
106
PST
2
/
GPI
O
61
107
PST
0
/
GPI
O
59
108
CS1 / GPIO58
129
CORE - GND
130
A1
131
TIN1
/
GPIO23
132
A2
133
A3
134
PAD - GND
135
A4
136
A6
137
A5
138
A8
139
A7
140
COPE - VDD
141
A12
142
TEST1
143
PAD - VDD
144
BUFFNB1
/
GPI
O
57
25
DA
T
A
3
1
26
CORE
-
V
D
D
27
A
1
3
28
CORE
-
GND
29
A
2
3
30
A
1
4
31
A
1
5
32
A
1
6
33
PA
D
-
V
D
D
34
A
1
9
35
A
2
0
36
DATA18
53
DATA23
54
DATA17
55
PAD
-
VDD
56
DATA16
57
CFLG / GPIO18
58
EBUOUT1 / GPO36
59
CORE _ GND
60
EBUIN3 / ADIN0 / GP138
61
EBUIN2 / GPL37
62
CORE
-
VDD
63
SCL2
/
GPIO3
64
RST1
65
TOUT1 / ADOUT / GPO35
66
LRCK2 / GPIO44
67
OE
68
SDA2 / GPO55
69
SDATAO2
/
GPO41
70
SCLK2
/
GPIO48
71
PAD - GND
72 PLLGRDGND
84
PLLGRDV
D
D
83
EBUI
N
1
/
GPI
3
6
82
SDA
T
A
I1
81
T
A
/
GPI
O
20
80
SCLK4
/
GPI
O
50
79
SCLK
78
SDA
T
A
1
4
/
GPI
4
2
77
LRCK4
76
LRCK1
75
DA
T
A
O
1
/
GPI
O
25
74
T
E
ST
3
73
RXD1 / GPI27
128
TXD1 / GPO27
127
EBUIN4 / ADIN1 / GPI39
126
RTS1
_
B
/
GPO30
125
TXD2 / GPO28
124
CTS1 _ B / GPI30
123
SDATAI3 / GPI41
122
RTS2 _ B / GPO31
121
TDSO
120
PXD2 / GPI28 / ADIN2
119
DDATA0
/
GPIO0
118
CTS2
_
B
/
ADIN3
/
GPI31
117
DDATA2 / GPIO2
116
DDATA1 / GPIO1
115
TOUT0 / GPO33
114
DDATA3 / GPIO4
113
HI - Z
112
TIN0
/
GP133
111
TEST0
110
TDI / DSI
109
CN1 C
ON14
-
2
.
0
6 7 8 9 10 11 12 13 14 1 2 3 4 5
D6 3V
9
1
2
R19 10K
C41
102
R71
2K2
+
EC2
4
70uF
/
16V
R1
10K
C11
3
301
R78
150K
C37 104
Q3 8050
1
3 2
R72 470K
D2
B
A
V
99
1 2
3
L21
F
B
-
600
R61
33K
R31 100K
EC19
100U
C43 104
R101
10K
C25 104
C62 104
R91 6
.
2K
1
2
C57 272
C18 101
R94 6K8
1 2
L10
F
B
65E
/
1
00m
H
C106 301
C30 104
J2
KSM
-
213
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
R8 470K
EC15 100U
C
N
2
C
ON14
-
2
.
0
6 7 8 9
10 11 12 13 14
1 2 3 4 5
U8
1
1
1
7
-
1
.
8V
IN
3
OUT
2
ADJ
1
out
4
C26 104
C63
332
R48
15K
C68 104
R7
10K
C66
10P
R4
4K7
C44 104
L13
FB
-
600
R62
820K
U11 C
X
D
3068Q
T
E
41
CE
42
RFDC
43
A
D
IO
44
A
V
S
S0
45
IG
EN
46
A
V
D
D0
47
A
S
YO
48
A
S
Y1
49
RFA
C
50
A
V
S
S1
51
CLTV
52
FI
L
O
53
FI
L
I
54
PCO
55
A
V
D
D1
56
BI
AS
57
V
C
T
L
58
V
1
6M
59
V
P
CO
60
DVDD2
61
ASYE
62
MD2
63
DOUT
64
LRCK
65
PCMD
66
BCK
67
EMPH
68
XTSL
69
DVSS2
70
XTAI
71
XTAO
72
SOUT
73
SOCK
74
XOLT
75
SQSO
76
SQCK
77
SCSY
78
SBSO
79
EXCK
80
DV
D
D0
1
X
R
ST
2
MUT
E
3
DA
T
A
4
X
L
A
T
5
CLOK
6
SENS
7
SCLK
8
A
T
S
K
9
WFCK
10
X
U
GF
11
X
P
CK
12
GFS
13
C2PO
14
SCOR
15
C4M
16
WDCK
17
DV
S
S0
18
COUT
19
MI
R
R
20
DFCT
21
FOK
22
PWMI
23
LOCK
24
MDP
25
SSTP
26
FSTO
27
DVDD1
28
SFDR
29
SRDR
30
TFDR
31
TRDR
32
FFDR
33
FRDR
34
DVSS1
35
TEST
36
TES1
37
VC
38
FE
39
SE
40
C40
221
L18
FB
-
600
R96 100K
1 2
R3
4K7
C96 301
L11
FB
-
600
R97
10K
C103 301
C109 301