
Connector data
The user byte cables have a 15-pin SUB-D connector (male).
Table 4-13
Pin assignment (user byte cables)
Point on
connector
Signal name
V.11
G.703
1
Ground
2
Output-Clock
Positive
contra-directional
balanced
co-directional
balanced
3
Output-Frame
Positive
contra-directional
balanced
co-directional
balanced
4
Output-Data
Positive
Tx-Data Positive,
contra-directional
balanced
OH 64 kbit/s Data
Output Ring,
co-directional
balanced
5
Input-Clock
Positive
contra-directional
balanced
co-directional
balanced
6
Input-Frame
Positive
contra-directional
balanced
co-directional
balanced
Figure 4-37 Connector of the user byte cables
System cabling and final assembly
User byte interfaces (G.703/V.11)
.................................................................................................................................................................................................................................
4-60
Lucent Technologies - Proprietary
See notice on first page
365-374-187
Issue 1, December 2005