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ThinkPad 40GB High Speed 5400RPM ATA/100 EIDE 2.5-inch hard disk drive - Overview

40GB Hard drive

Parts information

At a glance

The ThinkPad 40GB High Speed hard disk drive utilizes the latest technology for enhanced mobile productivity and will enhance the productivity of your ThinkPad systems. This storage option can upgrade the primary hard disk drive of ThinkPad A, T, R, and X Series systems.


  • Combines speedy 5400RPM and ATA-100 technology for industry-leading performance
  • 2.5-inch form factor, 9.5-mm height
  • Enhanced IDE interface with Ultra-DMA transfer mode 2
  • Easy customer installation
  • Advanced power management technology


1 year Limited - customer carry-in exchange


You will receive one box containing the following items:

  • ThinkPad High Speed 40GB hard disk drive Assembly
  • Publications

Product dates


  • Announce date: 27 Aug 2002
  • Planned availability date: 13 Sep 2002

Technical specifications

Performance specifications as known at time of announcement

  • 2.5-inch, 9.5-mm height MCC compliance
  • Up to 40 GB formatted capacity
  • 512 bytes/sector
  • No-ID recording format
  • PRML data channel
  • Enhanced ECC On The Fly
  • Advanced GMR heads with optimization writer enhancement
  • Load/unload head technology
  • Enhanced IDE Interface with Ultra-DMA transfer mode 2

Physical, environmental, and compatibility specifications as known at time of announcement


  • lbs: .34
  • g: 155
  • inches: .37
  • mm: 9.5
  • inches: 2.75
  • mm: 69.85
  • inches: 3.94
  • mm: 100.2

Operating temperature

  • between 5 degrees Celsius and 35 degrees Celsius
  • between 41 degrees Fahrenheit and 95 degrees Fahrenheit

Relative humidity

  • Operating: between 5% and 85% (non-condensing)

Agency approvals

  • CE
  • UL
  • CSA
  • TUV
  • BSMI
  • C-Tick

Hardware compatibility

The ThinkPad High Speed 40 GB hard disk drive is supported on the following systems:

Machine Description Machine TypeModel
ThinkPad A30, A30p, A31, A31p
2652, 2653, 2654
ThinkPad A20, A21, A22, A20p, A21p, A22p
2628, 2629, 2633
ThinkPad A20e, A21e
2655, 2663, 2664
ThinkPad R30, R31
2656, 2657, 2676
ThinkPad R32
2658, 2659, 2677
ThinkPad T20, T21, T22, T23
2647, 2648
ThinkPad T30
2366, 2367
ThinkPad X20, X21, X22, X23, X24
2660, 2661, 2662
ThinkPad X30
2672, 2673

The ThinkPad High Speed 40GB hard disk drive option is supported on other currently marketed ThinkPad systems with the Portable Drive Bay 2000 (marketing part number 19K4480) and the ThinkPad 2nd hard disk drive Adapter for Ultrabay 2000 (marketing part number 08K6068). The 40GB hard disk drive option is also supported in the ThinkPad Dock (machine type 2631) with the ThinkPad 2nd hard disk drive Adapter for Ultrabay 2000 (marketing part number 08K6068).

NOTE: The 40 GB hard disk drive option is only supported on ThinkPad systems.

Supported operating systems

  • Microsoft Windows 95
  • Windows 98
  • Windows NT 4.0
  • Windows 2000
  • Windows Me
  • Windows XP


Continuous use of the ThinkPad High Speed 40 GB hard disk drive, as in reading long video files, will impact battery life.

Installation time

Approximately 15 minutes

If you are unable to find what you are looking for, please do try the following options:
1. Lenovo Assisted Search
2. Product usage and general troubleshooting tips
3. Lenovo Support Forum
4. Technical Support Call Centre

Country Availability
Document ID : PD010450
Legacy Document ID : MIGR-44065
Last Updated :
Copyright © Lenovo 2013, all rights reserved
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