[[telecoms:x21loopback]]
 
Trace: • x21loopback

X21 Loopback Plug

From a note I found. May not be correct.

15 Pin D connector
Pin Function
2 - 4
3 - 5
6 - 13
9 - 11
10 - 12
 
telecoms/x21loopback.txt · Last modified: 26/05/2022 11:14 by andrew