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Chapter 10 Appendix
Info and Error LEDs
This section explains the details of the event/error code that appears when an event occurs. If there is a
corresponding corrective action described below for the code, try it first. If the code is still displayed after trying the
corrective action, contact Buffalo technical support for assistance.
Errors
If an error occurs, the error LED will glow red. You can also confirm the current status from the Dashboard in Settings
or by using NAS Navigator2. If NAS Navigator2 displays the error as an unknown error, check the Dashboard in
Settings for the error details.
Code
E10
E11
E12
E14
E16
E22
E27
E30
Description
The TeraStation is running on the UPS
battery due to a power outage.
If the setting to use the UPS connected to
this TeraStation has been configured, the
UPS cable may be disconnected.
If the setting to use the UPS connected to
another TeraStation on the same network
has been configured, the LAN cable of this
TeraStation may be disconnected.
An error occurred in the fan speed.
A rise in the system temperature may have
exceeded the allowable safety value.
The RAID array cannot be mounted.
Unable to find the drive.
Unable to mount the drive.
Unable to find the failover backup
TeraStation.
An error occurred, so the drive was
removed from the RAID array.
Corrective Action
Shut down the TeraStation safely and wait
until the power outage ends. If certain
settings are configured, the TeraStation
may shut down automatically when the
error is detected.
Verify that the UPS cable or LAN cable is
connected properly.
Check that no foreign objects or dust are
clogging the fan. If any foreign objects or
dust are found, use a pair of tweezers, an
air duster, or other tools to remove them.
Move the TeraStation to a cool location. Do
not place objects in the area around the
TeraStation.
If the message appears after initial bootup,
make sure drives are inserted properly
by referring to the
section in chapter 1. For all other cases,
run a drive check on the RAID array by
referring to the
in chapter 4.
Re-insert the drive by referring to the
Inserting Drives"
Format the drive. After formatting, if the
error still appears after rebooting, replace
the drive.
Reconfigure the failover backup
TeraStation for failover by referring to the
"Configuring Failover"
Replace the drive by referring to the drive
replacement sections in chapter 8.
223
"Re-Inserting Drives"
"Checking Drives"
section
"Re-
section in chapter 1.
section in chapter 5.
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