Accuphase E-307 Service Information page 18

E-307 LINE AMP ASS'Y (712-0069-00)
C8
220
/1E
Q2
2SA1175-EL,FL
2SA1316_
-BL,GR
Q4
100 101
C2
/1H R2
C4
R40 R42
101K
474 273
Q6
2SC3329_
-BL,GR
2SC2785-EL,FL
Q8
-12V+12V
K1 C10
220
1
/1E
+16.7V
2
-16.7V
3
-12V
4
+12V
5
L-AOUT
6
R-AOUT
7
AGND
8
R-AIN
9
GND
10
L-AIN
C7
220
/1E
Q1
2SA1175-EL,FL
2SA1316_
-BL,GR
Q3
100 101
C1
/1H R1
C3
R39 R41
101K
474 273
Q5
2SC3329_
-BL,GR
2SC2785-EL,FL
Q7
C9
220
/1E
TONE SWITCH ASS'Y (716-0563-00)
R1 R2
332 332
C1 C2
104 104
S2 S1
1 7 1
2 8 2
3 9 3
4 10 4
5 11 5
6 12 6
Mode
R4 R10 R22
D2
202 202 101
HZ3ALL 2SA1316_
-BL,GR
Q14
Q22
2SC2547-D,E
2SA1316_
Q10 -BL,GR
2SC3329_ Q16
D6
R26
-BL,GR
MA165
100
9310F
R12
R20
R8 220
104
R14 R18
C6 R28
220 1000F
152 D8 100
Q18
MA165
Q12 2SC3329_
-BL,GR
2SA1316_
-BL,GR Q20
Q24
2SC3329_
R16 2SA1085-D,E
HZ3ALL -BL,GR
R6 202
D4 R24
202
101
R3 R9 R21
D1
202 202 101
HZ3ALL 2SA1316_
-BL,GR
Q13
Q21
2SC2547-D,E
2SA1316_
Q9 -BL,GR
2SC3329_ Q15 D5
R25
-BL,GR MA165
9310F 100
R11
R19
R7 220
104
R13 R17
R27
C5
220 1000F
100
152 D7
Q17
MA165
Q11 2SC3329_
-BL,GR
2SA1316_
-BL,GR Q19
Q23
2SC3329_
R15 2SA1085-D,E
HZ3ALL -BL,GR
R5 202
D3 R23
202
101
308-0306-00
3
Rch Volume Tap
2
AGND
1
Lch Volume Tap
K3
to Volume Ass'y K3
to IO Relay Ass'y K5
2
Rch Pre Output
1
Lch Pre Output
K2
308-0207-00
280-9004-00
R4 240
4
from Rch Line Amp. Output
3
from Rch Tone Amp. Output
2
from Lch Tone Amp. Output
1
from Lch Line Amp. Output
7
R3 240
8 K1
9 to Tone Amp. Ass'y K4
10
11
12
Tone
C16
R36
220
330
/1E
470
C12
R32
101
/1E
2SC3422-O,Y
>150mA Q51
222
R34
C55
104
C51
100
/1H
C18 471
220 R51 IC1B
/1E
Q55
7
R38
2SC2785-EL,FL
-12V
330
UPC4570C
R53
471
R54
IC1A
+12V
471
UPC4570C
C15
R35
Q56
220 1
330
/1E 2SA1175-EL,FL
R52
C52
471
100
/1H
<70mA
470
Q52
C11
R31
C56
2SA1359-O,Y
104
101
/1E
222
R33
C17
220
/1E
TAPE SWITCH ASS'Y (716-0562-00)
R37
-12V
330
1>2 Off 2>1
4B
S2B
5A
S2A
Tape Copy
K1
to IO Relay Ass'y K4 (pin1,2)
+12V
D51
HZ11C3L
5
C53
R55
220
6
472
/1E
2
R56 C54
472 220
3
/1E
D52
HZ11C3L
-12V
Sorce
Tape 1
2B 3B
Rec Off Tape 2
1B 4B
S1B
3A 4A
2A 5A
S1A
Tape Recorder
K2 K3
from Att. Ass'y K1
to Logic Ass'y K2
VR1A
575-2312-00
2A
4
BalVol-Rout
3
GND
2
GND
1
BalVol-Lout
K4
VR1B
308-0417-00
575-2312-00
2B
to Vol. Ass'y K2