Peter Sandborn, Anthony Konoza, Raymond Nelson III
CALCE, Department of Mechanical Engineering
Doug Gerdes and Mike Shamet
• Electronic systems consist of multiple cards each containing multiple parts.
• Many parts become obsolete long before the system support is terminated – Obsolete: can no longer be procured from the original vendor
• When obsolete parts are needed to repair the cards, they are drawn from inventories that may not be replenishable.
• When all the parts and spare cards have been consumed, the cards may no longer be supportable.
• How long can legacy systems drawing from existing nonreplenishable inventories of parts and cards be sustained?
Complete article available to CALCE consortium members