R3131 Spectrum Analyzer Operation Manual
2.4 Other Functions
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Protecting the file
4. Press Protect.
The selected file changes from RW (read or write) to RO (read only), indicating
that data protection has been enabled.
Pressing Protect again disables protection, and the setting changes back to RW.
Figure 2-87 Screen Display Showing File Protection Enabled
(3) Loading Data
The saved conditions and trace data can be used for measurements. Use the following procedure to
access this data.
Selecting the file source
1. Press RECALL.
The Recall menu and file list are displayed.
2. Press Device RAM/FD.
Select either RAM (internal memory) or FD (floppy disk). For this example, FD
is selected.
Selecting the file
3. Select the file from the file list using the step keys and the data knob.