GE 001C 051D 003A, Service Manual

Page: 231 / 282

Functional and electrical safety checks: Functional Checkout procedures
2000966-542D Dash 3000/4000/5000 8-31
SpO
2
simulator configuration
1. Set the simulator as follows:

Set the MODE to NELLCOR .

Set the SpO
2
% to 99 .

Set the PPR to 100 beats/min.

Turn the power ON .
Pulse oximetry test procedures
1. Verify that the following are displayed at the patient monitor:

A sinusoidal waveform with an SpO
2
label.

An SpO
2
% reading between 97 – 100% (97 and 102%).

A PPR reading between 97 and 103 beats per minute (it might be
necessary to turn the SpO
2
ON).
2. Test the accuracy of these SPO
2
% settings.
3. Test the accuracy of these PPR settings:
4. Return the simulator to these conditions:

Set the SpO
2
% to 99 .

Set the PPR to 100 beats/min.
5. Press the NOISE TEST button on the simulator for 30 seconds.
6. Make sure the patient monitor still displays an SpO
2
value between
97 and 100% (97 and 102%), or an interference detection message is
displayed.
7. Turn the simulator off.
8. Disconnect the simulator cable from the device under test.
Accuracy of SpO
2
settings
Simulator setting
Displayed SpO
2
value
99% (Both types) 97 – 100% (97 – 102%)
80.3% (84%) 78 – 82% (81 – 87%)
49.7 (63%) 48 – 52% (61 – 65%)
Accuracy of PPR settings
Simulator setting Displayed PPR value
70 68 – 72
100 97 – 103
160 156 – 164