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Lenovo USB Portable 500GB Hard Drive - Overview

USB Portable 500GB Hard disk drive (45K1690)

Features and specifications

The Lenovo USB Portable 500GB Hard disk drive (45K1690) option provides the ultimate in portability and ease of use without sacrificing capacity. Features and benefits include:

  • High-speed USB 2.0 Interface.
  • Compact size -- Fits in a shirt pocket.
  • No requirement for AC power adapter.
  • Operating system independent, no operating system drivers needed
  • 500GB capacity
  • 5400 rpm speed
  • No Auxiliary power USB cable included
  • No Carrying case included
  • Innovative top cover design
  • No requirement for ac power adapter -- Does not require two USB ports on systems, depending upon configuration.

Note: GB = 1 billion bytes when referring to storage capacity; accessible capacity is less.

Performance specifications:

  • Typical data transfer speeds*:
    • USB 1.1
      • Read up to 900 KBps
      • Write up to 700 KBps
    • USB 2.0
      • Read up to 30 MBps
      • Write up to 25 MBps

* Actual performance varies based on many factors and is often less than the maximum possible.

Physical specifications:

  • Lenovo USB 2.0 Portable 500GB Hard drive (45K1690)
    • Approximate height: 14 mm (0.5 in)
    • Approximate width: 77 mm (3.0 in)
    • Approximate length: 130 mm (5.1 in)
    • Approximate weight: 154 g (6 oz)
  • Lenovo USB 2.0 Portable 500GB Hard drive (45K1690) packaged in a carton:
    • Approximate height: 67 mm (2.6 in)
    • Approximate width: 110 mm (4.3 in)
    • Approximate length: 160 mm (6.3 in)
    • Approximate weight: 300 g (11 oz)

Operating environment:

  • Operating temperature (card): 0 deg to 60 deg C (32 deg to 140 deg F)
  • Relative humidity: 5% to 85% (non-condensing)




1 year - Customer Replacement Unit (CRU) Service

  • Announce date: 26 May 2009 (Worldwide)
  • Availability date: 29 May 2009 (Worldwide)
  • Effective withdrawal date: 18 March 2014


Hardware compatibility

An available USB 2.0 port.

For the latest updates on the compatible systems, please refer to the Accessories Compatibility Guide.

Note: This option is not supported on the following systems:

  • ThinkCentre M80
  • ThinkCentre A70


Software requirements
  • Microsoft Windows XP (Service Pack 2 or later)
  • Microsoft Windows Vista
  • Microsoft Windows 7


  • Lenovo USB Portable 500GB Hard disk drive
  • USB cable
  • User's Guide



Booting to the Lenovo Portable USB Portable 500GB Hard drive option requires system BIOS support. Refer to the system user guide to determine if your system supports booting to USB hard drives.


Agency approvals


Additional product information
Service parts - Parts listing for your product
Personal Systems Reference (PSREF) - Comprehensive information on the features and technical specifications of Lenovo products.

  • Alias ID: MIGR-72661
  • Document ID: PD013702
  • Last Updated :06 Nov 2014
  • © 2015 Lenovo