Other topics about Maintenance
User can update E4990A firmware by themselves. The latest firmware can be downloaded from the http://www.keysight.com/find/e4990a
Updating firmware does not include the following software update.
Windows Operating System
Driver for Windows
Calibration Constant Data
Press System > Service Menu > Exit to terminate the E4990A application.
Download the latest firmware from the download site. (E4990A.exe). f you use your local PC to download, save the file to a USB mass storage device in order to move it to E4990A, then connect the USB mass storage device into the front USB port of the E4990A.
Double click E4990A.exe to install the firmware.
Follow the instruction of windows installer. After the installation is finished, the instrument restarts.
Press System > Firmware Revision to confirm the firmware revision you have just installed.
User should log in as an administrator authority to perform firmware update.
Download the latest firmware from the download site. It is prepared as execution file (E4990A_xx.xx.exe).
Run the E4990A_xx.xx.exe to extract the E4990A.msi.
If you use your local PC to download, save the file to a USB mass storage device in order to move it to E4990A, then connect the USB mass storage device into the front USB port of the E4990A.
Press System > Service Menu > Update Firmware.
In Open dialog box, select E4990A.msi, then press Open. Then the windows installer appears.
Follow the instruction of windows installer. After the installation is finished, the instrument restarts.
Press System > Firmware Revision to confirm the firmware revision you have just installed.