Introduction
I
I - 2
Overview of functions
These operating instructions describe how to operate the AS 33, AS 34 and AS 40 telephone systems.
Please refer to the following list for the differences between them. The AS 40 telephone system is based
on a modular design. By means of special modules, you can expand the telephone system in steps.
AS 33 AS 34 AS 40 Basic capacity with
connection module
External fixed ISDN basic access 1 2 1
Switchable internal/external ISDN basic access 1 1 1
Internal fixed ISDN basic access - 1 -
Ports for ST 20 system telephones only - 2 -
Vario ports for ST 20 or analog terminals 6 6 2
Ports for analog terminals only 2 4 1
total number of analog extensions 8 12 3
System telephones digital for internal ISDN basic access 2 2 2
Door hands free unit - TFE 2 2 -
PC/printer interface (RS 232) 1 1 1
Connection for external music on hold (MoH) 1 1 1
ISDN features that the telephone systems support ¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢
Features of the telephone system ¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢¢
Call waiting announcement / call waiting protection /
rejection of call waiting announcement
Call list display *
Don't disturb for internal and external calls
Point-to-point or point-to-multipoint connection
Automatic exchange seizure adjustable
Automatic dialling - connection without dialling
Busy on busy
Analog CLIP (AS 40 with T407/408)
Code call
Computer telephony integration (CTI), TAPI interface
Direct call (baby call)
External call access (5-level)
Remote support, remote software download
Remote control, e.g. changing diversion
Flash time adjustable for every analog port (T 407/408 only)
Call charge evaluation with TK-Bill
Picking up calls from an answering machine
Fetching external and door calls
Internal / external conference
Telephone system configuration by telephone or PC
Remote configuration
Least Cost Routing (LCR) with automatic fallback
Memory for storing phone numbers *
Network code - Call by Call *
Parking external calls
Room inquiry / muting
Internal and external room monitoring
Relay switching (AS 40 with TFE 402/ 403)
Reserving a dial-up line
Inquiry / brokering / Callback
Call rhythms for incoming external calls, 5 adjustable
Call forwarding, programmable and switchable
Speed dial variant for analog and ISDN terminals
Discriminator (barred range, local range)
Day / night service, programmable and switchable
Charge unit factor, charge unit limit
Telephone directory (abbreviated dialling)
Telephone lock and access codes
Timer, automatic control of functions, 10 timers
Door call diversion to external (AS 40 with TFE 404/403)
Diversion from (Follow me)
Diversion to internal and external users
Support of multilink-compatible cordless telephones
Print of connection charges
Post-sending of connection costs to analog telephones
Redial simple / extended / automatic *
Internal / external music on hold
Internal and external forwarding
Appointment call / Wake up call *
Callback on busy
Phone number communication/suppression to the caller
Phone number communication/suppression to the called
party
Communication of connection charges during
and at the end of a connection
Call forwarding (permanent, on busy, if no answer)
Call forwarding per port on a point-to-point access
Call forwarding during the signalling phase
Three-party conference
Direct inward dialling
Identifying malicious callers (malicious caller tracing)
Placing a connection on hold
* system telephones only