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No GPS (GPS overcurrent, physical GPS antenna damage):<br/>
No GPS (GPS overcurrent, physical GPS antenna damage):<br/>
a. Check terminal log, look for overcurrent messages; <br/>
a. Check terminal log, look for overcurrent messages; <br/>
b. If overcurrent message is still present after GPS antenna change – send FM to warranty; <br/>
b. If overcurrent message is still present after GPS antenna change – send FM to warranty; <br/>
c. If overcurrent message is not present after GPS antenna change – change GPS antenna;
c. If overcurrent message is not present after GPS antenna change – change GPS antenna;
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<td style="text-align: center;"><font color=" #339933"><b>YES, if overcurrent message is still present after GPS antenna change</b></font></td>
<td style="text-align: center;"><font color=" #339933"><b>YES, if overcurrent message is still present after GPS antenna change</b></font></td>
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d. No overcurrent messages in log, but still no GPS FIX. <br/>
d. No overcurrent messages in log, but still no GPS FIX. <br/>
e. Make sure GPS antenna is seeing clear sky; <br/>
e. Make sure GPS antenna is seeing clear sky; <br/>
f. Check NMEA log .log_nmea:x [0- disable; 1- enable] (May be no signal); <br/>
f. Check NMEA log .log_nmea:x [0- disable; 1- enable] (May be no signal); <br/>
If another FM device gets GPS FIX with the same antenna – send device to warranty.
If another FM device gets GPS FIX with the same antenna – send device to warranty.
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Sim card failure. FM does not see SIM card (bended sim holder, 3G sim card):<br/>
Sim card failure. FM does not see SIM card (bended sim holder, 3G sim card):<br/>
a. Check SIM card itself, if there is no physical bending; <br/>
a. Check SIM card itself, if there is no physical bending; <br/>
b. Check if SIM card is seen by cell phone or other FM device; <br/>
b. Check if SIM card is seen by cell phone or other FM device; <br/>
c. Check if sim card is 2G (GSM) capable; <br/>
c. Check if sim card is 2G (GSM) capable; <br/>
d. Check modem version (.info), try updating modem to the latest one, if modem version is old; <br/>
d. Check modem version (.info), try updating modem to the latest one, if modem version is old; <br/>
e. Check if PIN code is not set; <br/>
e. Check if PIN code is not set; <br/>
f. Check if device is working with another SIM card, another operator SIM card; <br/>
f. Check if device is working with another SIM card, another operator SIM card; <br/>
g. Check if GSM antenna is connected;
g. Check if GSM antenna is connected;
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<td style="text-align: center;"><font color=" #339933"><b>YES, if none of the mentioned points helps</b></font></td>
<td style="text-align: center;"><font color=" #339933"><b>YES, if none of the mentioned points helps</b></font></td>
