Front Audio Header (Cn14); Com Headers (Cn15~Cn18 And Cn44) - AXIOMTEK IMB502 User Manual

2.4.7

Front Audio Header (CN14)

This is front audio header (5x2-pin p=2.00mm) for convenient connection and control of
audio devices.
Pin Signal
1 MIC_IN
3 LINE_IN_L
5 LINE_IN_R
7 AUD_OUT_L
9 AUD_OUT_R
2.4.8

COM Headers (CN15~CN18 and CN44)

The motherboard comes with 5x2-pin p=2.54mm headers for COM3~COM6 and COM2
serial port interfaces.
COM3~COM6:
Pin Signal
1 DCD#
3 RXD#
5 TXD#
7 DTR#
9 GND
COM2:
Pin Signal
[*]
1 DCD#
3 RXD
5 TXD
7 DTR#
9 GND
[*]
: Pin 1 of COM2 can be DCD/+5V and pin 8 of COM2 can be RI/+12V by
selecting JP8 (see section 2.3.6).
Note
Board and Pin Assignments
Pin Signal
2 GND
4 GND
6 GND
8 GND
10 GND
Pin Signal
2 DSR#
4 RTS#
6 CTS#
8 RI#
10 N/C
Pin Signal
2 DSR#
4 RTS#
6 CTS#
[*]
8 RI#
10 N/C
IMB502 LGA1151 ATX Motherboard
CN15~CN18
CN44
15