DOM MB V5 Diagnosis
page
Board ID:
V5 00707
Source:
George
Symptoms:
No on-all Boot failure during Burn-In.
Analyst(s):
G. Przybylski
Analysis Procedure(s):
After sweeping the -55 to +65
temperature range, with periodic reboots, discovered boot failure at
eleveated temperature. Traced to defective Corning Oscillator
module. The oscillator output would come in the form of birsts of 2 to
10 pulses, with unpredictable reversal of phase at boundries
between bursts.
Root cause:
Malfunctioning oscillator.
Mitigation:
Replaced defective oscillator.
Disposition:
Mainstream
Any Other Information:
Traveler