Firmware update for Samsung SC-148A and SC-148C CD-ROM drives - ThinkCentre
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Installation instructions for firmware update for Samsung SC-148A and SC-148C CD-ROM drives
pz1t21a.txt
2.77 KB
B403 or B110 14 Oct 2004
Firmware update for Samsung SC-148A and SC-148C CD-ROM drives
pz1t21a.exe
248.19 KB
B403 or B110 14 Oct 2004
This update will replace the firmware in Samsung SC-148A and SC-148C CD-ROM drives. We recommend this update for systems that have a Samsung model SC-148A or SC-148C CD-ROM drive and have a problem reading or booting some CD-R media.

The CD-ROM drive should be setup as the Master drive on the secondary IDE controller to use this update.
Additional information
Downloading the update
  1. Click the file link to download the file from the Web page.
  2. When prompted, select a drive and directory in which to save the downloaded file, be sure to select a path that does not have a space in its name.
Extracting the update

Before you begin, have a blank 1.44 MB diskette ready.

Note: Do not interrupt the flash update process once downloading to the drive has started! This can make your drive permanently unusable.

  1. Click Start, select Find or Search, then click Files and Folders.
  2. Insert a blank 1.44MB floppy diskette into the diskette drive.
  3. Type pz1t21a.exe in the search field, then click Find Now. This will locate the file you just downloaded.
  4. Double-click the pz1t21a.exe icon.
  5. Follow the onscreen prompts. The necessary files will be extracted to the diskette.
Installing the update
  1. Shutdown the machine, then boot it with the diskette in the drive.
  2. Press the F1 key on the keyboard to go to the BIOS settings screen.
  3. Locate the Startup options.
  4. Ensure the the Floppy drive is selected as the first startup device.
  5. Save your settigns and exit the BIOS settings screen.
  6. Allow the machine to boot with the diskette in the diskette drive.
  7. The CD-ROM firmware will be updated.
  8. Once the CD-ROM firmware update has completed, remove the diskette from the diskette drive and reboot the system.


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
AvailableWorldwide
Document ID : DS000582
Legacy Document ID : MIGR-57327
Last Updated :
Copyright © Lenovo 2013, all rights reserved
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