B&K Precision 2542B-GEN - Manual - Manual (Page 131)

Menu Operation
131
Firmware Update
1. Press SAVE/LOAD
→External Storage to display the
EXTERNAL menu.
2. Turn the entry knob to select the correct update file
(*.UPT).
3. Press Load softkey to start the update operation. A
Loading followed by an updating progress bar will be
displayed to indicate update status.
4. When finished, a message “Restart to complete
updating” will be displayed to remind you to restart
the instrument.
If the software update failed, repeat the above procedures to
update again.
Note: The default file extension of the update file
is ”.upt”. Select the correct update file according
to the model of the oscilloscope. Error message
“Incompatible file” will be displayed if the model
does not match.
Note: The power supply of the oscilloscope must not be
turned off during the updating process. If this
happens, the update will fail and the instrument
may fail to operate. In this case, you will have to
return the instrument to factory for service.