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Chapter 7
Testing, Calibration, and Performance Verification
Alarm/LED test
ON AC POWER LED turns on
Green BATTERY CHARGING LED turns on
Primary alarm sounds
Backup alarm sounds
Remote Alarm Off: resistance at pins 1 and 6 = open circuit
Remote Alarm On: resistance at pins 1 and 6 = closed circuit
Remote Alarm On: resistance at pins 1 and 9 = open circuit
Remote Alarm Off: resistance at pins 1 and 9 = closed circuit
ALARM, ALARM SILENCE, and ON BATTERY LEDs turn on
Pressure accuracy test
When CPAP = 4 cmH
O, measured pressure = 3.6-4.4 cmH
2
When CPAP = 20 cmH
O, measured pressure = 18-22 cmH
2
When IPAP = 10 cmH
O, measured pressure = 9-11 cmH
2
When EPAP = 5 cmH
O, measured pressure = 4.5-5.5 cmH
2
When IPAP = 10 cmH
O, measured pressure = 9-11 cmH
2
When EPAP = 5 cmH
O, measured pressure = 4.5-5.5 cmH
2
after 5 minutes
7-28
O
2
O
2
O
2
O
2
O
2
O
2
BiPAP Focus Ventilator Service Manual © Respironics, Inc.
Circle one
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Passed value
Failed value
cmH
O
cmH
2
cmH
O
cmH
2
cmH
O
cmH
2
cmH
O
cmH
2
cmH
O
cmH
2
cmH
O
cmH
2
Value after
repair
O
cmH
O
2
2
O
cmH
O
2
2
O
cmH
O
2
2
O
cmH
O
2
2
O
cmH
O
2
2
O
cmH
O
2
2
REF 1029568 Rev B
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