Lisa or Macintosh XL RAM Cache and Mouse Tracking Problems
PROBLEM DESCRIPTION: RAM cache and mouse tracking indicators are
empty even though the computer has successfully passed
diagnostics. The system software is Finder 5.3 or System 3.2.
CAUSE: The I/O board is defective.
CURE: Remove and Replace the I/O board.
Follow the General Troubleshooting Procedures for Lisa/Macintosh
XL if the problem still persists.
Published Date: Feb 18, 2012
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