Integra DPS-7.3, Service Manual

Page: 21 / 48

DPS-7.3
SCHEMATIC DIAGRAM-3
A
1
2
3
4
5
B C D E F G H
R 7 9 2
0
R 7 9 1
0
P701B
-27V
5
232BU
15
232RE
13
232SCK
19
232SI
17
232SO
21
EVER+5V
6
FLAC1
4
FLAC2
3
GND1
7
GND2
9
IR_IN
2
LT1
10
PON
14
RESET
12
RI
11
SCK
22
SI
20
SO
18
SRESET
1
VCOFF
8
XRDY
16
Q701
MPD780232GC
+5V
24
10G
71
11G
70
12G
69
13G
68
14G
67
192LED 41
1G
80
2G
79
3G
78
48LED 48
4G
77
5G
76
6G
75
7G
74
8G
73
96LED 42
9G
72
FL_ON/OFF
35
GND1 5
GND2 18
INIT1 19
IRIN 16
K0
22
K1
21
K2 20
LEDO 46
LT1 14
MSO_0
38
MSO_1
37
MSO_2
36
NC1 13
OPCLED 45
P1
66
P10 55
P11 54
P12 53
P13 52
P14 51
P15 50
P2
65
P3
64
P4
63
P5
62
P6
61
P7 58
P8 57
P9 56
PAUSELED 47
PLYLED 43
PON 11
POWERLED 49
R232BUSY
29
R232REQ
28
R232RESET
34
R232SCK
31
R232SI
30
R232SO
32
REMO 15
RESET 6
SI 8
SO 9
STBYLED
39
STPLED 44
SYSIN
26
SYSOUT
27
SYSRESET 12
TEST
33
VCOFF 17
VDD0
25
VDD1 1
VDD2 59
VLED
40
VLOAD 60
VSS0
23
VSS1 2
X1 4
X2 3
XRDY 10
XSCK 7
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
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
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
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
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
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
C N 2
S 9 9 1
P O W E R S W I C H
P 9 8 2 A
P 9 8 2 B
P 9 8 2 D
P 9 8 2 C
R 7 8 5
P710A
P 9 8 1 A
P 9 8 1 B
P982 CN1
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
P I C - 3 7 0 4 3 T H 2
R E M S E N S
Q 7 1 2
B D 4 7 4 2 G
G I
O
X701
5.00MHZ
C703
22/50
C 7 0 4
1 0 0 / 6 . 3
C701
100/6.3
C991 103M
C706 223Z
C702 104Z
P731
7
6
5
4
3
2
1
E N T E R
S 7 3 1
N P S - 1 1 5 - S 6 7 3
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
VIDEO
CIRCUIT
OFF
S722
DIMMER
S723
STANDBY
R 7 9 0
1 0 K
R 7 8 9
1 0 K
R 7 8 8
1 0 K
R759
0
R713
0
R712
0
R711
0
R710
0
R709
0
R 0 5 2
0
R 7 1 5
4 7 K
R 7 0 8 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 0 6 0
0
R 0 5 9
0
R 7 4 6
1 0 K
R057
0
R058
0
R731
100
R055
0
R722
0
R 0 5 4
0
R 7 0 2 0
R 0 5 3
0
R 7 1 4
4 . 7 K
R 0 5 6
0
R 7 4 0
3 9 0
R 0 5 1
0
R758
100
R751
100
R756
100
R757
100
R754
100
R 0 4 1
0
R777
100
R776
100
R730
100
R732
100
R760
470
R728
470
R729
470
R727
NC
R726
0
R724
0
R725
NC
R723
NC
R786
NC
R787
NC
*R721
*R720
R782
10K
R753
NC
R752
NC
R755
NC
R701
1M
R717
2.7K
R718
2.7K
R719
2.7K
R 7 1 6 2 2 0 K
R 7 4 5
3 . 9 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 1
4 7 0
R 7 4 2
8 2 0
R 7 4 3
1 K
R 7 3 6
1 K
R774
470
R773
470
R 7 7 1
1 . 8 K
R 7 7 2
3 . 9 K
Q 7 0 8
R N 1 4 0 7
Q 7 0 7
R N 1 4 0 7
Q 7 0 6
R N 1 4 0 7
Q 7 1 1
R N 1 4 0 7
Q 7 1 0
R N 1 4 0 7
Q 7 0 9
R N 1 4 0 7
Q 7 2 2
RN1407
Q 7 2 1
RN1407
D709 D710 D705
PLAY_LED
D704
STOP_LED
D703
OPEN_LED
D708
48_LED
D707
192_LED
D706
96_LED
D721
STANDBY
D722
VIDEO CIRCUIT_OFF
Q702 FL tube 1 4 - B T - 6 8 G N K
10G
14
11G
15
12G
16
13G
17
14G
18
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
41
P13
42
P14
43
P15
44
P2
31
P3
32
P4
33
P5
34
P6
35
P7
36
P8
37
P9
38
OPC_L STP_L PLY_L
96_L
192_L
48_L 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
E N T E R
R I G H T
L E F T
S Y S I N
1 9 2 _ L K 2 R I
232RE 232BU 232SI
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
VCOFF
LT1
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
4 8 _ L
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 GND LT1_1 RI RESET 232RE_1 PON 232BU_1 XRDY 232SI_1 SO 232SCK SI_1 232SO XSCK SRESET IRIN
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
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
N C
0
M J J
NCDIS-7666
NADIS-7665
NGPS-0020-1
NAPS-7672
All LED is orange
R e d
B l u e
8 . 2 k
1 0 0 - 2 4 0 V 5 0 H z / 6 0 H z
FUSE 1.6A 120V
1 0 0 V 5 0 H z / 6 0 H z
M J J
O T H E R
1 2 0 V / 5 0 H z
or KRC107S
or KRC107S
o r K R C 1 0 7 S o r K R C 1 0 7 S o r K R C 1 0 7 S o r K R C 1 0 7 S o r K R C 1 0 7 S
D 7 0 6 , D 7 0 7 , D 7 0 8
S E L 4 9 1 0 D - D
D 7 0 3 , D 7 0 4 , D 7 0 5
S E L 2 E 1 0 C
o r K R C 1 9 7 S
o r T R A 1 0 3 S
* R 7 2 1
* R 7 2 0
-27V
FLAC2 FLAC1
POWER_ON
EVER+5V
GND0
M+5V
GNDM
SW+12V
GND1
SW+5V
GND2
SW+3.3V
GND3
to P901 (Output terminal PC board)
R 7 5 1 , R 7 5 6 , R 7 5 7 D P S - 7 . 2 O n l y
A C I N
5 6 k
1 0 k 3 3 k
5 . 6 k
2 7 k
6 8 k 5 . 6 k
3 3 k
5 . 6 k
POWER SUPPLY UNIT
M D D M U R M U S M U T M U P
U2 : DISPLAY CIRCUIT PC BOARD
U3 : STANDBY LED PC BOARD
A V
CAUTION
FOR CONTINUED PROTECTION
AGAINST FIRE HAZARD. REPLACE
ONLY WITH FUSE OF SAME TYPE
AND RATING INDICATED.
ATTENTION
AFIN D' ASSURER UNE PROTECTION
PERMANENTE CONTRE LES RISQUES
D'INCENOIE. REPLACER UNIOUEMENT
PAR UN FUSIBLE DE MEME TYPE
ET CALIBRATION COMME INDIQUE.
A V
U7 : INLET TERMINAL PC BOARD
NAPS-7672
U4 : POWER SWITCH PC BOARD
NASW-7667
To Output treminal PC board P701A
21/48
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