Datascope System 98 Service Manual page 12

15.
16.
UP & DOWN ARROW KEYS
The UP & DOWN ARROW keys allow adjustment of che ECG Gain,
Pressure Threshold, or Internal Rate, depending on the selected trigger
source.
NORMAL
The NORMAL key selects the normal (default) setting for ECG Gain,
Pressure Threshold, or Internal Rate. If any of these settings have been
changed via the arrow keys, the normal setting can be instantly restored by
pressing the NORMAL key once.
1-8
System 98 Service Manual
Chapter 1, Operation