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3. Mainboard
Mainboard front layout:
Ports and definition
Ports
1.CON25
2.CON65
3.CON4
4.CON23 CON24
5.J8 J9
6.CON5
7.CON19
8.J10
9.CON31
10.CON18
11.CON61
12.CON58
13.CON7
14.CON8
15.CON9
16.CON6
17.CON2
18.K1 K2 K3
Interface
Serial port wafer1.25 1*8pin x1set
Serial port 12PIN FPC socket
Button board pin wafer2.0 2*6 pin x1set
Serial port COM0 pin wafer2.0 2*5 pinx1set
Serial port COM2 pin wafer2.0 2*5 pinx1set
1*3 wafer2.0 jumpers x2set
1*3 wafer2.0 jumpers x1set
MIC pin wafer2.0 1*2 pin x1set
Speaker pin wafer2.0 1*4 pin x1set
Serial port 40PIN FPC socket
Speaker pin wafer2.0 1*4 pin x1set
Serial port wafer1.25 1*5pin x1set
Edp zero lift drag 40 pin x1set
Edp zero lift drag 40 pin x1set
RTC battery wafer1.25 1*2pin x1set
3pin keyx3set
5
Item
MSR and RFID
Power On/Off
Power On/Off
（reserved）
COM0
COM2
12V power input
24V power output
MIC
SPEAKER
Expansion board
Reserved SPEAKR
Reserved USB
Edp2 secondary
screen signal
Reserved HDMI
Edp1main screen
signal
RTC
POWER RECOVERY
RESET
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