NAS Buffalo status led

 

Status LED

There are 5 LEDs on the LinkStation: "Power", "Function", "Info/Error", "Link/Act"and "AC adaptor".

Power LED

 

Status	Descriptions
Glowing Blue	The LinkStation is powered on.
Blinking Blue	The LinkStation is starting up or shutting down.
LED is OFF	The LinkStation is off.

 

Function LED

 

Status	Descriptions
Glowing Blue	DirectCopy is ready (lights for 1 minute). USB device is dismounted (lights for 5 seconds). Initialization is in progress.
Blinking Blue	DirectCopy is in use. Note: The function LED (blue) and the info/error LED (orange) blink together if an error occurs during DirectCopy. Please do the following if this happens: Shut down the LinkStation. Detach the USB device from the LinkStation. Reattach the USB device to the LinkStation. Power on the LinkStation.

 

Info/Error LED

The Info/Error LED blinks orange when there is a message. The message is coded by the pattern of blinking.




Note: The messages are also available (uncoded) in NAS Navigator2.

Place	Status	Display example
10s place	The LED illuminates for 1.0 seconds every 0.3 seconds. The number of flashes is the tens place of the information code.	I23
1s place	The LED illuminates for 0.5 seconds every 0.3 seconds. The number of flashes is the ones place of the information code.

 

Information code	Descriptions
I10	System temperature may have exceeded the maximum safe value. Move the LinkStation to a cooler location. Do not place objects in the area around the LinkStation.
I11	The bad sectors in the hard drive may have reached a dangerous level. Replace the hard drive.
I12	Operating in degraded mode.
I13	Formatting the RAID array.
I14	Checking the RAID array.
I15	Examining the error statu of the RAID array. Transfer speeds are slower during the examination process.
I16	Creating the RAID array.
I17	Resyncing the RAID array. Transfer speeds are slower during the resyncing process.
I18	Rebuilding the RAID array. Transfer speeds are slower during the rebuilding process.
I19	Writing 0s to the RAID array, erasing all data.
I20	Checking the hard drive.
I21	Checking the hard drive.
I22	Erasing the data of the hard drive.
I25	Updating the LinkStation firmware. Do not turn off the power during the updating process.
I26	Initializing all settings in the Web Admin interface.
I27	Checking a USB hard drive.
I28	Formatting a USB hard drive.
I32	The RAID should be rebuit or a drive should be formatted.Normally this is displayed after a hard drive has been replaced. Rebuild the RAID array or format the hard drive in the Web Admin interface.
I46	Data migration or conversion (RAID migration) is in progress. Do not turn off the LinkStation power.
I47	Data migration or conversion (RAID migration) is in progress. Do not turn off the LinkStation power.

Info/Error LED glowing amber

When the new firmware is avalable, the Info/Error LED will glow amber. Update the firmware. (It shows as "I52" on NAS Navigator2.)

Error LED

The Info/Error LED blinks red to indicated an error. The error may be identified by the pattern of blinking.

Place	Status	Display example
10s place	The LED illuminates for 1.0 seconds every 0.3 seconds. The number of flashes is the tens place of the error code.	E22
1s place	The LED illuminates for 0.5 seconds every 0.3 seconds. The number of flashes is the ones place of the error code.

 

Error code	Descriptions
E04	The firmware is corrupted. Concact technical support for assistance.
E10	The LinkStation is running on the UPS battery due to a power outage. The system will no be shut down safely. Check that power is being supplied to the UPS, and if there are no prblems, turn on the LinkStation.
E11	An error occurred in the fan speed. Check that no 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 techincal support for assistance.
E12	System temperature has exceeded the maximum safe value. Do not place objects in the area around the LinkStation. Also, move the LinkStation to a cooler location.
E13	An error occurred in the RAID array. It will run in degraded mode until the error is corrected. Replace the failed drive indicated by the red LED as soon as possible. After replacement, rebuild the RAID array after starting the LinkStation.
E14	The RAID array cannot be mounted. Run the RAID array disk check in the LinkStation's Web Admin interface.
E15	The bad sectors in the hard drive have reached a dangerous level. Replace the hard drive indicated by the red LED.
E16	Unable to find the hard drive. The drive may be disconnected or may have failed. After shutting down, reinstall the hard drive.
E22	Mounting of hard drive failed. Format the hard drive. After formatting and rebooting, if the error still apears, replace the drive. If this error is displayed again, contact technical support for assistance.
E23	An error occurred, so the hard drive was removed from the RAID array. Replace the hard drive indicated by the red LED.
E30	The hard drive may be damaged. Replace the hard drive indicated by the red LED.