Re: bad h2 hv card

From: Konstantin Olchanski (olchansk@ux1.phy.bnl.gov)
Date: Thu Jul 20 2000 - 20:24:30 EDT

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    On Mon, Jul 10, 2000 at 07:38:37PM -0400, NBI Group at BRAHMS - BNL wrote:
    > Hi Konstantin
    > 
    > I turned on the HV on H2 and it seems that the HV is still ~25 V to high
    > for some of the channels. It seems to me that it was the channels where
    > the problem was before. Could you check it out ?
    > 
    > I just noticed it when I was turning the HV off. It was not there in the
    > beginning.
    
    
    Problem confirmed. If you make an access to look at the other H2 HV
    bad channels, I suggest that you reseat this card- unscrew it,
    pull it out then push it back and screw it in. That may or may not
    clear the problem for good or temporarily.
    
    
    -- 
    Konstantin Olchanski
    Physics Department, Brookhaven National Laboratory, Long Island, New York
    olchansk@bnl.gov
    



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