MultiModemDSVD User Guide | 3 Operation |
To Answer a Voice Call in Speakerphone Mode
1.In the terminal window of your communications application, type AT and press ENTER. The modem will respond with OK.
2.Type AT&F and press ENTER to reset the modem to its default configuration.
3.Type AT#CLS=8#VRN=0#VLS=6S0=0 and press ENTER to initialize the modem for speakerphone mode.
4.To answer a call in speakerphone mode upon receipt of a RING message, type ATA and press ENTER. The modem will report VCON to indicate the speaker- phone is on.
5.To hang up, type ATH and press ENTER.
To Originate a DSVD Call Using the Headset
1.In the terminal window of your communications application, type AT and press ENTER. The modem will respond with OK.
2.Type AT&F and press ENTER to reset the modem to its default configuration.
3.Type
4.To dial, type ATDTnnnnnnn and press ENTER, where nnnnnnn is the phone num- ber of a remote modem.
5.You will hear some high pitched tones, then a
6.To hang up, type +++ATH and press ENTER.
Note: If DSVD is enabled, the modems will not connect if the V.34 connect rate is below 12000 bps. The voice link is not maintained in data mode, so if +++ is typed and the user goes back to data mode, a simulated busy is played to both modems to tell the users to place their handsets on hook. If you get an ERROR message when dialing or answering a call, check to make sure the lines are not in the wrong jacks. A DSVD data connection is terminated by dropping DTR (if en- abled by &D2) or by issuing +++ATH.
To Answer a DSVD Call Using the Headset
1.In the terminal window of your communications application, type AT and press ENTER. The modem will respond with OK.
2.Type AT&F and press ENTER to reset the modem to its default configuration.
3.Type
4.When the modem responds by displaying RING on the screen, type ATA and press ENTER to answer the call.
20
