Vitalcare 506DN3, Service Manual

Page: 79 / 254

Criticare Systems, Inc. VitalCare
TM
506N3 Series Service Manual Page 5-17
Section 5 —Preventative Maintenance
Speaker Performance,
Alarms Verification
This applies to all 506N3 Series monitors. To verify alarm circuitry:
1. Set the alarm volume to 10 in the ALARMS menu.
2. In the CONFIGURATION menu, turn off the temperature
monitoring module. The LEDs for the temperature display
should go blank.
3. With no cuff attached press the NIBP START/STAT/STOP key.
The monitor attempts to inflate and responds with a message:
BP: CHECK CUFF .
4. Listen for the low level alarm tone. It is a burst of two pulses at
the same pitch. The bursts should repeat every 10 seconds.
5. Set the alarm level to 1 and cause another CHECK CUFF
alarm. The volume should be decreased but still audible.
6. Set the alarm volume to OFF and cause another CHECK CUFF
alarm. No alarm tone should be audible. Confirm that the alarm
bell indicator LED flashes.
7. Return the alarm volume setting to 4.
8. In the CONFIGURATION menu, turn on the temperature module
and turn off the NIBP monitoring module. The LEDs for the
temperature display should light up and the NIBP display should
go blank.
9. Confirm that no probe cable is connected to the monitor. Check
the informational message on the LCD display. The message
TEMP: NO PROBE should appear. There should be no alarm
tone.
10.Attach a temperature simulator to the temperature connection
(set to 98.6°F). The message TEMP:NO PROBE should go
away. Ensure the probe is withdrawn from the probe chamber/
well.
11.Check the temperature alarm settings and access.
12.If unit has TurboTemp temperature, set the simulator to 102°F.
If the unit has FasTemp Temperature, only 98.6°F is available.
13.Listen for the medium level alarm tone. It should appear at a
higher pitch than the low level alarm tone. It is a burst of three
pulses all at the same pitch. The bursts should repeat every 25
seconds.