Troubleshooting - Huawei ME909u-523 Application Manual

HUAWEI ME909u-523 LTE LGA Module
Application Guide
^FOTADL: (0-2)
OK

15.6.2 Troubleshooting

Scenario
An error message is
returned.
An error message is
returned.
An error message is
returned.
The module reports a
download failure.
Issue 04 (2014-12-08)
NOTE
 Version download is allowed only if the FOTA state is 12 (new version detected) and 31
(download pending).
 The prerequisites for version download and query are:
Module registered with a valid network.
No ongoing PS data service or IPSTACK service.
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Copyright © Huawei Technologies Co., Ltd.
Return the supported parameters.
0: not to download.
1: download.
2: download pause
Possible Error
Information
+CME ERROR:
Operation not
supported
+CME ERROR: SIM PIN
required
ERROR
^FOTASTATE:
20,<error_code>
FOTA Application Scenarios
Solution
The command is
incorrect.
Use the PIN to unlock the
SIM card.
The command is
executed in incorrect
FOTA state. Ensure that
the FOTA state is 12 or
31 before you run the
command.
Upon a download failure,
the module restores the
FOTA state to idle and
deletes the downloaded
file. For error codes, see
the latest version of
HUAWEI ME909u-523
LTE LGA Module AT
Command Interface
Specification.
97