Difference: AtlysBoardFailure (1 vs. 2)

Revision 22016-10-12 - TomErikHaugen

Line: 1 to 1
 
META TOPICPARENT name="DaqDocumentation"

Atlys Board Failure

Line: 16 to 16
 
    • image003.jpg
    • Same board, now showing underside.
  • To fix board failure regulator is getting replaced. Backup Atlys board has been ordered.
Added:
>
>
A backup Atlys board was purchased and has been in use. The original board had IC16 replaced however it still did not work.
  -- Tom-Erik Haugen - 2016-10-07

Revision 12016-10-07 - TomErikHaugen

Line: 1 to 1
Added:
>
>
META TOPICPARENT name="DaqDocumentation"

Atlys Board Failure

This is the collected information from the board failure that happened September 29th 2016

  • After getting wire bonds fixed Atlys board was no longer functioning.
    • No major incident of physical damage to board, or noticeable sparking.
  • Board failure has been seen at other institutions.
    • DCDC power block (IC16) breakdown at Liverpool.
    • Craig Sawyer (Oxford) reported 2 boards with broken regulator (IC15)
    • Following images from Craig of broken board under thermal camera
    • image001.jpg
    • Before powering.
    • image002.jpg
    • Powered board, IC15 regulator running at high temperature.
    • image003.jpg
    • Same board, now showing underside.
  • To fix board failure regulator is getting replaced. Backup Atlys board has been ordered.

-- Tom-Erik Haugen - 2016-10-07

Comments


<--/commentPlugin-->

META FILEATTACHMENT attachment="image001.jpg" attr="" comment="" date="1475875112" name="image001.jpg" path="image001.jpg" size="22230" user="TomErikHaugen" version="1"
META FILEATTACHMENT attachment="image002.jpg" attr="" comment="" date="1475875112" name="image002.jpg" path="image002.jpg" size="18527" user="TomErikHaugen" version="1"
META FILEATTACHMENT attachment="image003.jpg" attr="" comment="" date="1475875112" name="image003.jpg" path="image003.jpg" size="21812" user="TomErikHaugen" version="1"
 
This site is powered by the TWiki collaboration platform Powered by PerlCopyright © 2008-2019 by the contributing authors. All material on this collaboration platform is the property of the contributing authors.
Ideas, requests, problems regarding TWiki? Send feedback