Manual:Wireless card diagnostics: Difference between revisions

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R52Hn card chain 0:  
R52Hn card chain 0:  


[[File:DSC0633.jpg|800px]]
[[File:DSC0634.jpg|800px]]


R52Hn chain 1:  
R52Hn chain 1:  


[[File:DSC0634.jpg|800px]]
[[File:DSC0633.jpg|800px]]
 





Revision as of 10:53, 29 October 2010

R52 and R52H 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

R52Hn card chain 0:

DSC0634.jpg

R52Hn chain 1:

DSC0633.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