Manual:Wireless card diagnostics: Difference between revisions

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== DC grounded antennas ==  
== DC shorted antennas ==  


Also make sure that your antenna is DC shorted:  
Also make sure that your antenna is DC shorted:  

Revision as of 11:37, 17 December 2009

ESD damage

To test if your R52 or R52H card is malfunctioning due to lightning/storm electrostatic damage, use a multimeter:


Damaged card:

Storm1.jpg


Normal card:

Storm2.jpg

Testing area close-up:

Storm3.jpg


DC shorted antennas

Also make sure that your antenna is DC shorted:

DC shorted antenna. This antenna doesn't need a Coax lightning arrestor:

DC shorted antenna

NOT DC shorted antenna. This antenna needs a Coax lightning arrestor to avoid sudden wireless card damage. Note the OL (Overload) in the multimeter:

DC NOT shorted antenna