Moxa UC-8410A-T-LX [31/86] Bcellular signal strength

UC-8410A Series Linux Software Advanced Configuration of Peripherals

3-11

Restoring the Firmware to Factory Default

Settings

Keep the push button pressed until the green LED lights up for the second time and then release the button.

The UC-8410A-LX will enter the restoration process and reset the computer to factory defaults. The green LED

will light up, and the red and yellow LED indicators will blink as the root filesystem is reset to default values.

Status Red LED Yellow LED Green LED

Resetting to defaults Blinking Blinking On

You can also use the OS’s setdef command to restore the computer to factory defaults:

moxa@Moxa:~$ sudo setdef

ATTENTION

Reset

-to-default will erase all the data stored on the boot storage

Please back up your files before resetting the system to factory defaults. All the data stored in the

-8410A-LX‘s boot storage will be destroyed after resetting to factory defaults.

Using Cellular Modules

UC-8410A-LX computers have a mini PCIe socket for installing a cellular module. Contact your sales

representative for more information about available modules.

Cellular Signal Strength

The following table shows how cellular signal strength is indicated by the signal indicators.

Signal Indicator Value RSSI dbm Condition

3 LEDs on (red, yellow, green) 20 to 30 -73 to -53 Excellent

2 LEDs on (red, yellow) 10 to 19 -93 to -74 Good

1 LED on (red) 2 to 9 -109 to -94 Marginal

No LED on Else Else No signal

Cellular Dial-Up Mode

For the modules provided, we suggest dialing up from QMI interface with QMI commands instead of using AT

commands from the AT ports.

Module LE910

Dial Up mode QMI

/dev/cdc-wdm0

AT Port /dev/ttyUSB2

/dev/ttyUSB3

Cellular GPS Port

Module LE910

Device node /dev/ttyUSB1