Mindray A3 - Battery

Ventilator Control and Drive Theory of Operation
1 - 68 046-001141-00 A5/A3™ Service Manual
FIGURE 1-56 Sensor Interface Board, Bottom View
Sensor Interface Board Interface, J2
Test Point Definition
1.7.3 Battery
1.7.3.1 Battery Power
For A3 anesthesia system:
Battery: 11.1V, 4.5Ah×1 Lithium-ion battery (sealed)
Battery running time: 75 minutes (new battery)
Battery charge time: 8 hours max from an initial charge of 10%
PIN NAME FUNCTION
1 MON_BRD_SDA VCM I2C Data Signal
2 MON_BRD_SCL VCM I2C Clock Signal
3 VT Thermal Mass Flow Sensor Temperature Signal
4 VF Thermal Mass Flow Sensor Flow Signal
5 12V 12V Power Supply
6GND Ground
PIN NAME FUNCTION
TP1 3V3 Test 3.3V Power Supply
TP2 5V Test 5V Power Supply
TP3 5VA Test Analog 5V Power Supply