Ericsson LBI-38965 System And Installation Manual page 53

Table B.5 - BCU/CAL HDLC Loopback Cable Specification
DB-25M Connector
M/W BCU/CAL Port 1
02
14
03
16
15
12
17
09
04
19
05
13
06
22
20
23
DB-25M Connector
M/W BCU/CAL Port 0
03
16
02
14
15
12
17
09
05
13
04
19
20
23
06
22
Signal Name
XMT-P
XMT-N
RCV-P
RCV-N
TSET-P
TSET-N
RSET-P
RSET-N
RTS-P
RTS-N
CTS-P
CTS-N
DCEREADY-P
DCEREADY-N
DTEREADY-P
DTEREADY-N
LBI-38965
Function
Transmit Data
Receive Data
Transmit Clock
Receive Clock
Request To Send
Clear To Send
DCE Ready
DTE Ready
B-11