Huawei MU609 - Troubleshooting; DTMF Application; Reference Process

HUAWEI MU609 HSPA LGA Module
Application Guide
Voice and Supplementary Service Application
Scenarios
Issue 02 (2013-09-18)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
46
OK
^CONN: 1,0
^CONN: 1,0
User 2 presents the ^CONN indication.
User 1 presents the ^CONN indication.
AT+CHUP
user 1 hangs up
^CEND: 1,6,29,16
OK
(User 2)
^CEND: 1,6,104,16
User 1 presents ^CEND to indicate that it has ended the
call.
User 1 presents the ^CEND indication.
User 2 presents ^CEND to indicate that it has ended the
call.
6.3.2 Troubleshooting
Scenario
Possible Error
Information
Solution
Make a voice call
when no network is
found.
^ORIG: 1,0
Presents ^CEND.
Make the call after the network
is found.
The PIN is not
authenticated.
+CME ERROR: SIM PIN
required
Enter the correct PIN.
6.4 DTMF Application
6.4.1 Reference Process
Command
Description
ATD10086;
The user dials 10086.
OK
^ORIG: 1,0
^CONF: 1
^CONN: 1,0
^CONN: 1,0 is presented to indicate that the call is
connected.
AT+VTS=1
Follow the voice instructions, and send a DTMF
tone to select option 1 to enter the sub-option of
querying the local area to which the module
belongs.
OK