User`s guide

8-7
Hardware Problem Determination
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
⋅The diagnostics can use a display connected to a video port or an ASCII terminal attached
to a serial port.
Go to ”Step 2”.
Step 2
Are the Online Diagnostics installed on this system?
NO Go to ”Step 4”.
YES Go to ”Step 3”.
Step 3
This step attempts to load Online Diagnostics in service mode.
1. Turn the power off.
2. Turn the power on.
3. If the keyboard indicator appears, press the numeric 6 key on the 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 Go to ”Step 5”.
YES Go to ”Step 6”.
Step 4
This step attempts to load the Standalone diagnostics.
1. Turn the power off.
2. Turn the power on.
3. Insert the diagnostic CD–ROM into the CD–ROM drive.
4. If the keyboard indicator appears, press the numeric 5 key on the keyboard to indicate
that diagnostics are to be loaded.
5. Enter any requested passwords.
6. Follow any instructions to select a console.
7. Wait until the diagnostics load or the system appears to stop.
Did the diagnostics load?