Lenovo Storage N4610, User Manual And Hardware Maintenance Manual

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3 BIOS recovery jumper
Used to recover the BIOS if the power to your storage product is interrupted while the BIOS is being updated
and your storage product cannot start correctly.
To recover the BIOS, see “Recovering from a BIOS update failure” on page 43.
4 Jumper cap storage
Used to store the jumper cap. A jumper cap is encased on the pins by default.
System fan fault LEDs
The following illustration shows the system fan fault LEDs 1 on the system board.
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Figure 14. System fan fault LEDs
You can view the system fan fault LEDs 1 from the top of the system fans. When a system fan fault LED is
lit, it indicates that the corresponding system fan is operating slowly or has failed. To solve the problem,
reinstall or replace the system fan. See “Installing or replacing a system fan” on page 56. If it is a system
board problem, contact the Lenovo Customer Support Center.
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Figure 15. Viewing the system fan fault LEDs from the top of the system fans
Chapter 3
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Product overview
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