some interface of APA board stop suddenly

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Sam2009
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Posts: 144
Joined: 14 Jan 2009 02:25

some interface of APA board stop suddenly

Post by Sam2009 » 14 Jun 2012 02:50

Hi all
I have OXO R7.1
Some interfaces of external trunk of APA and MIX boards stop suddenly, i test this broads on other system they works !!
when replace the board with other one i have same case , but When i upgrade it to R710.073.001 , all ports work fine ,
then after some time about 3 weeks this issue appears again on 3 ports :? :? :?

could any one help me, if it hardware or software problem and what i may do?????? :( :( :(

thx

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