Power-Supply Leds - Lenovo System x3300 M4 Installation And Service Manual

– 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. Network adapter
2. IMM 12C bus
3. Lightpath diagnostics panel
4. Memory modules
5. Microprocessors
6. Optical devices (CD or DVD)
7. SAS or SATA drives
8. Tape drives (SCSI)
See "Running the DSA Preboot diagnostic programs" on page 128 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 129 for more information.

Power-supply LEDs

This section shows the power-supply LEDs on the server.
The following illustration shows the location of the power-supply LEDs (redundant power supplies) on
the rear of the server.
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Chapter 4 Troubleshooting
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