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.
EXTENDED Information section - Apple Internal Use - Service Providers and Support Professional
APPLE EYES ONLY Information section - Apple Need-To-Know Confidential
Article Change History: