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Oil-Less Claw Medical Vacuum


            Appendix A:  TotalAlert Embedded Control System



            •  If the connecting board is incompatible with      position to the Manual position.  See Figure A.18.
               the display board (for example, the boards        Moving to this position forces the pump to operate
               are not properly connected), only the bottom      against the backup vacuum switch, starting and
               version button appears with a red button          stopping according to the switch settings.
               background.

            A.3.4   3.5” Main Screen


















                                                                 3.5” Unit screen with Manual Override selected



            Figure A.17 3.5” Main Screen

            The main (default) screen (Figure A.17) shows
            the operation mode of the unit along with its
            automatic versus manual mode setting:

            •  Automatic (Blue = Standby, Grey = Unselected,
               Green = Unit Running)

            • Off  (Red = Selected, Grey = Unselected)

            •  Manual (Blue = Standby – Backup Vacuum
               Switch is not closed, Grey = Unselected, Green
               = Unit Running)

            A.3.5   3.5” Main Screen: Manual Override

            During the system startup, the manual override,                                  Manual Override
            located on the printed circuit board (PCB4),                                     Switch
            switch is utilized to ensure the pump is in the Off                              O - On Manual
            position.  The manual override switch on PCB4 is a
            safety measure as well, for emergency situations to                              X - Off
            ensure the pump unit produces medical vacuum.                                    A - Automatic

            In the event of an emergency and the control         PCB4 with Manual Override switch On
            system is not operating eff ectively, the manual
            override switch can be moved from the Automatic      Figure A.18 Manual Override


                                                             A-9                                  4107 9000 95.04
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