Teledyne LeCroy TA660СА - Manual (Page 136)

TA660 User's Manual Catalyst Enterprises, Inc
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The next time Macro function is selected the F4 will be available to
open the mux_mode.udp project.
NOTE: Please note that before a macro is assigned to a project, the project
must be defined and saved. All project types including Performance
Analysis, Statistical, Timing, etc may be defined as part of a macro
utility.