DV-SP500
SCHEMATIC DIAGRAM - 2
U2
U2
: DISPLAY CIRCUIT PC BOARD
(NADIS-7606)
A
1
2
3
4
5
B
C
D
E
F
G
H
P 7 0 1
Q701
MPD780232GC
+5V
24
10G
71
11G
70
12G
69
13G
68
14G
67
1 9 2 L E D
4 1
1G
80
2G
79
3G
78
4G
77
5G
76
6G
75
7G
74
8G
73
9 6 L E D
4 2
9G
72
G N D 1 5
G N D 2 1 8
I N I T 1 1 9
I R I N 1 6
K0
22
K1
21
K 2 2 0
L E D O
4 6
L T 1 1 4
MSO_0
3
8
MSO_1
3
7
MSO_2
3
6
N C 1 1 3
NC3
34
NC4
35
N C 5
4 7
N C 6
4 8
N C 7
4 9
O P C L E D
4 5
P1
66
P 1 0
5 5
P 1 1
5 4
P 1 2
5 3
P 1 3
5 2
P 1 4
5 1
P 1 5
5 0
P2
65
P3
64
P4
63
P5
62
P6
61
P 7
5 8
P 8
5 7
P 9
5 6
P L Y L E D
4 3
P O N 1 1
R232BUSY
29
R232REQ
2
8
R232SCK
3
1
R232SI
30
R232SO
32
R E M O 1 5
R E S E T 6
S I 8
S O 9
STBYLED
39
S T P L E D
4 4
SYSIN
2
6
SYSOUT
27
S Y S R E S E T 1 2
TEST
33
V C O F F 1 7
VDD0
25
V D D 1 1
V D D 2
5 9
VLED
40
V L O A D
6 0
VSS0
23
V S S 1 2
X 1 4
X 2 3
X R D Y 1 0
X S C K 7
R 7 9 0 1 0 K
R 7 8 9
1 0 K
R 7 9 8
N C
C 9 9 1
S 9 9 1
P981
E L E N T . P O U R U N E P R O T E C T I O N P E R M A N E N T E , N ' U T I L I S E R
ATTENTION
F O R C O N T I N U E D P R O T E C T I O N A G A I N S T F I R E
A G A I N S T F I R E H A Z A R D , R E P L A C E
R A T I N G R E F E R T O T H E M A R K I N G A D J A C E N T T O T H E S Y M B O L .
I N D I Q U E L A Q U L E P R E S E N T S Y M B O L E S T A P P O S E .
Q U E D E S F U S I B L E S D E M E M E T Y P E . C E D A R N I E R E S T
C E S Y M B O L E I N D I Q U E Q U E L E F U S I B L E U T L I S E E S T
H A Z A R D , R E P L A C E W I T H S A M E T Y P E F U S E . F O R F U S E
T H I S S Y M B O L L O C A T E D N E A R T H E F U S E I N D I C A T E S
T H A T T H E F U S E U S E D I S S L O W O P E R A T I N G T Y P E
V
A
E T C A L I B R A T I O N C O M M E I N D I Q U E .
D ' I N C E N D I E , R E M P L A C E R U N I Q U E M E N T
P E R M A N E N T E C O N T R E L E S R I S Q U E S
A F I N D ' A S S U R E R U N E P R O T E C T I O N
P A R U N F U S I B L E D E M E M E T Y P E
V
A
F O R C O N T I N U E D P R O T E C T I O N
A N D R A T I N G I N D I C A T E D .
O N L Y W I T H F U S E O F S A M E T Y P E
CAUTION
P 9 8 2 A ( B R O W N )
P 9 8 2 B ( W H I T E )
P 9 8 2 B ( B R O W N )
P 9 8 2 A ( B R O W N )
C N 2
R 7 8 5
P 9 8 1 A
C N 1
P710A
Q724
2S
Q723
2S
D 7 0 2
U D Z S 5 . 6 B
D 7 0 1
1 S S 3 5 2
Q 7 0 4
R N 2 4 0 3
Q 7 0 5
R E M S E N S
Q 7 0 3
B M R - 0 1 0 1 D
G I
O
X701
5.00MHZ
C703
22/50
C 7 0 4
1 0 0 / 6 . 3
C701
100/6.3
C706
223Z
C702
104Z
P731
φ
ω
E N T E R
ψ
χ
S 7 3 1
N P S - 1 1 5 - S 6 7 3
5
3
4
2
1
6
7
JL771B
JL771A
S708
OPEN
S707
UP
S706
DOWN
S709
PAUSE
S710
STOP
S711
PLAY
S712
CLEAR
S713
RANDOM
S714
REPEAT
S715
MEMORY
S705
DISPLAY
S701
T.MENU
S702
MENU
S703
SETUP
S704
RETURN
S721
V_OFF
S722
DIMMER
S723
STANDBY
R 7 9 7 1 0 K
R 7 5 4
1 0 0
R799
0
R753
R 7 8 8
1 0 K
R 5 5 2
0
R781
R780
R786
R787
R782
10K
R 7 1 4
4 . 7 K
R759
0
R752
R751
R701
1M
R 7 0 2
0
R 7 0 3
0
R 7 0 4
0
R 7 0 5
0
R 7 0 6
0
R 7 0 7
0
R 7 0 8
0
R711
0
R709
0
R710
0
R712
0
R713
0
R717
2.7K
R718
2.7K
R719
2.7K
R758
100
R755
100
R756
100
R757
100
R720
