Multiserver 5000 – Black Box 5000 User Manual
Page 94
Multiserver 5000
92
Table 9-7. CCM and 6-Channel CEM (MX215C only)
Local Sync Channel Interface Configured to DCE
Multiserver
DCE
Constant
Controlled
Pin
I/O
Carrier Mode
Carrier Mode
Pin
I/O
Signal
8
O
Held ON.
Lead output data.
4
I
RTS
11
I
. . .
Must be ON to enable data
5
O
CTS
output.
4
I
. . .
Ignored (except in
8
O
CD
RTS/CTS mode).
25
I
Start ring frame is sent to remote when off-to-on transition
22
O
RI
is detected. Stop ring frame is sent to remote if no
transition is detected for three seconds.
6
O
Change as dictated by remote unit.
20
I
DTR
20
I
Send changes as detected by remote unit.
6
O
DSR
22
O
Change as dictated by remote unit.
25
I
BUSY
5
O
. . .
Follows unassigned input
. . .
. . .
Unassigned
input at remote end.
15
O
Not affected by carrier mode.
. . .
. . .
External
RX Clock
17
O
Not affected by carrier mode.
24
I
External
TX Clock
18
I
Not affected by carrier mode.
15
O
TX Clock
24
I
Not affected by carrier mode.
17
O
RX Clock
2
I
. . .
. . .
3
O
RD
3
O
. . .
. . .
2
I
TD