19
Installing the Motherboard
1 STROBE 14 ALF
2 PD0 15 ERROR
3 PD1 16 INIT
4 PD2 17 SLCTIN
5 PD3 18 Ground
6 PD4 19 Ground
7 PD5 20 Ground
Pin Signal Name Pin Signal Name
8 PD6 21 Ground
LPT: Onboard parallel port header (Optional)
This is a header that can be used to connect to the printer, scanner or other devices.
9 PD7 22 Ground
10 ACK 23 Ground
11 BUSK 24 Ground
12 PE 25 Ground
13 SLCT 26 Key
COM2: Onboard serial port header (Optional)
Connect a serial port extension bracket to this header to add a second serial port to
your system.
1 DCDB Data carry detect
2 NSINB Serial Data In
3 NSOUTB Serial Data Out
4 DTRB Data terminal ready
5 GND Ground
6 DSRB Date set ready
7 RTSB Request to send
8 CTSB Clear to send
9 RI Ring Indicator
10 Key No pin
Pin Signal Name Function
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