Zoom g9.2tt - Page 37

1 2 34
A
B
C
D
4
321
D
C
B
A
C701
10P
RETURN
R705
220k
R714
5.1k
SEND
R725
open-r
R727
330
R731
2.4k
R726
10k
5
6
7
IC701B
NJM4558M
R728
10k
C715
1500p
C712
0.1u
+12VA
-12VA
C713
0.1u
4
5
6
SW700B
SK22H09-G9
R730
1M
3
2
1
8
4
IC700A
NJM4558M
R715
820
R706
10k
1
2
3
SW700A
SK22H09-G9
R722
43k
R713
47k
R712
8.2k
C704
1500p
C710
open-c
3
2
1
8
4
IC701A
NJM4558M
2
1
4
J701
SJ6335
R718
7.5k
C705
0.01u-film
R717
1.3k
C703
0.1u
1
2
D700
1SS133(open)
R716
open-r
-12VA
C706
0.1u
+12VA
+3.3VA
R709
open-r
R708
100
R721
43k
R723
47k
R724
8.2k
C708
1500p
C709
open-c
2
1 3
DT700
DTA124EKA
Q701
2SC3326
+12VA
R729
4.7k
5
6
7
IC700B
NJM4558M
1
2
D7011SS133(open)
1
2
D702
1SS133(open)
+3.3VA
R704
10k
R711
open-r
+
C714
10u/16V
DRY_IN
SEND+
SEND-
RETURN
DRY_IN
to MAIN PCB
RTN_DTC
RTN_DTC
SEND+
SEND-
2
3
1
J700
SJ6336
C732
open-c
C711
47p
R720
open-r
SEND_MUTE
Q700
open-tr
R710
open-r
1
2
3
4
5
6
7
8
9
10
CN603B
2.0T-1-10A(2mmP)
+
C702
2.2u/50V
R748
0
+3.3VA
R747
47k
R749
1k
G9.2ttCIRCUITDIAGRAM
ANALOGPCB(PCB‑0165)SEND/RETURNCircuit
- 37 -