Lenovo 6531 Computer Hardware User Manual


 
Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
See Chapter 7 “Parts listing, RS210 Types 6531, 6532, 6533, and 6534” on page 175 to determine which
components are customer replaceable units (CRU) and which components are eld replaceable units (FRU).
If an action step is preceded by “(Trained service technician only),” that step must be performed only by
a trained service technician.
Component LED Description Action
PCI slots error LEDs An error has occurred on a PCI
bus or on the system board. An
additional LED is lit next to a failing
PCI slot.
1. Check the system-event log for information about
the error.
2. If you cannot isolate the failing adapter through the
LEDs and the information in the system-event log,
remove one adapter at a time, and restart the server
after each adapter is removed.
3. If the failure remains, go to
http://www.lenovo.com/support for additional
troubleshooting information.
Enclosure manager
heartbeat LED
power-on and power-off
sequencing.
1. If the LED ashes at 1Hz, it is functioning properly
and no action is necessary.
2. If the LED is not ashing, (trained service technician
only) replace the system board.
Power-supply LEDs
The following minimum conguration is required for the DC LED on the power supply to be lit:
Power supply
Power cord
The following minimum conguration is required for the server to start:
One microprocessor in microprocessor socket 1
One 1 GB DIMM on the system board
One power supply
Power cord
ServeRAID SAS/SATA adapter
Five cooling fans
The following illustration shows the locations of the power-supply LEDs.
Power-cord
connector
USB1-2 connector
USB3-4 connector
Serial
connector
Video
connector
Ethernet1
activityLED
Ethernet1
linkLED
Ethernet2
activityLED
Ethernet2
linkLED
NMIbutton
Chapter 4. Diagnostics 63