Instructions for BIOS Update (Refer to Service Note E4991A-03)

  1. Download the zip file (E4991A_BIOS_020311.zip) to your PC.
  2. Unzip the zip file then you can see the following three files.
  3. Extract (or Drug and Drop) these three files to your Desktop screen.
  4. Insert your formatted floppy disk to your PC's floppy disk drive.
  5. Double click make_fd.bat file on your desktop screen. Then you can see Command Prompt screen.
  6. Press any key. Then BIOS Update software is automatically installed to your floppy disk. In case it fails, close the Command Prompt screen and retry from (5).
  7. While installing, you see xxxx-xxxx of 2879. Then "copy complete" is shown when all the installation is completed.
  8. Verify the following 10 files are on your floppy disk.
  • 91A_0311.ROM
  • Choice.com
  • IBMBIO.COM
  • IBMDOS.COM
  • PANEL.EXE
  • PHLASH.EXE
  • PLATOEM.BIN
  • AUTOEXEC.BAT
  • COMMAND.COM
  • CONFIG.SYS

Note: AUTOEXEC.BAT, COMMAND.COM and CONFIG.SYS can be seen when the "show hidden files and folders" is activated. To check this, go to followings below.

Explorer -> Tools -> Folder Options... -> view -> Hidden Files and folders.

The BIOS update instructions above is applicable to Phoenix BIOS only.

Keysight recommends using the most current version, which includes the most up-to-date bug fixes and security patches available.
Release Date Version Version Description
2007-02-05 020311 E4991A RF Impedance/Material Analyzer BIOS Update
Release Date Version
2007-02-05 020311
Version Description
E4991A RF Impedance/Material Analyzer BIOS Update

How to Download

  • Click the download button and save the file to a temporary directory on your PC (or instrument).

How to Install

  • See Above

Licensing

  • Does Not Require a License
Download

Installs on: Instrument

Operating System

  • Windows 2000

Prerequisites

  • No specific prerequisites

Supported Instruments

  • E4991A
No previous versions available
SHOW MORE