Driver Details

HLDS GCC-T20N 24X 12.7 SATA Trayload Combo Firmware Update

This package provides the Windows Based HLDS GCC-T20N 24X 12.7 SATA Trayload Combo Firmware Update and is supported on Latitude E5400/E5500 and Optiplex 755 that are running the following Windows Operating Systems: XP and Vista.

Fixes & Enhancements

Initial Release


Version A108, A04


Removable Storage

Release date

22 Sep 2008

Last Updated

05 Mar 2014



Available formats

File Format:Hard-Drive
File Name:R199871.ZIP
Download Type:HTTP
File Size: 591KB
Format DescriptionThis file format consists of an archive of files that may be decompressed to a directory on the hard drive. The installation can then be done from that directory.
To ensure the integrity of your download, please verify the checksum value.
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By downloading, you accept the terms of the Dell Software License Agreement.

Supported Operating Systems

Windows Vista, 32-bit
Windows XP
Windows Vista, 64-bit
Windows XP, 64-bit

Applies to

GCC-T20N 24X 12.7 SATA Trayload Combo

Installation instructions

Download 1. Click Download File. 2. Saves the file on your desktop. Install 1. Double-click the new icon on the desktop. (For example labeled R12345.ZIP). 2. Extract or unzip to "C:\DELL\DRIVERS\R12345.EXE" (Example path). 3. Choose update file from [Win] or [DOS] folder. 4. Double-click the installation file and follow the on-screen installation instructions.
My Download List-#1 (0 )

Drivers help and tutorials

Warning: Do not turn off your computer or disconnect from your power source while updating the BIOS or you may harm your computer. During the update, your computer will restart and you will briefly see a black screen.

My download lists

My download lists enables you to create and save lists of drivers to install at a later time. Lists can only be saved by logging into your existing account or creating a new one, and selecting “Save this list.”
Learn more
This driver has been tested by both the independent software vendor (ISV) and Dell on the operating systems, graphics cards, and application supported by your device to ensure maximum compatibility and performance. Details
Dell recommends applying this update during your next scheduled update cycle. The update contains feature enhancements or changes that will help keep your system software current and compatible with other system modules (firmware, BIOS, drivers and software).