User Manual
Table Of Contents
SAMBA 55/56 VERSION 1.03
Hardware ring indicates incoming voice call
Use +++ to change from PPP online mode to command mode
URC .RING. is displayed
Accept the voice call with ATA or reject with AT+CHLD=0
After the voice call was accepted, you can end the voice call with
AT+CHLD=1
Go back to PPP online mode with ATO
4. Answering a CSD / fax call while MS is in PPP online mode, but not
in PTM
Hardware ring indicates incoming data call
Use +++ to change from PPP online mode to command mode
URC .RING. is displayed
Accept the data call with ATA or reject with AT+CHLD=0
After the CSD / fax call was accepted, change from data mode to
command mode with +++
You can end the data call with AT+CHLD=1
Go back to PPP online mode with ATO
1. Answering a voice call while MS is in PPP online mode and in PTM
This scenario can only be ensured in Network Operation Mode I,
since Paging Coordination is necessary
1)
.
Hardware ring indicates incoming data call
Use +++ to change from PPP online mode to command mode
URC .RING. is displayed
Accept the data call with ATA or reject with AT+CHLD=0
End the voice call with AT+CHLD=1
Go back to PPP online mode with ATO
6. Answering a CSD / fax call while MS is in PPP online mode and in
PTM
This scenario can only be ensured in Network Operation Mode I,
since Paging Coordination is necessary
1)
.
Hardware ring indicates incoming data call
Use +++ to change from PPP online mode to command mode
URC .RING. is displayed
Accept the CSD / fax call with ATA or reject with AT+CHLD=0
After the CSD / fax call was accepted, change from data mode to
command mode with +++
End the voice call with AT+CHLD=1
Go back to PPP online mode with ATO
1)
When you attempt to follow these steps in a NOM II network, be aware that the .RING.
URC usually does not appear since no Paging coordination is done in PTM. However, in a
bursty traffic flow where data packets are transferred discontinuously paging messages
and, thus, the .RING. URC, may be received. In this case, the scenarios 5) and 6) might be
successful even though the network only supports NOM II
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