Intel SR9000MK4U - Manual (Page 178)

156 Intel ® Server System SR9000MK4U Product Guide
Collecting System State Information
If the information in the table above did not resolve your problem, continue with the
troubleshooting steps below.
1. Collect information: Collect information about the state at which the problem
occurs. POST (Power On Self Test) code and SEL (System Event Log) information
are necessary. System log information for the operating system may also be needed
by your service representative.
2. Take appropriate actions: Look up tables based on the collected information and
take appropriate actions.
3. Execute system diagnosis program: If you need to replace components, execute
system diagnosis program following the component replacement to confirm that the
system is working correctly following the replacement.
The following figure shows the system states possible. Below the figure are steps to
follow to troubleshoot the system at each state. If you know the state the system is in at the
time the problem occurs, collect the state information for that specific state.
Figure 134. State Transition Diagram
I/O Device I/O device is not recognized. Check that the cable between I/O card
and I/O device is properly connected.
Check that the I/O device is turned on.
Table 30. Troubleshooting Guide
Location Symptom Solution
Power Off Initialization EFI Shell Working OS Working
System Hang
State transition within normal operation
State transition due to a failure
AF001275