25
Installing the Motherboard
COM2: Onboard serial port header
Connect a serial port extension bracket to this header to add a second serial port to your
system.
1
NDCDB
Data carry detect
2
NSINB
Serial Data In
3
NSOUTB
Serial Date Out
4
NDTRB
Data terminal ready
5
GND
Ground
6
NDSRB
Date set ready
7
NRTSB
Request to send
8
NCTSB
Clear to send
9
NRIB
Ring Indicator
10
Key
No pin
Pin
Signal Name
Function