Power Indicator And Lcd Controls Test; Pressure Accuracy Test - Respironics BiPAP Vision Service Manual

Chapter 7
Testing and Calibration
7-24
7.7.2

Power Indicator and LCD Controls Test

1. Connect the AC power cord and verify that the MAIN POWER indicator
is lit.
2. Power up the ventilator. Once the system self test is complete, record
the total operating time displayed at the bottom of the Test exhalation
port/language screen.
3. Press MONITORING and select Options. Verify that the adjustment
knob controls Brightness and Contrast.
4. Press MONITORING to exit.
7.7.3

Pressure Accuracy Test

NOTE: When the Low rate alarm occurs during this test, press Alarm silence.
1. Select the following:
Alarms:
Hi P alarm 50
Lo P alarm Disabled
Lo P delay 60
Apnea Disabled
2. Set CPAP pressure and activate CPAP mode:
• In CPAP mode: select PARAMETERS, Set CPAP, 5 cmH
• In S/T mode: select MODE, CPAP, 5 cmH
• In PAV/T mode: select MODE, CPAP, 5 cmH
mode.
3. Enter SJL (all capital letters, no carriage return) at the service laptop
keyboard to view the ventilator system parameters (when you enter the
command the display shows only a blinking cursor). (If necessary, see
Section 7.2 for more information on service laptop setup.)
4. Adjust the flow restrictor to a flow of 0 LPM (+ 0.5 LPM).
If there is oscillation, open the flow restrictor slightly until the
oscillation stops, then slowly close the valve.
BiPAP Vision Service Manual © Respironics, Inc.
Alarm module B: Scale:
Lo MinVent Disabled P
High rate 50 Vol
Low rate 4 Flow
Time base
O, Activate new mode.
2
2
45 cmH O
2
1500 mL
100 L/min
9 s
O.
2
O, Activate new
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