2N Omega Lite - Operator Services v1.2 - Manual (Page 45)

2N
®
- OMEGA Lite
Operator services
Users Manual - Operator services
www.2n.cz
44
To unblock a CO line (after repair, e.g.):
Pick up the handset and wait until you can hear the internal
dialing tone (————)
With a tone telephone set:
Dial ‘#990’.
nn
Dial the number of the physical port of the CO line to be
unblocked (nn).
With a pulse telephone set:
Dial ‘7990’.
nn
Dial the number of the physical port of the CO line to be
unblocked (nn).
Further, in either case:
Listen to the service performing message.
Hang up.