Table c-4 – Verilink C100 (880-502893-001) Product Manual User Manual
Page 110
Interfaces and Cables
C-4
Verilink C100 and C150 T1/FT1 CSU/DSU
6/15/99
Table C-4
DB25-Pin Female Connector Wiring on Rear of Unit When RS530 Is Selected
Pin Number
Signal Name
Direction
1
Shield
both ways
2
Transmitted Data (a)
to T-1 CSU/DSU
14
Transmitted Data (b)
to T-1 CSU/DSU
3
Received Data (a)
from T-1 CSU/DSU
16
Received Data (b)
from T-1 CSU/DSU
4
Request to Send (a)
to T-1 CSU/DSU
19
Request to Send (b)
to T-1 CSU/DSU
5
Clear to Send (a)
from T-1 CSU/DSU
13
Clear to Send (b)
from T-1 CSU/DSU
6
DCE Ready (a)
from T-1 CSU/DSU
22
DCE Ready (b)
from T-1 CSU/DSU
7
Signal Ground
both ways
8
RLSD or Carrier (a)
from T-1 CSU/DSU
10
RLSD or Carrier (b)
from T-1 CSU/DSU
15
DCE Transmit Signal Element Timing (a)
from T-1 CSU/DSU
12
DCE Transmit Signal Element Timing (b)
from T-1 CSU/DSU
17
DCE Receiver Signal Element Timing (a) from T-1 CSU/DSU
9
DCE Receiver Signal Element Timing (b) from T-1 CSU/DSU
20
DTE Ready (a)
to T-1 CSU/DSU
23
DTE Ready (b)
to T-1 CSU/DSU
24
DTE Transmit Signal Element Timing (a) to T-1 CSU/DSU
11
DTE Transmit Signal Element Timing (b) to T-1 CSU/DSU