Buffalo LS421DE - Chapter 10 Appendix; When the Power LED Blinks

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Chapter 10 Appendix
When the Power LED Blinks
White
The power LED will blink white during bootup or shutdown.
Red
If there is an error, the power LED will blink red. The pattern of the blink gives the error code. You can also see any errors
in NAS Navigator2.
Place of Error Code Status
10s Place of Error Code
The LED flashes for 1.0 second every 0.3 seconds. This gives the tens place of
the error code.
1s Place of Error Code The LED flashes for 0.5 seconds every 0.3 seconds.
Error Code Description Corrective Action
E07 The firmware is corrupted.
Contact Buffalo technical support for
assistance.
E11 An error occurred in the fan speed.
Check that foreign objects or dust are
clogging the fan. If any foreign objects
or dust are found, use a pair of tweezers,
air duster, or other tool to remove them.
If the error is displayed again, contact
Buffalo technical support for assistance.
E12
A rise in the system temperature may
have exceeded the allowable safety value.
Do not place objects in the area
around the LinkStation. Also, move the
LinkStation to a cool location.
E13
An error occurred in the RAID array. The
LinkStation is in degraded mode.
Replace the defective drive whose NAS
Navigator2 or Settings shows error.
Rebuild the RAID array after replacing the
drive and rebooting the LinkStation.
E14 RAID array X cannot be mounted. Run the RAID array disk check in Settings.
E15
The bad sectors have reached a
dangerous level.
Replace the defective drive whose NAS
Navigator2 or Settings shows error.
E16 Unable to find hard drive X.
Hard drive X may be disconnected or may
be failed. After shutting down, reinstall
the hard drive.