Recording a Resting ECG
2028451-182B MAC™ 1600 5-11
F2 P Measurement Toggles the format of the P Duration and PR Interval
measurements in the Measurement Legend and
toggles the fiducial points from solid lines (certain) to
dotted lines (uncertain).
Available only when the P-onset or P-offset fiducial
points are selected.
F3 Edit Mode If either HEART option (MEHR or MIHR) is activated,
toggles between the Global Measurement and T Wave
Dispersion edit modes. Global Measurement is the
default mode.
If either 12SL option is enabled (MI12 or ME12) is
activated, only Global Measurement is available.
For more information on activating the HEART options,
refer to “Options Setup” on page 9-29.
F4 Restore Returns all fiducial points to their original positions.
Use this option to undo any changes and begin over.
F5 Save Applies the waveform marker changes to the ECG
record. When the ECG is next printed, it will be
reanalyzed with the new settings.
F6 Return Exits the reanalysis function and returns to the Resting
ECG mode.
If you select this option before you press the F5 key to
save your changes, you will lose your changes
F Key Option Description