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jbbidet  
#1 Posted : Monday, August 30, 2010 8:18:02 AM(UTC)
jbbidet

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Location: France

Hello,

first of all, sorry for my bad english (I'm french), I did a wrong manipulation with my alimentation (CALEX - 32305A), in 2 words I injected -17,xx and +12,xx instead of +/- 15V and finally I have only one channel!!

Could you give some advices to find which component is dead?

Thank you.
Brian Donegan  
#2 Posted : Monday, August 30, 2010 11:33:31 AM(UTC)
Brian Donegan

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I would guess that one or both OPA1632s on the dead channel are damaged. You should be able to do some pin-to-pin comparisons between the good and bad channels to determine which one(s) are bad.
jbbidet  
#3 Posted : Tuesday, August 31, 2010 8:58:01 AM(UTC)
jbbidet

Rank: Member

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Joined: 4/6/2010(UTC)
Posts: 4
Location: France

Many thanks for your quick answer Brian,

in the case of damaged OPA1632, what would you advice me, replace them (I suppose it's difficult to solder these soic components) or order a new card?

Regards
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