DFI SB300-C, Руководство пользователя, Страница: 32 / 136

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2
Hardware Installation
COM1/COM2 RS232/Power Select
JP9 JP10
JP9 and JP10 are used to con fi gure COM 1 and COM 2 to pure RS232 or RS232
with power.
The pin function of COM 1 and COM 2 will vary according to JP9’s and JP10’s set-
ting respectively.
JP9
1
3
5
2
4
6
1
3
5
2
4
6
1-3 (RI), 2-4 (DCD) On:
RS232 (default)
3-5 (+5V), 4-6 (+12V) On:
RS232 with power
JP10
1 3 5
2 4 6
1-3 (RI), 2-4 (DCD) On:
RS232 (default)
1 3 5
2 4 6
3-5 (+5V), 4-6 (+12V) On:
RS232 with power