Operation Manual

13
4.4.2
4.4.2
4.4.2
4.4.2 System
System
System
System Setup
Setup
Setup
Setup
C lick the “ ” button of the Setup menu to enter the System Setup
menu interface. System Setup menu interface showed as followed:
M odel 4-4-2 System Setup
4.4.2.
4.4.2.
4.4.2.
4.4.2. １
１
１
１ .
.
.
.
Users can set system sounds and overtime of the backdrop lighting .
4.4.2.
4.4.2.
4.4.2.
4.4.2. 2.
2.
2.
2. SpO2 Parameters
󳴆 Drop for Event (%): value, in %, to qualify as an SpO2 (Desaturation) Event.
󳴆 Minimum Event Duration (sec): value, in seconds, of SpO2 decrease that qualifies
as an SpO2 (desaturation) event.
󳴆 Desaturation Criteria Level (%): value, in %, below which the SpO2 level must
drop to be classified in a special category of statistics. This threshold is indicated on
the SpO2 graph by a red dotted line.
Pulse Rate Parameters
󳴆 Rate Change For Event (bpm): value, in beats per minute, to qualify as a pulse rate
event.
󳴆 Minimum Event Duration (sec): value, in seconds, of pulse rate change to qualify
as a pulse rate event.