R722
0
R723
R724
R725
1K
R727
R726
0
R 7 1 6
2 2 0 K
R 7 1 5
4 7 K
R 7 4 5
3 . 9 K
R 7 4 6
1 0 K
R 7 3 8
3 . 9 K
R 7 3 9
1 0 K
R 7 4 7
3 9 0
R 7 4 8
4 7 0
R 7 4 9
8 2 0
R 7 5 0
1 K
R 7 4 4
1 . 8 K
R 7 3 7
1 . 8 K
R 7 3 3
3 9 0
R 7 3 4
4 7 0
R 7 3 5
8 2 0
R 7 4 0
3 9 0
R 7 4 1
4 7 0
R 7 4 2
8 2 0
R 7 4 3
1 K
R 7 3 6
1 K
R773
R 7 7 1
1 . 8 K
R 7 7 2
3 . 9 K
Q 7 2 1
R N 1 4 0 7
D721
STANDBY
Q702
FL-545
10G
1
4
11G
1
5
12G
1
6
13G
1
7
14G
1
8
1G
5
2G
6
3G
7
4G
8
5G
9
6G
10
7G
11
8G
12
9G
13
F1
48
F2'
1
P1
30
P10
39
P11
40
P12
4
1
P13
4
2
P14
4
3
P15
4
4
P2
31
P3
32
P4
33
P5
34
P6
35
P7
36
P8
37
P9
38
K 0
S T B _ L
V O F _ L
K 1
MSO_0
MSO_1
MSO_2
INIT1
K0
K1
K2
REMO
VOF_L
STB_L
MSO_0
MSO_1
MSO_2
SRESET
232SO
232SCK
232SI
232BU
232RE
SYSOUT
SYSIN
K0
K1
K 2
D O W N
U P
F L _ O N / O F F
E N T E R
R I G H T
L E F T
S Y S I N
232SI
1 9 2 _ L
K 2
R I
232RE
232BU
9 6 _ L
I N I T 1
P L Y _ L
S Y S O U T
S T P _ L
V C O F F
LT1
VCOFF
IRIN
RI
RESET
232RE
PON
232BU
XRDY
232SI
SO
232SCK
SI
232SO
XSCK
O P C _ L
I R I N
R E M O
L T 1
R E S E T
P 1 5
P O N
P 1 4
X R D Y
FLAC2
FLAC1
-27V
E+5V
GND
VCOFF
IRIN
RI
RESET
232RE_1
PON
232BU_1
XRDY
232SI_1
SO
232SCK
SI_1
232SO
XSCK
SRESET
LT1
P 1 3
S O
P 1 2
S I
P 1 1
X S C K
P 1 0
P 9
P 8
P 7
P6
P5
P4
P3
P2
P1
14G
13G
12G
11G
10G
9G
8G
7G
6G
5G
4G
3G
2G
1G
FL_ON/OFF
P15
P14
P13
P12
P11
P10
P9
P8
P7
P6
P5
P4
P3
P2
P1
14G
13G
12G
11G
10G
9G
8G
7G
6G
5G
4G
3G
2G
1G
NCSW-7613
NAPS-7610
USED 24150021A NGPS-0021
USED 24150020A NGPS-0020
DVSP500MDD1N/MJJ2N
Integra Others
R799 NC 0
R798 0 NC
0
10K
56K
68K
33K
5.6K
33K
27K
5.6K
5.6K
8.2K
-
R721
R720
MDD1N
MJJ2N
MUR6P
MUS4P
MUT3P
MUP2P
Destination
OTHERS
T o P 9 0 2
N C
Q 7 0 6
2
4
5
3
1
B D 4 7 4 2 G
T H E C O M P O N E N T S I D E N T F I E D
A R E C R I T I C A L F O R S A F E T Y .
R E P L A C E O N L Y W I T H P A R T N U M B E R S P E C I F I E D .
.
. V O L T A G E ( M E A S U R E D W I T H
I S D C V O L T A G E . ( N O I N P U T S I G N A L )
. E L E C T R O L Y T I C C A P A C I T O R S (
. A L L C A P A C I T O R S A R E I N p F / 5 0 W V U N L E S S O T H E R W I S E N O T E D .
E X ) 0 3 0 3 p F 3 3 0 3 3 p F 3 3 1 3 3 0 p F 3 3 3 0 . 0 3 3 u F
A L L R E S I S T O R S A R E I N O H M S 1 / 4 W A T T S U N L E S S O T H E R W I S E N O T E D .
. T H E T H I C K L I N E S O N P C B O A R D A R E T H E P R I N T I N G S I D E O F T H E P A R T S .
E X )
P R I N T I N G S I D E
C I R C U I T I S S U B J E C T T O C H A N G E F O R I M P R O V E M E N T .
.
.
N O T E
To NAAR-7605
Output terminal PC board
GND
U3
: INLET
TERMINAL PC BOARD
U6
: POWER SWITCH
PC BOARD
U5
: STANDBY LED
PC BOARD (NADIS-7612)
U20
: POWER SUPPLY UNIT
NC
0
1K
NC
NC
www. xiaoyu163. com
QQ 376315150
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2
9
8
TEL 13942296513
9
9
2
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9
4
2
9
8
0
5
1
5
1
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6
7
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Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299