Accuphase P-7100, Service Information

Page: 19 / 23

Lch
Lch
to
P
O
W
E
R
A
M
P
L
c
h
A
ss
'y
K2
GND
+24V
-24V
from PROTECTION Ass'y K2
-24V
-3
dB
-6
dB
-1
2dB
-3dB
-6dB
-12dB
+24V
-24V
+24V
-24V
+18V
-18V
1A
1G
2G
JK3
302-0115-00
270
k
R7
2
3
1
1G
JK1
302-8011-00 270k
R1
3
270k
R5
1 2 3 4 5
10 9 8 7 6
R
ELAY1
3
62-
2
234-00
D1
MA165
470F
R11
470F
R4
1 2 3 4 5
10
9 8 7 6
RELAY7
362-2234-00
D16
M
A165
470F
R30
470F
R35
Rch
Rch
1A
1G
2G
JK4
302-0115-00
270k
R3
9
2
3
1
1G
JK2
302-8011-00 270k
R2
9
270k
R3
4
23
.2kF
R3
1
23.2kF
R33
1.00kF
R32
1.00kF
R38
649F
R26
412F
R18
1.27kF
R28
412F
R16
1.27kF
R21
1 2 3 4 5
10 9 8 7 6
R
ELAY2
3
62-
2
234-00
649F
R12
1.00kF
R1
1.00kF
R8
23.2kF
R9
2
3
.2kF
R6
BRIDGE
+24V
-24V
D15
M
A
165
1 2 3 4 5
10
9 8 7 6
RELAY6
362-2234-00
GND
R-BAL+
R-BAL-
GND
L-BAL+
L-BAL-
GND
GND
to
PO
W
E
R AMP Rch Ass'y K2
fr
o
m
G
A
IN
S
ELE
CTOR A
ss'y
K
1
250V
100n
C16
250V
100n
C21
250V
100n
C2
250V
100n
C8
1A 2A
3A
4A
5A
S1A
336-3903-00
5B
2B
3B
4B
1B
S1B
336-3903-00
BRG
NOR
DMO
BRG
NOR
DMO
+24V
BAL-RLY-
330p
C9
330p
C3
330p
C22
330p
C17
1
2
3
4
K3
308-0420-00
1 2 3 4 5
10 9 8 7 6
R
ELAY5
3
62-
2
234-00
1 2 3 4 5
10 9 8 7 6
R
ELAY4
362-2234
-0
0
-24V -24V
1
2
F1
310-8102-00
1 2
F2
310-8102-00
+24V
-6dB
-3dB
MAX
-12dB
D10
MA165
D9
MA165
D7
MA165
D11
MA165
D12
MA165
D5
MA165
D13
MA165
D4
MA165
D3
MA165
-24V
D8
M
A
165
1 2 3 4 5
10
9 8 7 6
RELAY3
362-2234-00
0.25W 3.3k
R22
0.25W 3.3k
R24
0.25W 3.3k
R17
0.25W
3.3k
R36
0.25W
3.3k
R2
+24V
33
R10
33
R14
33
R23
33
R25
1
2
3
4
5
K1
308-0521-00
GND-C
1
2
3
4
5
K4
308-0528-00
1
2
3
4
5
K2
308-0514-00
I G O
IC3
UPC78N18H
I G O
IC4
UPC79N18H
D17
11EQS10
D18
11EQS10
UN
B
/B
A
L
UN
B
/B
A
L
DU
A
L
BRI
D
G
E
D19
1SR139-400
D20
1SR139-400
+17.4V
-17.4V
+17.4V
-17.4V
+17.4V
-17.4V
+17.4V
-17.4V
+17.4V
-17.4V
1
8
2
3
4
IC2A
NJM4580D-D
7
6
5
IC2B
NJM4580D-D
1
8
2
3
4
IC1A
NJM4580D-D
7
6
5
IC1B
NJM4580D-D
3
30n
C2
7
3
30n
C2
8
3
30n
C2
9
1
00V
1.
5
n
C1
2
10
0V
1.5n
C1
3
82
.0kF
R2
0
8
2
.0kF
R1
9
1
00V
10
n
C1
1
00V
1.
5
n
C7
10
0V
1.5n
C1
9
250V
100n
C25
250V
100n
C26
100V
4.7n
C4
39u
25V
C23
39u
25V
C24
47u
25V
C5
47u
25V
C6
47u
25V
C18
47u
25V
C20
I N P U T A S S ' Y ( 7 1 6 - 0 7 4 1 - 0 0 )
-
1
8
-
UNB
BAL
LED-UNB-
LED-BAL-
INPUT-LED+
from PROTECTION Ass'y K5
1
2
3
K1
308-0311-00
D1
SEL2610C
D2
SEL2610C
BRIDGE
from PROTECTION Ass'y K6
BRG-LED-
BRG-LED+
1
2
K1
308-0232-00
D1
SEL2610C
B R I D G E L E D A S S ' Y
I N P U T L E D A S S ' Y
from PR
O
TEC
T
ION Ass'y
K
5
D1
SDPW3DG0B0-J
D2
ACC-LED+
ACC-LED-
1
2
K1
308-0209-00
PL3
176-4501-10
PL2
176-4501-10
PL1
176-4501-10
M- LAMP
M-LAMP
fr
om
PR
OT
E
C
TI
ON
A
ss
'y K1
3
1
2
K1
308-0209-00
PL3
176-4501-10
PL2
176-4501-10
PL1
176-4501-10
M- LAMP
M-LAMP
from PR
O
TEC
T
ION Ass'y
K
1
0
1
2
K1
308-0209-00
( 7 2 3 - 0 1 2 3 - 0 0 )
L E D A S S ' Y
M E T E R L A M P ( L ) A S S ' Y
( 7 2 3 - 0 1 2 4 - 0 0 )
M E T E R L A M P ( R ) A S S ' Y
( 7 2 3 - 0 1 2 2 - 0 0 )
( 7 2 3 - 0 1 3 0 - 0 0 )
( 7 2 3 - 0 1 3 1 - 0 0 )