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Troubleshooting
ATCA-7150 and RTM-ATCA-7150 Getting Started (6806800G42B)
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A.15 ACPI Code Checkpoints
ACPI checkpoints are displayed when an ACPI capable OS either enters or leaves a sleep state.
Table A-3 lists the types of checkpoints that may occur during ACPI sleep or wake states and
solutions.
Table A-3 ACPI code checkpoints
Checkpoint Description Solution
AC First ASL check point. Indicate that the
system is running in ACPI mode.
1. Restart the ATCA-7150.
2. Install the OS and drivers.
AA Indicate that the system is running in
ACPI mode.
01, 02, 03, 04, 05 Enter sleep state S1, S2, S3, S4, or S5. 1. Restart the ATCA-7150.
2. Install the OS and drivers again.
3. Upgrade the BIOS and restart the
ATCA-7150.
10, 20, 30, 40, 50 Wake from sleep state S1, S2, S3, S4,
or S5.