TOPEX BYTTON HSDPA
User’s Manual
pag. 67
Outgoing call
The user dials the number of local interfaces, where BYTTON HSDPA is connected.
BYTTON HSDPA answers and generates dial tone. After the recovering this tone, the caller dials the
number of mobile network subscriber. BYTTON HSDPA transmits the reading and makes the link with
mobile network.
Test calls
For all the configurations shown above, it is recommended that you make first some test calls, to verify
that the BYTTON HSDPA equipment operates correctly.
Note
: If you want to be able to use the voice phone connection, after you have performed the required
settings and pressed “Commit”, check that the GSM/GPRS/EDGE/HSDPA module is properly registered
to the 3G network. Verify that the 3G led blinks twice in quick succession to show correct registration.
Otherwise you will have no voice connection and hence no dial tone when you pick up the phone
connected to BYTTON HSDPA. It is possible that you have a good data connection, and can you surf the
Net or download files over the HSDPA broadband network, but the voice service is not available for the
moment!
Also, when you perform the Voice Interface settings for, take into account the warnings and
recommendations shown in the respective paragraph.
5.8.2. VOICE Status
This page shows you the current state of the voice interface of Bytton.
The example above indicates that the voice port of the BYTTON equipment is in a call.
Some other possible states of the voice interface are explained below:
When you don’t use the voice connection, this should be the normal state: the handset in put down (on
hook), the phone interface is not active.
You have picked up the handset, prior to dialing a number, or the
phone exchange has engaged the junction where Bytton is
connected. The phone line becomes active.
There is a call coming in, the phone port is in its RING phase. You
should pick up the handset to answer the call.
