Power-supply leds, System pulse leds – Lenovo THINKSERVER RS210 User Manual
Page 75
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Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
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See Chapter 7, “Parts listing, RS210 Types 6531, 6532, 6533, and 6534,” on page 177 to determine which
components are customer replaceable units (CRU) and which components are field replaceable units (FRU).
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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 for additional
troubleshooting information.
Enclosure manager
heartbeat LED
power-on and power-off
sequencing.
1.
If the LED flashes at 1Hz, it is functioning
properly and no action is necessary.
2.
If the LED is not flashing, (trained service
technician only) replace the system board.
Power-supply LEDs
The following minimum configuration is required for the DC LED on the power supply to be lit:
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Power supply
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Power cord
The following minimum configuration is required for the server to start:
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One microprocessor in microprocessor socket 1
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One 1 GB DIMM on the system board
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One power supply
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Power cord
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ServeRAID SAS/SATA adapter
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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
System pulse LEDs
The following LEDs are on the system board and indicates the system power-on and power-off
sequencing and boot progress (see “System-board LEDs” on page 112 for the location of these LEDs).
Chapter 4. Diagnostics
67