Service Guide
Page 182
... in floppy drive A:) 'AMIBOOT.ROM' file not found in root directory of Beeps 1 3 6 7 Description Memory refresh timer error. ACPI Runtime Checkpoints Checkpoint AC AA 01, 02, 03, 04, 05 10, 20, 30, 40, 50 Description First ASL check point. Entering sleep state S1, S2, S3, S4, or S5. DIM Code Checkpoints...
... in floppy drive A:) 'AMIBOOT.ROM' file not found in root directory of Beeps 1 3 6 7 Description Memory refresh timer error. ACPI Runtime Checkpoints Checkpoint AC AA 01, 02, 03, 04, 05 10, 20, 30, 40, 50 Description First ASL check point. Entering sleep state S1, S2, S3, S4, or S5. DIM Code Checkpoints...