Marantz PM7000 Service Manual

4
TA7317P (Position NO.7290)
7
4
6
9
5
8
1
3
2
Q1
Q2
Q3
Q4
R1
R2
Q5
Q6
Q7 Q10 Q11
Q13
Q12
Q9Q8
Q19
Q20
Q18
R5
Q17Q16Q15Q14
R4
R3
OR
DETECT
(POWER ON/OFF)
MUTING
DISCHAGE
SCHMITT
REGULATOR
RELAY
DRIVE
2
3
7
8 9
SUB
STRAGHT
5
6
4
GND
1
DETECT
(IDC VOLAGE)
DETECT
(OVER CURRENT)
TA7317P
8 10 9 7
4
6
VZ
PRE
DRIVER
INPUT LOGIC
IN
2
1
5
GND
IN1
23
OUT1P1
LB1641
LB1641
LB1641(Position NO.7402)
V-
+INPUT
-INPUT
OUTPUT
V+
NJM2068
18
27
36
4
A OUTPUT
A -INPUT
A +INPUT
V-
5
V+
B OUTPUT
B-INPUT
B+INPUT
A
B
NJM2068
NJM2068 (Position NO.7501,7502,7503)
12
43
1 2
4 3
PC817
PC817 (Position NO.7269,7270)
NJM2114(Position NO.7555,7655)
NJM2114
5
A
B
VCC1P2OUT2VCC2
A OUTPUT
A -INPUT
A +INPUT
V-
18
27
36
4
V+
B OUTPUT
B-INPUT
B+INPUT
V+
V-
OUTPUT
+INPUT
-INPUT
NJM2114
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Marantz PM7000 Specifications

General

Brand	Marantz
Model	PM7000
Category	Amplifier
Language	English