ECS B75H2-AM2 User Manual page 23

COM2 : Onboard serial port header
Connect a serial port extension bracket to this header to add a second serial port to
your system.
Pin Signal Name
1
DCD
2
SIN
3
SOUT
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
9
RI
10
Key
PRINTER: Onboard parallel port header
This is a header that can be used to connect to the printer, scanner or other devices.
Pin Signal Name
1 STROBE
2 PD0
3 PD1
4 PD2
5 PD3
6 PD4
7 PD5
8 PD6
9 PD7
10 ACK
11 BUSY
12 PE
13 SLCT
Function
Data Carrier Detect
Serial Input
Serial Output
Data Terminal Ready
Ground
Data Set Ready
Request to Send
Clear to Send
Ring Indicator
No pin
Pin
14
15
16
17
18
19
20
21
22
23
24
25
26
Installing the Motherboard
Signal Name
ALF
ERROR
INIT
SLCTIN
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Key
19