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

  1. Download the zip file ( 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

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.

Keysight는 가능한 최신 버전을 사용하는 것을 권장하며, 최신 버전에는 현재 사용 가능한 가장 최신 버그 수정 및 보안 패치가 포함되어 있습니다.
릴리스 날짜 버젼 버전 설명
2007-02-05 020311 E4991A RF Impedance/Material Analyzer BIOS Update
릴리스 날짜 버젼
2007-02-05 020311
Version Description
E4991A RF Impedance/Material Analyzer BIOS Update

다운로드 방법

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

설치 방법

  • See Above


  • Does Not Require a License

Installs on: Instrument

운영 체제

  • Windows 2000

선결 조건

  • No specific prerequisites

지원되는 계측기

  • E4991A
사용 가능한 소프트웨어 버전이 없습니다.