Digi IX30 User Manual page 125

Interfaces
> modem puk unlock puk_code new_pin modem_name
>
For example, to unlock a SIM card in the modem named modem with PUK code 12345678,
and set the new SIM PIN to 1234:
> modem puk unlock 12345678 1234 modem
>
3. Type exit to exit the Admin CLI.
Depending on your device configuration, you may be presented with an Access selection
menu. Type quit to disconnect from the device.
Note If the SIM remains in a locked state after using the unlock command, contact your cellular
carrier.
Signal strength for cellular connections
See Show cellular status and statistics
Signal strength for 4G connections
For 4G connections, the RSRP value determines signal strength.
Excellent: > -90 dBm
n
Good: -90 dBm to -105 dBm
n
Fair: -106 dBm to -115 dBm
n
Poor: -116 dBm to -120 dBm
n
No service: < -120 dBm
n
Signal strength for 3G and 2G connections
For 3G and 2G cellular connections, the current RSSI value determines signal strength.
Excellent: > -70 dBm
n
Good: -70 dBm to -85 dBm
n
Fair: -86 dBm to -100 dBm
n
Poor: < -100 dBm to -109 dBm
n
No service: -110 dBm
n
Tips for improving cellular signal strength
If the signal strength LEDs or the signal quality for your device indicate Poor or No service, try the
following things to improve signal strength:
Move the IX30 device to another location.
n
Try connecting a different set of antennas, if available.
n
Purchase a Digi Antenna Extender Kit:
n
Antenna Extender Kit, 1m
l
AT command access
To run AT commands from the IX30 command line:
IX30 User Guide
for procedures to view this information.
Wide Area Networks (WANs)
125