4
5
2
3
1
C
B
A
SCHEMATIC DIAGRAM
AG-370
MAIN PCB (1/2)
1 st Issue; January 2003
1
2
3
4
5
6
1XS1
6VR4
100K
+12
-12V
-12V
+12
+12
-12V
-12V
+12
4C18
220
4C17
220
4R16
100K
4R15
100K
3D2
6V8
3D1
6V8
1I/O
1
1O/I
2
2O/I
3
2I/O
4
2C
5
3C
6
VSS
7
3I/O
8
3O/I
9
4O/I
10
4I/O
11
4C
12
1C
13
VDD
14
3N2
CD4066
4R12
180K
4R4
390
6C1
4U7/50V
6N1-2
4558D
6N1-1
4558D
6C16
104
6C15
104
6C14
102
6C13
102
6C6
820
6C5
820
6C8
47
6C7
47
6C4
153
6C3
153
6C12
4U7/50V
6C11
4U7/50V
6C10
100U/16V
6C9
100U/16V
6C2
4U7/50V
6R24
100
6R13
1K
6R14
1K
6R7
1K
6R8
1K
6R1
10K
6R2
10K
6R9
15K
6R10
15K
6R5
10K
6R6
10K
6R3
33K
6R4
33K
6R11
33K
6R12
33K
6R15
1K
6R16
1K
6R17
5K6
6R18
5K6
6R19
5K6
6R20
5K6
6R22
1K
6R21
1K
4R18
100
4C20
100U/16V
4N1-2
4558D
4N1-1
4558D
5C2
4U7/50V
5C1
4U7/50V
5C8
100U/16V
5C7
100U/16V
5R14
1K
5R13
1K
5R12
100
5R11
100
5R10
33K
5R9
33K
5R8
15K
5R7
15K
5R6
100K
5R5
100K
5R4
47K
5R3
47K
5R2
1K
5R1
1K
3C1
471
3C2
471
3C3
471
3C4
471
3C5
471
3C6
471
3C9
22
3C10
22
3C7
471
3C8
471
3R8
1K
3R7
1K
3R6
3K9
3R5
3K9
3R4
3K9
3R3
3K9
3R2
3K9
3R1
3K9
4R14
1K
3C12
104
3C11
104
3V1
C1815
3V3
C1815
3V2
C1815
CD/L
PHONO
CD/R
L
REC/L
AUX/L
AUX/R
TAPE/L
REC/R
TAPE/R
4R1
470
4R2
470
4R5
22K
4R6
22K
4C1
471
4C2
471
4C3
181
4C4
181
4C5
181
4C6
181
4C9
102
4C10
102
4C13
223
4C14
223
4C11
562
4C12
562
4R9
12K
4R10
12K
4R7
270
4R8
270
4C7
47U/16V
4C15
4U7
4C16
4U7
4C19
100U/16V
4C8
47U/16V
4R13
1K
5C3
22U/16V
5C4
22U/16V
3R20
100K
3R9
33K
3R10
33K
3R11
33K
3R12
33K
3R13
33K
3R14
33K
3R17
10K
3R18
10K
3R19
10K
5N1-1
4558D
5N1-2
4558D
6R23
100
4R17
100
4R3
390
4R11
180K
Y0
1
Y2
2
Y
3
Y3
4
Y1
5
S
6
VEE
7
VSS
8
A1
9
A0
10
X3
11
X0
12
X
13
X1
14
X2
15
VDD
16
3N1
CD4052
1
2
3
1XS6
3R21
33K
3R22
33K
3R15
100
3R16
100
1
2
3
1XP10
1
2
3
1XS3
1
2
3
1XP3
6S1
6VR3
50KB
1
2
3
1XP4
6VR1-1
100KB
6VR1-2
100KB
6VR2-1
100KB
6VR2-2
100KB
6VR1
6VR2
1
2
3
4
5
6
1XS2
R
G
L
4
3
2
4
3
2
5
6
1
5
6
1
R G L
6
4
1
7
3
2
5
L
G
R
BASS
TREBLE
BASS
TREBLE
8
7
6
5
4
3
2
1
6
5
7
4
R
1
2
3
8
1
3
2
4
5
6
7
8
TAPE
SW1
SW2
L
G
R
BASS
TREBLE
AND
1XP2
AND 1XP1
TO TUNER
AM/FM Stereo Receiver
A
AG
G--3
3770
0