Procedure; Backing Up License Key File - Keysight E4990A Help Manual

E4990A Help
Revision format is A.xx.xx.
Installed
Option This is managed by the
license
Windows License
OS ID
Description
IP IP address when the unit
Address is connected with LAN
MAC MAC Address of LAN
Address interface connection.
USB ID
USB ID
connection

Procedure

Follow the procedure below to get the product information.
1. Press
System
2. The Firmware Revision dialog is displayed.
3. Pressing PC Info shows the PC hardware information.

Backing Up License Key File

Backing Up License Key File
•
Other topics about Setting Control Functions
Backing Up License Key File
The license key for some options are kept in a text file (.lic) located at
Factory(E:)\LICENSE\. The E4990A refers to the license codes in all of .lic
files under the directory.
If there is no license code, an error occurs and the E4990A measurement
application works as simulator only.
When you change the storage, copy the .lic files as back up. You can re-
create the license number at
206
Options Number.
key.
for VISA
> Firmware Revision.
http://www.agilent.com/find/softwarelicense
firmware update.
The upgrade kit adds the
option.
Immutable ID
It is depending on LAN
configuration.
Immutable address unless
the CPU board is replaced
at repair.
Immutable ID