Features and Specifications Manual
S20 – 557
Doc.
No. 8201 -
Release 1.0
July 2003
Step Call
S-20
FEATURE
DESCRIPTION
If a caller receives a call waiting tone during an internal call, the caller can
access the next higher station number in the same 10s group (e.g., 10~19,
20~29, or 110~119, 220~229) by dialling 2 (default).
SYSTEM
AVAILABILITY
Terminal Type
All terminals.
Required Components
None.
OPERATING
PROCEDURES
1.
Dial
B
(set at default).
2.
The next higher available station number is called.
1.
Dial
A
, and receive busy.
2.
Dial
B
; call is parked in park location 2.
SERVICE
CONDITIONS
General
Step Call operation can be performed only when a call waiting tone is
heard.
When a call is stepped to the next higher station number, the next
available station number is accessed (it may not be the next
consecutively numbered station).
Step Call is provided in a 10s group (e.g., 100~109) of stations. If the
highest station number in a 10s group is reached and is busy, the
search continues with the lowest number in the group.
This feature is unaffected by tenant assignment.
After calling a station and receiving a call waiting tone:
After attempting to System Call Park call in a busy location and
receiving busy tone (
e.g
., System Call Park locations 0 and 1 are
busy, and an attempt is made to park in location 0):