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Jumper Settings
X
COM1 & COM2 RS232 Power Select
COM 1
JP5
JP2
COM 2
The two rear COM ports support RS232 with power configured via jumper settings of JP5
(COM 1) and JP2 (COM 2).
Configure the jumper settings by putting a jumper cap on the encircled neighboring pins to cre-
ate a short circuit as illustrated below.
„ 1-3 On: Pin 9 = RI- (default)
1
3
5
2
4
6
„ 2-4 On: Pin 1 = DCD- (default)
Note:
Please refer to the I/O section later in this chapter for more information on the
COM ports.
User's Manual | AL102
„ 3-5 On: Pin 9 = +5V
1
3
5
2
4
6
„ 4-6 On: Pin 1 = +12V
Jumper Settings
X
M.2 M Key Signal Select
JP3
The M.2 M Key signal can be switched between SATA (default) or PCIe via JP3.
1
4
7
10
„ 1-2, 4-5, 7-8, 10-11 On: SATA (default)
Chapter 2
HARDWARE INSTALLATION
3
6
9
12
„ 2-3, 5-6, 8-9, 11-12 On: PCIe
11
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