HUAWEI MU609 HSPA LGA Module
Application Guide
STK Application Scenarios
Issue 02 (2013-09-18)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
111
14.3.2
Troubleshooting
Scenario
Possible Error
Information
Solution
AT+CUSATE="<envelope
_command>"
ERROR
AT^STSF=1,2
AT+CUSATE="<envelope
_command>"
+CME ERROR: SIM
PIN required
Unblock the PIN before
delivering the envelope
command.
AT+CUSATE="<envelope
_command>"
+CME ERROR: SIM
busy
Wait until the SIM card
initialization is complete
before delivering the
envelope command.
AT+CUSATE="<envelope
_command>"
ERROR
Check whether
<envelope
_command>
complies with
the 3GPP TS 31.111
protocol.