Anesthesia System Components Theory of Operation
1 - 34 046-001141-00 A5/A3â„¢ Service Manual
FIGURE 1-28 Top Lighting Board, Bottom View
The Flow Meter Lighting Board Interface, J1
Lighting Grade Option Switch Interface, J2
Power Supply Interface, J3
1.4.2.2 Flow Meter Lighting Board
FIGURE 1-29 Flow Meter Lighting Board, Top View
PIN NAME FUNCTION
1 12V
The 12V Power Supply of the
Flow Meter Lighting Board
2GNDGround
3GNDGround
4 LIGHT_OUT Flow Meter Lighting Control
PIN NAME FUNCTION
1 HIGH_BRIGHTNESS High Brightness Grade
2 HIGH_BRIGHTNESS High Brightness Grade
3OFFClose Light Grade
4OFFClose Light Grade
5LOW_BRIGHTNESSLow Brightness Grade
6LOW_BRIGHTNESSLow Brightness Grade
PIN NAME FUNCTION
1 12V
12V Power Supply of the Top
Lighting Board
2GNDGround
3 12V_AUX
The 12V Power Supply of the
Flow Meter Lighting Board