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

2.19 ATX Power Connector (CN8)

Pin
1
2
3
4
5
6
7
8
9
10

2.20 Serial Port COM2 (CN9)

RS-232 Mode
Pin
1
3
5
7
9
Chapter 2 Quick Installation Guide
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H a l f - S i z e C P U C a r d
Signal
3.3V
3.3V
Ground
5V
Ground
5V
Ground
ATXPWRGD
5V Stand By
12V
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
Signal
DCDB
TXB
Ground
RTSB
RIB
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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