Ventilator Control and Drive Theory of Operation
1 - 80 046-006272-00 A7™ Service Manual
Communication Interface, J4
1.7.5 Anesthesia Signal Interface Board
FIGURE 1-83 Anesthesia Signal Interface Board, Top View
FIGURE 1-84 Anesthesia Signal Interface Board, Bottom View
4GND Ground
5 VDD 3.3V Power Supply
6 VDD 3.3V Power Supply
7GND Ground
8GND Ground
PIN NAME FUNCTION
1 TXD_Infrared Comm Board Infrared Communication Board Serial Port Transmit Signal
2 RXD_Infrared Comm Board Infrared Communication Board Serial Port Receive Signal
3GND Ground
PIN NAME FUNCTION
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