AL-2020/2035/2040/2050/2060 CIRCUIT DIAGRAM 14 - 34
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
+5V
AG
AG
AG
+5V
AG
+5V
+5V
Vr
e
f
AG
+5V
AG
Vr
e
f
Vr
e
f
+5V
+5V
AG
AG
GN
D
AG
AG
VOL_B
VOL_A
V
O
L
CNT_A
V
O
L
CNT_B
SPMUTE
BZ
VOL_
C
SPOUT
FAX MAIN PWB (SPEAKER) (AL-2060)
SP
OUT
C142
A4.
7u/
5
0
V
R16
9
4.
7
k
TP314
TP302
R165
33K
TP307
IC
1
1
C
D
4051BCSJ
X0
13
X1
14
X2
15
X3
12
X4
1
X5
5
X6
2
X7
4
INH
6
A
11
B
10
C
9
X
3
VDD
16
VEE
7
VSS
8
IC
1
2
C
D
4051BCSJ
X0
13
X1
14
X2
15
X3
12
X4
1
X5
5
X6
2
X7
4
INH
6
A
11
B
10
C
9
X
3
VDD
16
VEE
7
VSS
8
TP322
TP300
R157
62K
C137
0
.1uF
TP324
R15
9
200K
TP332
C132
F0.
1u/
16V
TP310
R160
18K
R172
3.
3K
TP30
9
TP318
R180
22k
R156
4.7k
IC
1
3
NJM2113M
4
3
7
8
5
1
2
6
TP336
C136
4700pF
C143
A4.
7u/
5
0
V
R183
200K
TP323
CN
4
B2B-
P
H-K-S
1
2
R168
56
k
TP304
TP303
R161
5
.1
k
R171
1K
TP308
TP317
C134
0
.1uF
R155
4.7k
C135
0
.1uF
R170
56
k
TP311
R174
56
k
R158
4.7k
TP334
R162
3
.3
K
R164
100K
TP31
9
C133
F0.
1u/
16
V
R176
20k
R173
56
k
TP316
TP330
TP305
TP312
R175
1.
6
k
C13
9
2200pF
C145
100pF
TP320
C140
A4.
7u/
5
0
V
R167
4.
7
k
R163
10k
R177
1k
TP306
ZD
6
HZ2C
1
TP321
C138
0
.1uF
R182
100k
TP315
TP333
R166
1M
R184
0R
C144
A4.
7u/
5
0
V
R17
9
3.
3
k
TP301
TP313
2/6
Summary of Contents for AL-2020
Page 217: ...Memo ...