Firmware update for HLDS DVD-ROM model DH40N - ThinkStation C20, C20x, D10, D20, E20, S10, S20 and ThinkCentre A85, M75e, M80, M90, M90p, M91, M91p


Service Hints & Tips

HLDS DVD-ROM DH40N have problem booting on WinPE disc for a customer.

Affected configurations

The above symptom is associated with, but not limited to, the following systems:

  • ThinkStation C20, C20x, D10, D20, E20, S10, S20
  • ThinkCentre A85, M75e, M80, M90, M90p, M91, M91p

Applies To:

Microsoft Windows 7
Microsoft Windows Vista
Microsoft Windows XP Professional
Microsoft Windows XP Home Edition

Additional Information:

The systems optical drive is the following:

HLDS DVD-ROM model DH40N, p/n 45K0477, FRU 71Y5543


This firmware update fixes a problem booting WinPE disc. This package applies to systems configured with the HLDS DH40N SATA DVD-ROM drive.

The system must be rebooted before the firmware upgrade will take effect. We recommend you close all applications and save your data prior to upgrading the firmware. Do not power-down or restart your system while the firmware upgrade is in progress.

Click here to download and install the DH40N_1.04.exe file. Go to the folder where you saved it, and click on the DH40N_1.04.exe icon. Then click the proceed button. The firmware update will continue automatically. When it is complete, restart your computer. The firmware update will take effect after you have rebooted your computer.


Document ID:  SF11-D0020
Last Modified:  2011-03-06
Copyright © 2011 IBM Corporation

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  • Alias ID: SF11-D0020
  • Document ID: HT052096
  • Last Updated :17 Jun 2014
  • © 2015 Lenovo