Product guide

A5000 R5.4 Product Guide – SIP terminals – Aastra 6700i range
BPS0121AENAA01 Page 25/64
35.11 Aastra M670i and M675i keypad extension modules
Thanks to the possibility to add keypad extension modules, the terminal can be extended with a
number of programmable keys which vary according to model. This brings in much flexibility
 2 keypad extension modules are offered: the Aastra M670i module and the Aastra M675i
module
 Up to 3 modules can be used with a telephone.
Compatibility between 6700i terminals and keypad extension modules:
SIP terminals / Keypad extension
modules
Aastra M670i
Aastra M675i
Aastra 6730i
Aastra 6731i
Aastra 6751i
Aastra 6753i
Yes (from set firmware
V2.1)
Aastra 6755i
Yes (from set firmware
V2.1)
Yes (from set firmware
V2.1)
Aastra 6757i
Yes (from set firmware
V2.1)
Yes (from set firmware
V2.1)
Aastra 6739i*
Yes
Yes
Aastra 6735i**
Yes**
Yes**
Aastra 6737i**
Yes**
Yes**
*: addition of keypad extension module on Aastra 6739i requires the deployment of local power
supply.
**: beyond one expansion block on Aastra terminals 6735i and 6737i, it is necessary to deploy the
mains unit.
General characteristics
 The extension module is powered directly by the phone (except in the special cases described
above).
 Using an extension module gives you an immediate view of programmed keys, regardless of
whether the terminal is idle or busy.
 Programmable functions may be: supervision, multi-key, multi-line, filtering, line seizure,
dialling, do not disturb, parking, recovery, etc.
 Each terminal can support up to three keypad extension modules