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220 / March 2000
S T U D I O C O N T R O L M O D U L E
9
10
11
12
13
22
23
24
25
6
7
8
19
20
21
4
5
16
17
18
1
2
3
14
15
TALLY 2 RELAY N.O.
N/C
TALLY 3 RELAY COM
RT STU OUT HI
RT STU OUT SH
LT STU OUT LO
RT STU PRE OUT HI
RT STU PRE OUT SH
LT STU PRE OUT LO
N/C
N/C
TB OUT LO
TALLY 2 RELAY COM
TALLY 3 RELAY N.O.
N/C
RT STU OUT LO
LT STU OUT HI
LT STU OUT SH
RT STU PRE OUT LO
LT STU PRE OUT HI
LT STU PRE OUT SH
N/C
TB OUT HI
TB OUT SH
AUDIO GROUND
9
10
11
12
13
22
23
24
25
6
7
8
19
20
21
4
5
16
17
18
1
2
3
14
15
RT EXT 2 IN HI
RT EXT 2 IN SH
LT EXT 2 IN LO
RT EXT 1 IN HI
RT EXT 1 IN SH
LT EXT 1 IN LO
N/C
N/C
N/C
N/C
N/C
N/C
RT EXT 2 IN LO
LT EXT 2 IN HI
LT EXT 2 IN SH
RT EXT 1 IN LO
LT EXT 1 IN HI
LT EXT 1 IN SH
N/C
N/C
N/C
N/C
N/C
N/C
N/C
SCD-220 Outputs
DB Connector Pinouts
I/O PORTS
(Upper DB-25)
I/O PORTS
(Lower DB-25)