Multi-Port Nurse Call Connector Test (Flexible Nurse Call) - Philips Avalon FM20 Service Manual

7 Testing and Maintenance

Multi-Port Nurse Call Connector Test (Flexible Nurse Call)

This test checks the operation of the Flexible Nurse Call Relay. The Nurse Call Relay test is
recommended for customer sites where the nurse call is in use. The following diagram and table show
the pins and relay identifiers of the connector:
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
*1: The power loss indication functionality of the Nurse Call Relay board is not supported with fetal monitors.
The Nurse Call relay functions as follows:
• During standard operation R1,R2,R3 _opener are closed; R1,R2,R3_closure are open.
• During alarm condition—R1,R2,R3_opener are open; R1,R2,R3_closure are closed.
Tools required: Ohmmeter.
Plug an M8087-61001 cable into the Nurse Call Relay connector.
1
2 Connect the ohmmeter and measure the pins as indicated in the diagram and table.
The relay contacts should behave as described above. The behavior may vary depending on
3
configuration choices. See the Configuration Guide for details on Alarm Relay settings.
86
Cable Color Coding
black
brown
red
orange
yellow
green
blue
purple
gray
white
pink
light green
black/white
brown/white
red/white
orange/white
blue/white
purple/white
green/white
red/black
Relay
R2-closure
R2-middle
R2-opener
R3-closure
R3-middle
R3-opener
n/a
n/a
n/a
n/a
R1-closure
R1-middle
R1-opener
n/a
n/a
n/a
*1
R_failure_closure
*1
R_failure_middle
*1
R_failure_opener
n/a