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David CruzNov 10, 2025
Why does my Erco & Gener Genloc 31e Modem show a "NO CARRIER" message?
- HHoward VaughnNov 10, 2025
The "NO CARRIER" message on your Erco & Gener Modem can appear due to several reasons: * A weak GSM signal. * The modem isn't registered on the network. * The antenna isn't properly connected. * The semi-colon (;) might be missing after the phone number in the AT command (e.g., ATD0123456789;). * The SIM card isn't configured for data/fax calls. * The selected modulation type isn't supported by the called number or the network. If the modem returns the message "NO CARRIER", use the command AT+CEER to see the extended error code. To resolve these issues: * Verify the received signal quality. * Verify network registration. * Check the GSM antenna installation. * Ensure that the semi-colon (;) is entered immediately after the telephone number in the AT command. * Ensure...



