Balena os says no modem detected after attaching modem , i am using quectel ec25-afx mini pcie with cm4. please help i have tried every thing.

[image] neeleshdatley: quectel ec25-afx mini pcie Hi Neeleshdatley, Perhaps this thread has some useful info Configuring cellular modem with balena - #11 by Vitaliy ; Also check the list of known modems that work Network Setup on balenaOS - Balena Documentation . best of luck, Ilija

Hiii getting this error m-broadband[cdc-wdm0]: failed to connect modem: QMI protocol error (14): ‘CallFailed’ ce (cdc-wdm0): state change: prepare → failed (reason ‘unknown’, sys-iface-state: ‘managed’) ce (cdc-wdm0): Activation: failed for connection ‘airtel’ ce (cdc-wdm0): state change: failed…

Sim is not registring kindly help

Hi, Quick sanity test: does the SIM register properly in your phone (or other device)? If you need to enter a PIN to use your SIM, you probably haven’t configured your network interface to do so. Try a command like mmcli -i 0 –-pin '<PIN_HERE>' and see if it connects then. If it does, you can ad…

yes it is working in my mobile , there is no sim lock. but when i check signal strength it shows 0. And then it says sim registration failed. Connection time out

Sorry for the delay in responding. Have you connected the correct antenna to your mini PCIe card? A quick glance at the EC25 datasheet shows 3 connectors, probably a Main, GNSS and Aux/diversity. You will need an antenna connected to the Main connector.

mmcli says no modem detected after attaching modem

Product support

TJvV June 10, 2022, 8:34am 7

Hi,

Could it be you’re hitting a SIM card limit, like in this thread?

Topic		Replies	Views
Odd cellular behavior on Balena balenaOS	32	3028	July 10, 2022
modem found but no internet connection balenaOS network	6	1138	October 20, 2020
Cellular modem not starting when used in conjunction with bluetooth application Product support	1	608	January 29, 2020
EC25 Modem Initialization Failure balenaOS network	4	548	June 1, 2024
MikroTik mPCIe 4G modem balenaFin	3	1902	October 18, 2019

mmcli says no modem detected after attaching modem

Related topics