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Problem Determination When Unable to Load Diagnostics
Use this procedure to obtain an error code. The service organization uses the error
code to determine which field replaceable units (FRUs) are needed to restore the
system to correct operation.
Step 1. Considerations before Running This Procedure
v The diagnostics can use a display connected to the video port or an ASCII terminal
attached to a serial port.
v Go to "Step 2".
Step 2
Are the Online Diagnostics installed on this system?
NO
YES
Step 3
This step attempts to load Online Diagnostics in service mode.
1. Turn off the power.
2. Turn on the power.
3. If the keyboard indicator displays, press F6 on the directly attached keyboard, or 6
on the ASCII keyboard, to indicate that diagnostics are to be loaded.
4. Enter any requested passwords.
5. Follow any instructions to select a console.
6. Wait until the diagnostics load or the system appears to stop.
Did the diagnostics load?
NO
YES
152
User's Guide
Go to "Step 4" on page 153.
Go to "Step 3".
Go to "Step 5" on page 153.
Go to "Step 6" on page 156.
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