Atx Power Connector (Cn8); Serial Port Com2 (Cn9) - Aaeon HSB-660S/I Manual

Half-S i z e C P U C a r d

2.19 ATX Power Connector (CN8)

Pin Signal
1 3.3V
2 3.3V
3 Ground
4 5V
5 Ground
6 5V
7 Ground
8 ATXPWRGD
9 5V Stand By
10 12V

2.20 Serial Port COM2 (CN9)

Different devices implement the RS-232/422/485 standard in
different ways. If you have problems with a serial device, be sure to
check the pin assignments below for the connector
RS -232 Mode
Pin Signal
1 DCDB
3 TXB
5 Ground
7 RTSB
9 RIB
Chapter 2 Quick Installation Guide
H S B - 6 6 0 S / I
Pin Signal
11 3.3V
12 -12V
13 Ground
14 PS_ON
15 Ground
16 Ground
17 Ground
18 -5V
19 5V
20 5V
Pin Signal
2 RXB
4 DTRB
6 DSRB
8 CTSB
10 N/C
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