Com1/Com2 Rs232/Power Select - DFI KD632-Q170 User Manual

COM1/COM2 RS232/Power Select

COM 1
COM 2
2
1 9
JP4 (for COM 2)
JP8 (for COM 1) and JP4 (for COM 2) are used to configure Serial COM ports to pure RS232
or RS232 with power. The pin functions of COM 1 and COM 2 will vary according to JP8's and
JP4's settings respectively.
Chapter 2 Hardware Installation
Chapter 2
2 4 6
JP8 (for COM 1)
1 3 5
1-3 (RI-), 2-4 (DCD-) On:
RS232 (default)
2 4 6
1 3 5
1-3 (RI-), 2-4 (DCD-) On:
RS232 (default)
16
JP8 (for COM 1)
3-5 (+5V), 4-6 (+12V) On:
RS232 with power
JP4 (for COM 2)
3-5 (+5V), 4-6 (+12V) On:
RS232 with power
COM 1/COM 2
1 2 3 4 5
1
2
6 7 8 9
Pin RS232 RS232 with power
1
DCD- +12V
2
RD RD
3 TD TD
DTR- DTR-
4
GND GND
5
DSR- DSR-
6
RTS- RTS-
7
CTS- CTS-
8
RI- +5V
9
2 4 6
1 3 5
2 4 6
1 3 5
9
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