Tech Memo #00-0001: Alpha 220C Disassembly and EPROM
or Dip Switch Address Changes
Description:
Alpha 220C signs shipped prior to January 1, 2000 can become internally
disconnected during disassembly. This Tech Memo explains how to
correct the problem permanently. It also shows how to correctly
disassemble the Alpha 220C when changing the internal DIP switch
settings.