Mindray WATO EX-55Pro, Service Manual

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2-13
Definition of mother board J11 (main control board port)
Pin No. Signal Name Discription
1) LCD3V3 LCD power supply
2) GND Ground
3) NC No connection inside
4) NC No connection inside
5) RXD_HW_OR_JH Received signal of infrared backpanel or patient monitor
6) TXD_HW_OR_JH Sent signal of infrared backpanel or patient monitor
7) GND Ground
8) RXD_AG_232 Received signal of interior AG module
9) TXD_AG_232 Sent signal of interior AG module
10) GND Ground
11) Touchpad_5V 5V power supply of touchpad
12) Touch Touchpad USB data
13) Touchpad_usb- Touchpad USB data signal-
14) GND Ground
15) SCL_CPU Alarm light board IIC clock signal
16) SDA_CPU Alarm light board IIC data signal
17) GND Ground
18) MAIN_ACGO_CTRL2 ACGO control signal 2
19) NC No connection inside
20) ACGO_State1 ACGO status signal 1
21) NC No connection inside
22) FAN_State2 Fan status signal 2
23) FAN_State1 Fan status signal 1
24) GND Ground
25) 3V3 3.3V power supply of main control board
26) 3V3 3.3V power supply of main control board
27) GND Ground
28) GND Ground
29) 5V 5V power supply of main control board
30) 5V 5V power supply of main control board
31) GND Ground
32) GND Ground
33) NC No connection inside
34) NC No connection inside
35) NC No connection inside
36) SPEAK- Speaker drive
37) SPEAK+ Speaker drive signal -
38) GND Ground
39) VGA_Red VGA red signal