Power/Activity Led; Power Button; Usb 3.0 Interface - Western Digital My Book WDBACW0030H User Manual

Power Button

USB 3.0
Figure 3. Back of the My Book Essential Drive

Power/Activity LED

The power/activity LED shows the drive's power state and activity as follows:
LED Appearance
On steady
Fast flashing, approximately 3 times per second
Slow flashing, approximately every 2.5 seconds
Power Button
Use the power button to safely power down the drive and avoid data loss or damage to
the drive. The power button only works when the WD SmartWare software is installed on
your computer.
Note: If you disconnect the drive after using the power button to turn it off, when
you reconnect it to your running computer, the drive automatically powers
on. If you leave the drive connected to your computer after using the
power button to turn it off, you must press the power button again to turn
it back on.

USB 3.0 Interface

Super-Speed USB 3.0 supports data transfer rates up to 5 Gb/s. USB 3.0 is backward-
compatible with USB 2.0 and USB 1.1. Connection to a USB 2.0 or USB 1.1 port
transfers data at the port speed:
• USB 2.0—up to 480 Mb/s
• USB 1.1—up to 12 Mb/s
®
Kensington Security Slot
Power Connector
Power State/Activity
Idle
Activity
System standby
MY BOOK ESSENTIAL
USER MANUAL
ABOUT YOUR WD DRIVE – 4