Difference between revisions of "CM-QS600: Android: Known Issues"

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{{IssueCategory|3G modem|
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{{IssueCategory|Cellular modem|
 
* Occasionally, Telit 3G modem cannot detect the SIM card.
 
* Occasionally, Telit 3G modem cannot detect the SIM card.
 
:'''Workaround:'''
 
:'''Workaround:'''
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:Istruct the modem to assume SIM card is present, i.e. similate SIM inserted, by adding to the [[CM-QS600:_Android:_Operating_instructions#Start-up_script | startup script]] the appropriate line in function ''ril_initialize'', prior to starting ''ril-daemon'':<br/>
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:Istruct the modem to assume SIM card is present, i.e. simulate SIM inserted, by adding to the [[CM-QS600: Android: Enabling platform features#Start-up script | startup script]] the appropriate line in function ''ril_initialize'', prior to starting ''ril-daemon'': <pre>echo -en "AT#SIMDET=1\r" > /dev/ttyACM0</pre>
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<pre>
 
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echo -en "AT#SIMDET=1\r" > /dev/ttyACM0
 
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</pre>
 
 
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Latest revision as of 15:51, 26 October 2015

Audio
  • Occasionally, audio cannot be played back, and no sound cards appear in /proc/asound/cards special file
Workaround:
Exercise power cycle (turn power off)
Notice:
In many cases video playback will fail if no audio is available.


Cellular modem
  • Occasionally, Telit 3G modem cannot detect the SIM card.
Workaround:
Istruct the modem to assume SIM card is present, i.e. simulate SIM inserted, by adding to the startup script the appropriate line in function ril_initialize, prior to starting ril-daemon: 
echo -en "AT#SIMDET=1\r" > /dev/ttyACM0
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