Repairing And Recovering Option Data - Keysight Technologies N5221A Service Manual

General Purpose Maintenance Procedures
Option Enable Utility

Repairing and Recovering Option Data

License, option, and model number data are stored in an EEPROM on the
frequency reference board and written into the gen.lic file on the solid state
drive. If the data stored in either of these items is lost, it can be recovered from
the other item.
If the data on both the solid state drive and the frequency reference board is
lost, it can not be recovered. Contact Keysight for assistance. Refer to
"Contacting Keysight" on page
Recovery of Data After Repair
— If the frequency reference board is replaced, use the Repair selection to
recover data that has been lost as a result of the repair:
1. Select Repair from the Option Enable menu bar (see
2. Click the Freq Ref board has been replaced check box.
3. Click Begin Repair. The data is written from the gen.lic file into the
— If the solid state drive is replaced, a new gen.lic file is automatically created
when the Network Analyzer application starts, by retrieving the data from
the EEPROM.
Recovery of Data if Option or Model Numbers are Incorrect
If the analyzer option or model numbers are not listed correctly on the analyzer
display, in either the Option Enable Dialog Box or the About Network Analyzer
display, you should regenerate the options license file, gen.lic:
1. Exit the Network Analyzer application.
2. Remove (or rename) the existing gen.lic file:
a. Open Windows Explorer and navigate to C:\Program
b. Delete (or rename) gen.lic.
3. Exit the Windows Explorer application.
4. Open the Network Analyzer application. The application will generate a
new gen.lic file when it starts.
5. Check the option listing:
a. Press UTILITY
b. Press UTILITY
6. If the options are still not listed correctly, contact Keysight for assistance.
Refer to
Keysight N5221A/22A Service Guide
page 11).
EEPROM.
Files\Keysight\Network Analyzer.
System
System
"Contacting Keysight" on page
2-7.
, then , then
Service
, then Help , then About NA...
2-7.
Figure 8-5 on
or
Option Enable
.
8-13