Owner's Manual

Motherboard Manual

J_COM1: Serial Port Connector

The motherboard has a Serial Port Connector for connecting RS-232 Port.

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Assignment

1 Carrier detect

2 Received data

3 Transmitted data

4 Data terminal ready

5 Signal ground

6 Data set ready

7 Request to send

8 Clear to send

9 Ring indicator

10 NC

BIOS POST Code/CPU Temperature Indicator

This indicator will show POST code while booting. After the booting sequence,

it will show current CPU temperature through hexadecimal figure. Please

refer to Chapter 6.3 for all the BIOS POST codes.