Clearing User Data - Keysight N7744A User Manual

Clearing User Data

Keysight N774x Series
DRAM 128 MB volatile working memory. This contains data for
current and recent calibrating and measuring.
Clearing the DRAM
All data in the DRAM is cleared by powering the instrument off.
Clearing the Flash ROM
The user data can be cleared from the Flash ROM by:
1 Reset the instrument to factory default.
a Send the command:
SYSTem:PRESet
OR
b Press the LAN Reset button on the front panel briefly (<1 s).
2 Clear the instrument log.
a Send the special command
DIAG:SYST:FLAS:LOGF:ERAS
The contents of the log can be checked with the query READ:LOGF?.
3 Clear the Ethernet settings
a Connect to the instrument by some means other than the LAN,
using VISA Assistant (for example over USB). Send the command:
SYSTem:COMMunicate:ETHernet:RESet
OR
b With the instrument connected over the LAN (the LAN LED is
green), press and hold the LAN Reset button for more than 3s.
In either case, the instrument reboots.
Maintenance and Troubleshooting
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