Western Digital WDXUL4000KDXX دليل المستخدم

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Just the essentials — high-speed, easy-to-use, reliable add-on storage.
Simply plug in your WD Essential external USB hard drive and you’ve
got plenty of room to back up and save your valuable data, music, photos,
and movies.
USB 2.0 and 1.1
Product Features
! USB 2.0 interface — high speed connection for maximum throughput
! Front-mounted, easy-to-reach power button
! 7200 RPM rotational speed
! Preformatted*; simply plug it in and go
! Designed for near-silent operation with WD’s whisper-qui

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Drive Specifications 80 GB 120 GB 160 GB 200 GB 250 GB 320 GB 400 GB 1 Formatted capacity 80,026 MB 120,034 MB 160,041 MB 200,049 MB 250,059 MB 320,072 MB 400,088 MB Actuator latch/auto park Yes Yes Yes Yes Yes Yes Yes Actuator type Rotary voice coil Rotary voice coil Rotary voice coil Rotary voice coil Rotary voice coil Rotary voice coil Rotary voice coil Dedicated landing zone Yes Yes Yes Yes Yes Yes Yes Servo type Embedded Embedded Embedded Embedded Embedded Embedded Embedded Performance Spe