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U
DPX-MP7050
QQ
3 7 63 1515 0
POWER AMP
IC12
0V
2
PGND2
1
0V
R422
TAB
0
5.0V
4
3
6.8V
OUT2-
STBY
14.3V
6
5
6.8V
OUT2+
VCC1
0V
8
7
6.8V
OUT1-
PGND1
9
6.8V
C459
OUT1+
33u16
6.8V
10
SVR
+
C402
C403
R427
0.47
0.47
0
6.7V
12
IN2
C242
C238
R240
11
6.7V
0.47
0.47
0
6.7V
14
IN1
IN4
13
0V
SGND
R419
C458
C460
3.3K
2.2
2.2
6.7V
16
15
6.7V
ACGND
IN3
0V
18
17
6.8V
OUT3+
PGND3
14.3V
6.8V
20
19
OUT3-
VCC2
21
6.8V
5.1V
D402
OUT4+
23
6.8V
R418
R423
OUT4-
25
NC
0
1K
4.4V
22
MUTE
R428
0V
24
D403
PGND4
220
Q201,202,301,302
MUTE DRV
C336
R333
10u16
470
8
+
0V
Q302
D405
4.7K
0V
0V
Q202
0V
4.7K
C236
0V
10u16
R233
9
+
470
C334
R330
10u16
470
11
+
0V
Q301
D404
4.7K
0V
0V
TE
L 13942296513
Q201
0V
4.7K
C234
0V
10u16
R230
10
+
470
R5 20K
D5
0.6V
14.3V
14.3V
R18
Q6
Q7
D9
27K
38
0V
R15
0V
10K
Q6,7
13.6V
15
P-ANT
0u25
SW
0.1V
R25
0.7V
12.4K
37
Q8
P-CON
SW
0V
D10
0V
Q5
5.1V
0V
AMP
CONT
SW
5.1V
24
22
Q2
0V
0.7V
ACC,
0V
BU
DET
0.7V
5.0V
ILL
SW
Q3
SW
0V
21
47K
23
47K
0V
D1
R2 10K
R1 10K
5.0V
R45
4.0V
5.1V
www
220
R42
0V
Q1
39K
Q30
10K
0V
0V
0V
10K
0V
Q1,30
BU DET SW
22
MAIN UNIT (5/5)
V
3
5
7
9
R345
C329
C328
0
0.47
0.47
R238
C240
C229
0
0.47
0.47
17
19
21
23
D412
R335
100
CN7
C463
1
R
R235
L
100
R332
PRE OUT
100
R
C462
L
1
R232
100
D507
D4
4
DC IN
SP OUT
CN1
REAR
FL+
21
8
9
RL+
17
FL-
23
7
10
RL-
3
19
FR-
R9 1K
7
6
11
13
RR-
3
D6
FR+
9
5
12
RR+
5
P ANT
4
4
13
AMP
CON
13
P CON
3
3
14
NC
9
10
11
ACC
2
2
15
ILL
8
7
6
R7
GND
10K
1
16
0V
L1
B.U
x
ao
DPX-MP7050 (1/2)
.
i
FRONT
W
DTA123JK
2SB1188
DTC114YUA
DTC143TUA
2SD1819A
IMD16A
2SB1548
NJM4565MD
DAN202K
DA227
TC4066BF
TC74HCT7007AF
Q Q
3
6 7
PANEL MECHA
(D40-1184-05)
1
2 3
4
5
6
7 8
9
1
12
13
14
15 16
5
4
3
2
1
CONTROL-
CAUTION : For continued safety, replace safety critical
CN901
components only with manufacturer's recommended parts
2/2
(refer to parts list).
A
Indicates safety critical components. To reduce the risk of
u163
SUB-
electric shock, leakage-current or resistance measurements
y
CN601
shall be carried out (exposed parts are acceptably insulated
2/2
from the supply circuit) before the appliance is returned to
DC CORD
the customer.
B
(E30-6332-08)
• DC voltages are as measured with a high impedance
voltmeter. Values may vary slightly due to variations
between individual instruments or/and units.
X
2 9
9 4
8
FMW1
5
3
1
2
2SC4081
DAP202U
DA204K
DA204U
DTA114YUA
TC7SHU04FU
1 3
1 5
0 5
8
2 9
NJM4580V
TC74HC4050AFT
BA033LBSG
UPC29L33T
m
co
.
Y
2 8
9 9
1
2SB1184
DTA114EUA
DTA124EUA
DTA143EUA
DTC114EUA
2
DTC124EUA
DTC144EUA
02CZ12-X
02CZ18-Y
02CZ5.1-Y
02CZ6.2-X
3
02CZ6.8-X
02CZ7.5-X
02CZ8.2-Y
MCH6101
9 4
2 8
9 9
4
5
6
7
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