Siemens TC35 Terminal Betriebsanweisung PDF herunterladen (Seite 17)

Interface description

Handset connector The handset is connected via a 4-pin Mini-

Western socket. The audio interface has a

symmetrical design. The audio interface can

be configured by AT commands.

Threeaudio modes are prepared in the GSM

module for this purpose.

Mode 1 (default):

The "Handset for Cellular Engine Siemens

Terminal M20T, MC35T, TC35T, DSB35"

can be connected to the TC35 Terminal

(approved configuration and recommended

handset).

Mode 4:

Any handset can be connected to the

TC35Terminal. The audio parameters can be

adapted by means of AT commands. New

approval must be obtained for this

combination.

Mode 5:

The frequency responses have a linear

setting in this mode for any audio

equipment. Echo suppression and side tone

are switched off.

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Siemens TC35 Terminal Betriebsanweisung Seite 17