Buffalo HD-AVSU3, User Manual, Page: 16 / 229

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Hard Drive User Manual (EN)
HD-GDU3
LEDs and Connections
1
Power / Access LED
Power On: white
Accessing: blinking white
Fan failure: blinking red*
*If the optional fan is attached.
2
Cache LED
Cache enabled: blue
Warning!:
Don’t disconnect power to the drive or your computer while either the cache LED or the power/access LED is
blinking! Data might be lost. Also, don’t unplug the drive from your computer while the power/access LED is
blinking.
Notes:
• After disconnecting the drive from the computer, the cache LED will continue to blink until data finishes writing.
Don’t disconnect the power to the drive until writing is finished and the cache LED stops blinking.
• If the cache is disabled, the cache LED will stay off.
3
USB Connector
4
Security Slot
5
Power Connector