Lenovo ThinkServer RD440 User Manual And Hardware Maintenance Manual page 39

1 System fan error LEDs
The system fan error LEDs help you to determine if there are any system fan errors.
Status
Solid off
Solid on (amber)
The following illustration shows the system fans and their numbers.
Notes:
• Depending on the model, your server might look slightly different from the illustration.
• Your server has five system fans. The callout
Figure 14. System fans
Description
The system fans are operating correctly.
One or more system fans are running at low
speed or have been removed.
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P S
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M e
m
C P
U
0
1
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Check the BMC for errors and run the
diagnostic programs. See "Using a
diagnostic program" on page 212.
Note: To identify the failing system fans,
check the status LEDs on the system board.
See "System board LEDs" on page 60.
indicates a dummy system fan.
Action
.
Chapter 3 Product overview
27