I’m using an FX30 with a Verizon SIM card, connected to it from Windows 10. After rebooting, the device was in low power mode. I attempted to return to full power as follows at+cfun=1 is not a supported operation at+cfun=1,1 reboots the module at+cfun=7 seems to have exited low power mode (the …

Hi Daniel, When PSM is enabled, the module attempts to determine the radio receive strength and turn off if it isn’t sufficient, saving power. There might be a bug in R9.1.1.013 (which might also carry forward in R11) in which PSM has become enabled, even if CPSMS returns ERROR. Could you please …

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IoT Gateways FX30

cchenry August 28, 2020, 6:40am 6

Hi there,
I suspect your modem has PSM enabled by accident.
Try disabling by:
AT!CPSMS=0

BR,
Chris

ULPM on FX30

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