Lantronix PremierWave XC PremierWave XC - User Guide - Page 102
: Troubleshooting, Diagnostic LED States, Problems and Error Messages
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17: Troubleshooting This chapter discusses how you can diagnose and fix errors quickly without having to contact a dealer or Lantronix. When troubleshooting, always ensure that the physical connections (power cable, network cable, serial cable, antenna, SIM card) are secure. Diagnostic LED States Condition No GSM/GPRS Connection Event Triggered DDNS not configured Wrong APN SIM card not present Status LED GSM/GPRS LED off Fault LED Blinking Fault LED Blinking GSM/GPRS LED off GSM/GPRS LED off Problems and Error Messages Problem/Message Reason Solution Network not allowed. GSM is not available. Network Carrier is not properly selected. Verify Carrier Connection and select the correct home network or appropriate roaming network. SIM is locked by PIN Code SIM PIN is required Input the SIM PIN (maximum 3 tries) Check with operator for SIM Pin. SIM is not present SIM card is not properly inserted Verify the SIM card after powering or missing. down the device. SIM WRONG PIN SIM PIN is required. Input the SIM PIN (maximum 3 tries) Check with operator for SIM PIN. SIM card is locked by PUK SIM PUK is required. Input the SIM PUK (maximum 3 tries) Check with operator for SIM PUK code. GSM is not available Antenna is not properly attached. Verify if antenna is properly attached to device. Wwan0 DIALUP FAILURE APN is wrong or SIM card has no GPRS data enabled. Verify APN settings with Network Operator. Do ensure that SIM has GPRSenabled. PremierWave XC User Guide 102