Disk Drive Format; Physical Description; Power/Activity Led; Power Button - Western Digital MY BOOK FOR MAC User Manual

Disk Drive Format

Your My Book for Mac drive is preformatted as a single HFS+J partition for Mac OS X
operating systems. If you want to use this drive with a Windows system, see
"Reformatting the Drive" on page 29 and "Troubleshooting" on page 30.

Physical Description

As shown in Figure 2, the My Book for Mac drive has:
• A power/activity indicator on the front
• The power connector and button, interface port, and a security slot on the back

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.

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. Connection to a USB 2.0 port transfers data at the port
speed—up to 480 Mb/s.
Figure 2. My Book for Mac Drive
Power State/Activity
Idle
Activity
System standby
USB 3.0
Power/Activity LED
Power Connector
MY BOOK FOR MAC
USER MANUAL
Power Button
Security Slot
ABOUT YOUR WD DRIVE – 3