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ThinkPad 320GB 5400rpm SATA 3.0Gb/s Hard Drive II - Overview

Features and specifications

The ThinkPad 320GB 5400rpm SATA 3.0Gb/s Hard Drive II (0A33987) option makes it easy to upgrade the primary hard drive of supported ThinkPad laptops. For additional storage and backup, install it in the ThinkPad Serial ATA Hard Drive Bay Adapter III (43N3412).

  • 2.5-inch diameter, 7-mm height
  • Up to 320 GB formatted capacity
  • 512 bytes/sector
  • No-ID recording format
  • SATA Interface conforming to Serial ATA International Organization:Serial ATA Revision 2.6
  • Intergrated controller
  • Multi zone recording
  • Segmented Buffer with write cache
  • Rotary voice coil motor actuator
  • Enhanced ECC
  • Load/unload mechanism
  • Embedded sector Servo
  • Interface: Serial ATA
  • Formatted capacity: Up to 320 GB
  • Rotational speed: 5400 rpm
  • Number of disks per drive: 1
  • Number of heads: 2
  • Data buffer size: 16 MB
  • Interface transfer rate: 3 Gb/sec
  • Maximum media transfer rate: 994MB/sec
  • Average read seek time: 13 ms
  • Power on ready: 3.5sec

 

Physical specifications
  • Approximate height: 6.8 mm (0.27 in)
  • Approximate width: 69.85 mm (2.75 in)
  • Approximate depth: 100.2mm (3.95 in)
  • Approximate weight: 95 g (0.209 lb)

 

Warranty

1 year - Customer Replacement Unit (CRU) Service

  • Announce date: 1 Mar 2011 (Worldwide)
  • Availability date: 8 Mar 2011 (Worldwide)

 

Hardware compatibility
Description
Machine - Models
ThinkPad R400, R500
All
ThinkPad T400, T410, T420, T420s, T500, T510, T520
All
ThinkPad W500, W510, W520, W700, W701, W700ds, W701ds
All
ThinkPad X200, X201, X200s, X201s, X220, X200 Tablet, X201 Tablet
All
ThinkPad Serial Hard Drive Bay Adapter III (43N3412)

 

Packaging
  • ThinkPad 320GB 5400rpm SATA 3.0Gb/s Hard Drive
  • Setup Poster

 

Agency approvals
CE, UL, MIC, TUV, BSMI, C-Tick, CUL, RoHS

 

Limitations
Continuous use of Serial ATA hard drives, as in reading long video files, impacts battery life.

 

Additional product information
Service parts - Parts listing for your product
Publications - Intruction manuals for your product
Lenovo Support: Hard Drives: Reference Guide - A list of other internal and external notebook hard drives. Also has additional information which includes: User Handling Tips for Hard Drives, Lenovo Hard Drive Quick Test, Avoiding Hard Drive Damage, and Lenovo Hard Disk Drive Retention program information.
User Handling Tips for Hard Drives
Lenovo Hard Drive Quick Test - Desktops / Notebooks
Troubleshooting Hard Drive Issues - ThinkPad
Avoiding Hard Drive Damage
Hard Disk Drive Retention (www.lenovo.com/services/hddretention) - Describes Lenovo Hard Disk Drive Retention service offering. If the internal hard disk drive (HDD) or internal solid state drive (SSD) fails during warranty, Hard Disk Drive Retention lets customers keep the old drive and hold on to personal or business data.
Personal Systems Reference (PSREF) - Comprehensive information on the features and technical specifications of Lenovo products.