DOM MB V5 Diagnosis page

Board ID:

V5 000412

Source:

Azriel Goldschmidt

Symptoms:

At low temperatures, fails ATWD A Ch 2 Baseline test

Analyst(s):

G. Przybylski

Analysis Procedure(s):

Attempt to improve performance by DI water wash, followed by hot air dry with heat gun.
During heating, discovered Oscillator ceased to function. Replaced Corning B301538-01150 0429 with B301507-03018 0430
Profile at low temperatures. See traveler
Map out low temperature performance profile from -40°C to -75°C

Root cause:

Mitigation:

None

Disposition:

Pass by fiat, after collecting cold performance data.
Route to Europe only to insure that it cannot be assembled into an IceTop DOM.

Any Other Information:

Traveler August 31