Dell Precision 3430 System BIOS

Restart required

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

Before updating, please read the installation instructions and important information noted below.

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Driver Id : Y5N77

Importance : Critical

Version : 1.4.2, 1.4.2 Latest version Recommended version Latest and Recommended version

Release Date : 03 Jul 2019

Download Type : System BIOS

Category : BIOS

This package contains the Dell system BIOS update. BIOS is a firmware that is embedded on a small memory chip on the system board. It controls the keyboard, monitor, disk drives, and other devices. This update addresses the Intel security advisories INTEL-SA-00233 and INTEL-SA-00213. A security advisory is a statement when a product is impacted by a security vulnerability and a remedy is available.

Download Files

File Format: This file format consists of a BIOS executable file. The Universal (Windows/MS DOS) format can be used to install from any Windows or MS DOS environment.

File Name: Precision_3430_1.4.2.exe

File size: 22.51 MB

To ensure the integrity of your download, please verify the checksum value.

MD5: 06d25893798e32e2cde93709c18d2198

SHA1: 49c821964622438c2eb74f9ceac505b721030721

SHA-256: 1897d67d9f62d91d887b0fc2b91ddf1bc8b2c1fe2851fa6d684a7ceb92f994d7

Download .EXE

Fixes & Enhancements

Fixes:
- Removed the pre-boot Intel RST Manager Optimized Defaults option.
- Firmware updates to address security advisories INTEL-SA-00233 (CVE-2018-12126, CVE-2018-12127, CVE-2018-12130 and CVE-2019-11091)
- Firmware updates to address security advisory INTEL-SA-00213 (CVE-2019-0090, CVE-2019-0086, CVE-2019-0091, CVE-2019-0092, CVE-2019-0093, CVE-2019-0094, CVE-2019-0096, CVE-2019-0097, CVE-2019-0098, CVE-2019-0153 and CVE-2019-0170)
- Fixed the issue where the audio driver cannot be installed completely when the internal speaker is disabled in BIOS.
- Fixed the issue where the thermal value is displayed incorrectly in ePSA thermal page.
- Fixed the issue where the USB keyboard works when the USB front panel ports are disabled.

Enhancements:
- Added a warning message to avoid updating BIOS when BitLocker does not finish its encryption.
- Improved Dell BIOS update utility for BitLocker suspension.

Installation instructions

Updating the BIOS from Windows

Note 1: Before updating the BIOS, ensure that you suspend BitLocker encryption on a BitLocker-enabled system. If BitLocker is not enabled on your system, you can ignore this step.
Note 2: Do not turn off the power or interrupt the BIOS update process during the update.

Download and Installation
1. Click Download File, to download the file.
2. Click Save to save the file to your hard drive.
3. Browse to the location where you downloaded the file and double-click the new file.
The system restarts automatically and updates the BIOS at the system startup screen. After the BIOS update is complete, system restarts again.

Updating the BIOS from BIOS Boot Menu (independent of operating system)

Note 1: Before updating the BIOS, ensure that you suspend BitLocker encryption on a BitLocker-enabled system. If BitLocker is not enabled on your system, you can ignore this step.
Note 2: Do not turn off the power or interrupt the BIOS update process during the update.

Installation
1. Copy the downloaded file to a USB drive. The USB drive does not need to be bootable device.
2. Insert the USB drive into any USB port.
3. Power on the system.
4. At the DELL logo screen, press F12 to access the one-time boot menu.
5. Select BIOS Flash Update in the Other Options section.
6. Click the ... button to browse the USB drive to locate the downloaded file.
7. Select the file and click Ok.
8. Verify the existing system BIOS information and the BIOS update information.
9. Click Begin Flash Update.
10. Review the Warning message and click Yes to proceed with the update.
The system restarts and displays a progress bar at the Dell logo screen. The system restarts again when the update is complete.

Dell Precision 3430 System BIOS

Download Files

Fixes & Enhancements

Compatible Systems

Supported Operating Systems

Installation instructions

Applies to