BeneVision N17/BeneVision N15/BeneVision N12 Patient Monitor Service Manual 3-21
3.4 Nurse Call Relay Performance Test
Tools required: Multimeter
1. Connect the nurse call cable to the Nurse Call Connector of the patient monitor.
2. Enter Demo mode. Then, select Main Menu → Maintenance >> → enter the required password
→ Alarm to access the Nurse Call setup menu.
3. In Nurse Call menu, select all options of Alarm Priority and Alarm Type. and set Contact Type to
Normally Open.
4. In Nurse Call menu, set Signal Type to Pulse. Cause the monitor to generate an alarm and verify the
output are pulses of 1s width and the relay contacts are closed (can be measured with a multimeter)
when there is an alarm.
5. In Nurse Call menu, set Signal Type to Continuous. Cause the monitor to generate an alarm and verify
the output is continuous high level and the relay contacts are closed (can be measured with a
multimeter) when there is an alarm.
3.5 Analog Output Performance Test
Tools required:
Patient simulator
Oscilloscope
1. Connect the patient simulator to the monitor using an ECG or IBP cable and connect the oscilloscope
to the Auxiliary Output Connector of the MPM module of the patient monitor.
2. Verify that the waves displayed on the oscilloscope are identical with those displayed on the monitor.
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