Accuphase A-45 - page14 Balinput;Input;Sw;Inrush

GND
GND
L+
GND
L-
+15V
-15V
-3dB -6dB -12dB
+15V
-15V
BAL
BAL
-3dB
-6dB
-12dB
DMO
BRG
+6V
+15V-15V
R+
GND
GND
R-
NRM
GND
1 2 3 4 5
10 9 8 7 6
RELAY4
362-0202-00
1 2 3 4 5
10 9 8 7 6
RELAY2
362-0202-00
270k
R30
270k
R27
270kR34 270kR33
270k
R32
270k
R31
2
3
1
1G
JK1
302-8011-00
2
3
1
1G
JK2
302-8011-00
1A2A
3A
4A
5A
S1A
336-3008-00
5D
2D
3D
4D
1D
S1D
336-3008-00
5B
2B
3B
4B
1B
S1B
336-3008-00
1C
3C
4C
5C
2C
S1C
336-3008-00
1 2 3 4 5
10
9 8 7 6
RELAY1
362-0202-00
1 2 3 4 5
10
9 8 7 6
RELAY3
362-0202-00
1 2 3 4 5
10
9 8 7 6
RELAY5
362-0202-00
270k R10
270k
R9
470FR23
470F
R24
23.2kF R6
23.2kF
R5
412F
R22
1.27kF
R26
1.27kFR25412FR21
649F
R12
1kF
R7
1kF
R15
649FR11 1kF
R8
1kF
R16
23.2kF
R13
23.2kF R14
470F
R19
470F
R20
100n
C16
100n
C15
D2
EK03
D1
EK03
I
G
O
IC3
NJM78L15A
I
G
O
IC4
NJM79L15A
270k R17
270k R18
330p
C3
330p
C9
1
8
2
3
4
IC1A
NJM4580D-D
1
8
2
3
4
IC2A
NJM4580D-D
7
6
5
IC1B
NJM4580D-D
7
6
5
IC2B
NJM4580D-D
330p
C10
330p
C4
D4 MA165
D5 MA165 D8 MA165 D9 MA165
D7 MA165
33R1
33R2
33R3
33R4
+28V-28V
+28V-28V
BAL
+6V
22u 50V
C2
22u 50V
C1
22u 50V
C11
22u 50VC12
1.5n
C6
1.5n C5
1.5n C13
1.5n C14
4.7u160V
C8
4.7u160V
C7
GND
+43.5V
-43.5V
+6.6V
-3dB
-6dB
-12dB
BAL
L_BRG
GND
1
2
3
4
5
6
7
8
9
10
11
12
K3
308-1206-00
Lch power K1
Rch power K1
DMO
BRG
NRM
DMO
BRG
NRM
DMO
BRG
NRM
D3
1Z15A
D6
1Z15A
1
2
3
4
5
6
7
8
9
10
K1
308-1027-00
1
2
3
4
5
K2
309-2578-04
82.0kF
R29
82.0kF
R28
GND
BRG
-
1
4
-
B A L A N C E I N P U T A S S ' Y ( 7 1 6 - 0 7 5 9 - 1 0 )
to Protection Ass'y K4
to Connector Ass'y K5
Input Ass'y K1
1
2
3
4
5
K1
308-0518-00
to BALANCE INPUT Ass'y K2
L ch
R ch
1A
1G
2G
JK1
302-0115-00
1A
1G
2G
JK2
302-0115-00
-20dB
METER
INPUTOFF
6A
5A
4A
3A
2A
1A
S1
6A
5A
4A
3A
2A
1A
S2
6A
5A
4A
3A
2A
1A
S3
to CONNECTER Ass'y K6
1 2 3 4 5 6 7 8 9
10 11
K1
308-1103-00
+6V
RELAY-3dB
RELAY-6dB
RELAY-12dB
to CONNECTER Ass'y K6
-12
-6 -3
0
-6 -3 0
-12
D1 MA165
D2 MA165
D3 MA165
D7 MA165
D8 MA165
D4 MA165
D5
MA165
D6 MA165
D9 MA165
1A 2A
3A 4A 5A
S1A
336-4010-10
5B 1B
2B 3B 4B
S1B
336-4010-10
10R3
10R2
10R1
1
2
3
4
K1
I N P U T A S S ' Y
S W I T C H A S S ' Y
G A I N S W I T C H A S S ' Y ( 7 1 6 - 0 7 6 2 - 0 0 )
( 7 1 6 - 0 7 6 0 - 0 0 )
( 7 1 6 - 0 7 6 1 - 0 0 )
+6V
RELAY_-3dB
RELAY_-6dB
RELAY_-12dB
0.47R1
AC7V
AC0V
AC7V
+43.5V
M_-20dB
M_MUT
LED- LED_BRG
LED-20dB
to LAMP Ass'y K1
to PROTECTION Ass'y K1
AC0V
to POWER TRANS
LED+
BAR_LED+
LED_BAL
LED_UNB
to LED Ass'y K1
RELAY_BAL
LED_BRIDGE
to BALANCE INPUT Ass'y K3
to GAIN_SW Ass'y K1
RELAY_-12dB
RELAY_-6dB
RELAY_-3dB
+6V
GND
1
2
3
4
5
6
7
K5
308-0707-00
1
2
K1
308-0212-00
100R3
220
R2
-O/Y
Q1
2SC2710_
1
2
3
4
K6
308-0407-00
10R4
1000u 16V
C1
1000u 16V
C2
1
2
3
4
5
6
7
8
9
10
11
K3
308-1102-00
S1-6A
S1-5A
S1-2A
S1-1A
S2-3A
S2-6A
S2-5A
S3-2A
S3-3A
S3-6A
S3-4A
S2-2A
S3-5A
1
2
3
4
5
6
7
8
K4
308-0805-00
to SWITCH Ass'y K1
BAR_LED-
GND
2W
1.5k
R5
1
2
3
4
5
6
7
8
K2
308-0808-00
AC0V
AC7V
to LAMP Ass'y K1
10u 50VC3
D1S1VB60
1u
C4
1
2
K7
308-0239-00
GND
GND
BLK
WHT
C O N N E C T O R A S S ' Y ( 7 1 6 - 0 7 6 3 - 0 0 )
!
!
!
!
!
!
!
!
!
!
!
!
D1
S1VB60
3
1 4 2
RELAY1
362-4102-00
0.1
R2
100u
35V
C1
5W
2.2 R6
10W
3.3 R7
10W
3.3 R5
5W
2.2 R3
10W
3.3 R1
10W
3.3 R4
K1
314-0530-00
K4
314-0536-00
K2
314-0536-00
100V/120V :J2,3
230V/240V :J1
J1 J2
J3
1C
1A
1B
FH2
306-2001-00
1C
1A
1B
FH1
306-2001-00
K5
314-0536-00
K3
314-0536-00
!
!
!!
D,U(100,120V)
E,B(230,240V)
716-0764-01
716-0716-03
JUMPER
J2,3
FUSE
J1
T:10A
T:5A
Remarks:Circuit shows Dmodel (AC100V)setting
Ass'y No.Type
!
Attention mark indicating critical components for safety.
Replacement must be made with identical parts of specified part number.
I N - R U S H P R O T E C T O R A S S ' Y
( 7 1 6 - 0 7 6 4 - 0 1 / 0 3 )