F u l l - size CPU Card
2.7 Front Panel (JP1)
Pin
Signal
1
GND
3
HDD LED
5
External Speaker
7
Power LED
9
Reset Button
2.8 COM2 RS-232/422/485 Selection – 1 (JP2)
JP2
1-2, 4-5, 7-8, 10-11
2-3, 5-6, 8-9, 11-12
2-3, 8-9
2.9 COM2 RI / +5V / +12V Selection (JP3)
JP3
5-6
3-4
1-2
Chapter 2 Quick Installation Guide
Pin
2
4
6
8
10
Function
RS-232 (Default)
RS-422
RS-485
Function
RI (Default)
+5Volt.
+12Volt.
S B C - 8 6 0
Signal
Power Button
VCC
VCC
GND
GND
2 - 11