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Hardware installation, Com 2 rs232/aux select – DFI G7B630-B User Manual

Page 32

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2

Hardware Installation

COM 2 is an RS-232 port. If the serial device connected to this
port requires 5V/12V power from the system board, set JP6 pins 3-
5 and 4-6 to On. Otherwise, leave this jumper’s setting at 1-3, 2-4
On.

The table below list the pin assignment of JP6.

COM 2 RS232/AUX Select

X

JP6

3-5 (5V),

4-6 (12V) On:

Auxiliary power

1-3, 2-4 On:

RS232

(default)

3

1

4

5

2

6

3

1

4

5

2

6

1

3

5

MRI2-

X_MRI2-

Vcc

2

4

6

MDCD2-

X_MDCD2-

+12V