User's Manual
AirWorks AWK-3121 User’s Manual  Supporting Information 
EU Countries Intended for Use 
The ETSI version of this device is intended for home and office use in Austria, Belgium, Denmark, 
Finland, France (with Frequency channel restrictions), Germany, Greece, Ireland, Italy, 
Luxembourg, Portugal, Spain, Sweden, The Netherlands, and United Kingdom. 
The ETSI version of this device is also authorized for use in EFTA member states Norway and 
Switzerland. 
EU Countries Not Intended for Use 
None. 
Potential Restrictive Use 
France: only channels 10, 11, 12, and 13. 
Firmware Recovery 
When the LEDs of FAULT, Signal Strength, CLIENT, BRIDGE and WLAN all light up 
simultaneously and blink at one-second interval, it means the system booting has failed. It may 
result from some wrong operation or uncontrollable issues, such as an unexpected shutdown 
during firmware update. The AWK-3121 is designed to help administrators recover such damage 
and resume system operation rapidly. You can refer to the following instructions to recover the 
firmware: 
Connect to the AWK-3121’s ES-232 console with 115200bps and N-8-1. You will see the 
following message shown on the terminal emulator every one second. 
Press Ctrl - C and the following message will appear. 
Enter 2 to change the network setting. Specify where the AWK-3121’s firmware file on the TFTP 
server and press y to write the settings into flash memory.   
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