Compex Technologies WPE54 User Manual

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Appendix III  TCP/IP Configuration 
 
 
122 
Appendix II 
Firmware Recovery
 
 
This section demonstrates how to reload the firmware to the access point should the system fail 
to launch properly. In such cases, the access point will automatically switch to loader mode and 
the DIAG LED will light up and remain ON. 
 
Table 1 below illustrates the behaviour of the DIAG LED. 
Operation State 
DIAG LED 
Corrupted firmware – The access point switches to loader mode 
Blinks very fast 
Recovery in progress 
ON 
Successful recovery 
Blinks very slowly 
AII 
How to recover the access point from failed firmware 
 
Before starting, check the status of the DIAG  LED against Table 1 above to verify 
whether firmware failure has occurred. 
 
9.  Power the access point off and disconnect it from the network. 
 
10. Use a MDI cable (cross-connect for the access point) to connect the LAN port of the 
access point to the LAN port of your computer. 
 
11. Power the access point on, and then start up your computer. The computer will 
obtain an IP address of 192.168.168.100 from the access point. 
 
12. Insert the access point Product CD into the CD drive of your computer. 
 
13. From the computer, click Start, then Run and type in the following command: 
 
X:TFTP -i 192.168.168.1 PUT X:image_name.IMG
, where X refers to your CD 
drive and image_name.IMG to the firmware filename found in the Recovery 
folder of the Product CD. 
14. If you have downloaded a newer firmware and have saved it in your local hard disk 
as for example, C:\accesspoint\accesspointxxxx.IMG, then replace 
X:\image_name.IMG with this new path and firmware name. 
 
15. The recovery process will now take place. You can check the DIAG LED against 
Table 1 to monitor the progress of the recovery process. 
 
16. When firmware restoration has completed, reboot the access point and it will be 
ready to operate.