Mindray WATO EX-55Pro, Service Manual

Page: 26 / 474

2-12
Pin No. Signal Name Discription
16) NTC2
Lithium battery 2, connected with thermistor signal
inside
17) BAT1+
Lithium battery 1 input, connected to the anode of
battery
18) GND Ground
19) BC1
Lithium battery 1 in-place signal. Low level indicates
there is battery; high level indicates there is no battery
20) NTC1
Lithium battery 1 connected with thermistor signal
inside
21) GND Ground
22) GND Ground
23) P15V Heating wire drive voltage output
24) P15V Heating wire drive voltage output
25) Temperature-R12 Thermistor pin 1 of heating wire
26) Temperature-R22 Thermistor pin 1 of heating wire
27) Temperature-R11 Thermistor pin 2 of heating wire
28) Temperature-R21 Thermistor pin 2 of heating wire
29) GND Ground
30) GND Ground
31) 3V3 3.3V power supply voltage output
32) 3V3 3.3V power supply voltage output
33) 5V 5.0 V power supply voltage output
34) GND Ground
35) GND Ground
36) GND Ground
37) 12VB Second 12V power supply voltage output
38) GND Ground
39) 12VB Second 12V power supply voltage output
40) 12VB Second 12V power supply voltage output
41) GND Ground
42) GND Ground
43) 12VA First 12V power supply voltage output
44) GND Ground
45) 12VA First 12V power supply voltage output
46) 12VA First 12V power supply voltage output
47) NC No connection inside
48) 15.2V 15.2V power supply voltage output
49) NC No connection inside
50) 15.2V 15.2V power supply voltage output