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– Network interfaces and settings
– RAID controller configuration
– Service processor (integrated management module) status and configuration
– System configuration
– Vital product data, firmware, and UEFI configuration
DSA Preboot also provides diagnostics for the following system components (when they are installed):
1. Emulex network adapter
2. IMM2 I2C bus
3. Light path diagnostics panel
4. Memory modules
5. Microprocessors
6. Optical devices (CD or DVD)
7. SAS or SATA drives
See “Running DSA Preboot diagnostic programs” on page 99 for more information on running the
DSA Preboot program on the server.
•
Troubleshooting by symptom
These tables list problem symptoms and actions to correct the problems. See “Troubleshooting by
symptom” on page 101 for more information.
Error LEDs
This section describes the Error LEDs on the system board and the suggested actions to correct the
detected problems.
The illustration shows the system-board LEDs. The system board has error LEDs that will help to locate
the source of the error. Run the diagnostic programs to find out the cause of the error (see “IBM Dynamic
System Analysis” on page 98).
DIMM 1
DIMM 2
DIMM 3
DIMM 4
Microprocessor
IMM2 hearbeat
LED
RTMM
Hearbeat LED
DIMM 1 - 4
error LEDs
Microprocessor
error LED
Standby power
LED
System board
error LED
91
Summary of Contents for System x3250 M4
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