Service manual

Rad-8 Signal Extraction Pulse Oximeter Service Manual
4-3
4.7.2 Press the Display Brightness button and cycle through the
different brightness levels. There are four brightness levels.
4.7.3 Press the Enter button to return to patient monitoring mode or
wait for display to time out.
4.8 Testing with Masimo SET Tester
4.8.1 Turn the Rad-8 Pulse Oximeter off and then on again.
4.8.2 Set the alarm limits to:
% SpO
2
Pulse Rate
High 100 140
Low 90 50
4.8.3 Connect the Masimo tester to the Rad-8 Pulse Oximeter. A
patient cable may be required to connect a modular tester to the
Rad-8 Pulse Oximeter.
4.8.4 Verify that within 20 seconds a plethysmographic and a Signal
IQ number displays.
4.8.5 Verify that the SpO
2
measurement is between 78% and 84%.
(with tester values of 81% +/- 3%)
4.8.6 Verify that the pulse rate measurement is between 59 bpm and
63 bpm (with tester values of 61 +/- 1 bpm).
4.8.7 Verify that an audible alarm occurs and that the SpO
2
measurement and the low SpO
2
alarm are flashing
4.8.8 Press the Alarm Silence button once and verify that the alarm is
silenced.
4.8.9 Wait 120 seconds and verify that the alarm silence times out and
the audible alarm is activated again. Disable the Alarm before
continuing.
4.8.10 Press the Up Arrow button several times and verify that the
loudness of the pulse beep tone increases.
4.8.11 Press the Down Arrow button and verify that the loudness of the
pulse beep tone decreases. Press the Down Arrow button and
verify that the loudness of the pulse beep tone can be turned off.
4.9 Serial Port
4.9.1 The serial port outputs ASCII data using standard RS-232
protocol via a straight through serial cable.