Philips 862478 - Manual (Page 106)

Diagnostic Mode
5-10 Configuring the Power-up Defaults Menu
NBP Test A NBP Test screen is provided to facilitate troubleshooting problems and performing
verification testing for the NBP subsystem. Typically, when these tests are performed, the
pneumatic system is connected to an external pressure-reading device and a closed reference
volume. The NBP Test screen provides a real-time numeric display of the pressure in the
pneumatic system, means for controlling the pump and valves are open or closed.
Warning Warning
A blood pressure cuff, connected to the monitor, should never be applied to a human
being while the monitor is in Diagnostic Mode. Injury could result.
The NBP Test screen elements are described below:
Menu Item Function
Pressure (mmHg) Displays the real-time value of the
system pneumatic pressure in mmHg.
The value is updated at the rate of
approximately two times per second.
Proportional Valve Indicates whether the proportional value
is open or closed.
Safety Valve Indicates whether the safety valve is
open or closed.
DIAGNOSTIC MENU
NBP TEST
Press NBP to activate pump;
release to stop pump.
Press Volume to open both valves;
release to close valve.
Press Alarm Silence to open proportional valve
and deflate at 3mmHg/s;
Pressure (mmHg) 0 Proportional Valve: Open
Proportional Valve: Open
Return
release to close valve
Press Contrast to perform
offset adjustment