DOM MB V5 Diagnosis
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Board ID:
V5 00528
Source:
George
Symptoms:
August 7, 2004, Does not ON-ALL at
end of burn-in(hot?)
October 27, ATWD A, Ch1 and Ch2 baseline bounce at low temperature
Analyst(s):
G. Przybylski
Analysis Procedure(s):
August 7, 2004, Reload CPLD
firmware, and Flash
memory software.
Run through temperature cycling from -55C to +65C for whole weekend
while doing reboot test.
No failures observed.
October 27, 2004 Took low temperature stf performance profile between
-40 and -75C.
Root cause:
Reasons for reboot failure are
uncertain. Unclear
Reasons for baseline bounce uncertain.
Mitigation:
None
Disposition:
Mainstream; ship to Europe only to
insure the board will not be installed in an IceTop module
Any Other Information:
Traveler August 7
Traveler October 27