Balanced Amplifier L Pcb Ass'y - Tascam M-300 Series Operation & Maintenance Manual

4-9. BALANCED AMPLI F I ER L PCB ASS'Y
1
A
B
M-308:
Page 4 - 1 (8-
[
M-312 :
Pave 4-2 tB-7 }
c
M-320:
Page 4-3 tB-71
+15V
ov
-ISV
[
PaQe 4-IOtC-
+ 15V
[S T RO U T
ov
-15V
D
S T
l OUT
M-308:
PaQe 4 - l tB­ 7 1
M-312:
Page 4-2 (8
M-320:
Page 4- 3(8""'71
E
U701
R705
C704
C703
10/ 16V
5
U701
<
R701
470k
2.4k
R702 R704
4 7 k
UN
R703
S.lk
,&_
R712
22
C701
&
47/25V
2
I
C702
71 3
47/25V
2 2
2
-
2
U701
R 70 �
l O O p
6 Bk R707 IOk
47p
R706
IOk
7
3
U701
1 1 2 1
1
I
L
I
_ _ _ _ _ _ _ _ _
r - - -,
,
R ,
[�r§�-�o_ - �l!. r J
L - - ..J
r - L - l
J703
L - - �
-
4 - 9
3
'
BAL-UNBAL
l O O k
J&'l!�
8AL
R7 1 0
1 v
1 0
I
I
l O O k
(
I
1 2 1 2 1 I
R708
I
I
I
R709
C707 R7 1 1
---'
100125V 10
I
U701
BAL AMP L
PCB ASS'Y
- -
4
5701
P702
I 2
, L ,
r - - ,
L
3
...J
[ij_!;"£!�Q"§y"IJ
_ _
NJM5532D
J
-
I