ADC X21 Switch User Manual


 
ADCP-50-304
Issue 19
June 1999
1059311 Rev A
RS-232/V.24, X.21
and V.35 PatchSwitch
User Manual
COMP
MODEM
MON
0
F
F
A
L
M
L
E
D
DLY
RST
ALM
DTR
DSR
CTS
RTS
DCD
SQ
RD
TD
0
F
F
A
L
M
L
E
D
DLY
RST
ALM
DTR
DSR
CTS
RTS
DCD
SQ
RD
TD
0
F
F
A
L
M
L
E
D
DLY
RST
ALM
DTR
DSR
CTS
RTS
DCD
SQ
RD
TD
0
F
F
A
L
M
L
E
D
DLY
RST
ALM
DTR
DSR
CTS
RTS
DCD
SQ
RD
TD
0
F
F
A
L
M
L
E
D
DLY
RST
ALM
DTR
DSR
CTS
RTS
DCD
SQ
RD
TD
0
F
F
A
L
M
L
E
D
DLY
RST
ALM
DTR
DSR
CTS
RTS
DCD
SQ
RD
TD
0
F
F
A
L
M
L
E
D
DLY
RST
ALM
DTR
DSR
CTS
RTS
DCD
SQ
RD
TD
0
F
F
A
L
M
L
E
D
DLY
RST
ALM
DTR
DSR
CTS
RTS
DCD
SQ
RD
TD
0
F
F
A
L
M
L
E
D
DLY
RST
ALM
DTR
DSR
CTS
RTS
DCD
SQ
RD
TD
0
F
F
A
L
M
L
E
D
DLY
RST
ALM
DTR
DSR
CTS
RTS
DCD
SQ
RD
TD
0
F
F
A
L
M
L
E
D
DLY
RST
ALM
DTR
DSR
CTS
RTS
DCD
SQ
RD
TD
0
F
F
A
L
M
L
E
D
DLY
RST
ALM
DTR
DSR
CTS
RTS
DCD
SQ
RD
TD
0
F
F
A
L
M
L
E
D
DLY
RST
ALM
DTR
DSR
CTS
RTS
DCD
SQ
RD
TD
0
F
F
A
L
M
L
E
D
DLY
RST
ALM
DTR
DSR
CTS
RTS
DCD
SQ
RD
TD
0
F
F
A
L
M
L
E
D
DLY
RST
ALM
DTR
DSR
CTS
RTS
DCD
SQ
RD
TD
0
F
F
A
L
M
L
E
D
DLY
RST
ALM
DTR
DSR
CTS
RTS
DCD
SQ
RD
TD
COMP
A
B
MASTER
ENABLE
ALARM
RESET
MODEM
MON
1586-A
ADC
P/N
REV
DATE CODE
S/N
MADE IN USA
1587-A