Troubleshooting - Huawei ME909u-523 Application Manual

HUAWEI ME909u-523 LTE LGA Module
Application Guide
^FOTASTATE: 10
OK
AT^FOTADET
OK
^FOTASTATE: 11
^FOTASTATE: 14

15.4.2 Troubleshooting

Scenario
An error message is
returned.
An error message is
returned.
An error message is
returned.
The module reports a
query failure.
Issue 04 (2014-12-08)
NOTE
 Version detection is allowed only if the FOTA state is idle.
 If the module is undergoing the PS data service or IPSTACK service, the FOTA service
cannot be initiated, including version detection, download, and upgrade.
 The parameter <description> of the ^FOTASTATE command is a string composed of
ASCII characters. This parameter is used to describe the changed items (corresponding to
the feature items in changelog.xml in the upgrade package) of the new version. The
parameter contains a maximum of five records, each containing up to 255 characters.
Records are separated by semicolon.
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Indicate that the FOTA state is idle.
Check for updates after deleting the
new version on the server.
Report that no new version is found.
Possible Error
Information
+CME ERROR: FOTA is
in collision state
+CME ERROR: Previous
command is not
complete
+CME ERROR: SIM PIN
required
^FOTASTATE:
13,<error_code>
FOTA Application Scenarios
Solution
Check whether the PS data
service or IPSTACK service
is going on, or use
AT^FOTASTATE?
command to check whether
the FOTA state is idle.
Wait for the previous
command to be completely
executed.
Use the PIN to unlock the
SIM card.
Upon a query failure, the
module restores the FOTA
state to idle and deletes the
downloaded files. For error
codes, see the latest
version of HUAWEI
ME909u-523 LTE LGA
Module AT Command
Interface Specification.
94