Service manual

24
z For Mediana module
g. Press the PULSE RATE selection button on the SpO
2
simulator. The PULSE
RATE 240 LED will light.
h. The pulse rate will increase to 240 bpm. The test pass criteria is 238 to 242
bpm.
i. The monitor will display:
- 92%SpO
2
- 240 bpm
- alarm: “High SpO
2
limits violated” message will display and the
HR/PR area will flash, indicating pulse rate is above default upper alarm
limit (medium priority alarm).
j. Press the PULSE RATE selection button on the SpO
2
simulator. The PULSE
RATE 60 LED will light.
k. The pulse rate will decrease to 60 and stabilize at 60 bpm. The test pass
criteria is 58 to 62 bpm.
l. The monitor will display:
- 92%SpO
2
- 60 bpm
- no alarm
- low level modulation
7. Test #3: Modulation Level (for Nellcor module only)
a. Press the %MODULATION selection button on the SpO
2
simulator.
The %MODULATION LED will light.
b. The monitor’s waveform area will spike and stabilize at a higher modulation
level.
c. The monitor will display:
- 90% SpO
2
- 60 bpm
- no alarm
d. Disconnect all equipment and turn off the monitor.
Respiration Operation
1. Press the Power Button to turn on the monitor.
2. Connect ECG lead wires to an appropriate terminal on the respiration simulator.
3. Connect ECG lead wires to the ECG cable.
4. Connect the ECG cable to the ECG connector on the monitor’s right panel.
5. Set the respiration simulator lead selection to lead I.
6. Set the respiration simulator to 120 breaths per minute.
7. After the normal power-up sequence, verify the following reactions:
a. The monitor displays respiration rate of 120 ±3 breaths per minute.
b. Audible alarm will sound, “High Respiration Rate limits violated” message
will display and the Respiration numerical area will flash, indicating the
respiration rate is above default upper alarm limits (medium priority alarm).