[dsg-svt] SVT LV/HV MPOD Crate #5

[Yuri Gotra]

Before sending it for repairs it might be useful to try upgrading the 
firmware and check if Fast Electronics group could take a look at it 
(cc'd Chris). We have other spare MPOD crates available.


On 2/2/18 1:22 PM, Tyler Lemon wrote:
> Hello,
>
> DSG has been developing a test station to test SVT's MPOD power 
> supplies using SVT LV/HV crate #5 that been in DSG's control room.
>
> In development of the tests station, we have found that SVT LV/HV 
> crate #5 and its control board do not work correctly. The control 
> board for this crate stopped working and now the crate no longer stays 
> powered.
>
> The crate was tested with an additional MPOD controller card (Serial # 
> 4688009; borrowed on Wednesday January 31, 2018) to confirm the crate 
> is no longer working. The control board borrowed on Wednesday has been 
> returned to MPOD crate #2 in EEL 125 and it was verified that the 
> returned control board works correctly and the crate is able to be 
> powered.
>
> After contacting WIENER and describing the issues with both the crate 
> and control board, they recommend sending both in for repairs.
>
> Because this MPOD crate is a spare for SVT, Amrit has advised that it 
> is Hall B's decision on whether to send the crate and control board 
> off for repair. If they should be sent for repairs, Hall B or SVT 
> group should submit the RMA request to WIENER and arrange the shipping.
>
> Best regards,
> Tyler
>
>
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