User`s manual
Table Of Contents
- M-322
- Revision History
- Preface
- Table of Contents
- List of Figures
- List of Tables
- 1 Introduction
- 2 Connectors & Jumpers
- 2.1 Rear I/O Connectors
- 2.2 Onboard Connectors
- Front Panel Audio Pin Header (AAFP)
- ATX 12V Power Connector (ATX12V)
- ATX Power Connector (EATXPWR)
- CD-in Connector (CD)
- System Fan Connector (CHA_FAN1)
- CPU Fan Connector (CPU_FAN)
- Chassis Intrusion Connector (CHASSIS)
- Serial Port Connectors RS-232 (COM2-4)
- Serial Port Connectors RS-422/485 (COM4)
- Floppy Disk Drive Connector (FLOPPY)
- System Panel Pin Header (F_PANEL)
- Amplifier Audio Pin Header (JAMP1)
- Digital IO Pin Header (JDIO)
- IDE Connector (PRI_EIDE)
- Power Fan Connector (PWR_FAN)
- SATA Connectors (SATA1-6)
- S/PDIF Pin Header (SPDIF_OUT)
- SPI Pin Header (SPI)
- USB Pin Headers (USB56/78/910/1112)
- 2.3 Jumpers
- 3 Getting Started
- 4 BIOS Setup
- 4.1 Starting the BIOS
- 4.2 Main Setup
- 4.3 Advanced Setings
- 4.3.1 USB Configuration
- 4.3.2 Trusted Computing
- 4.3.3 Intel TXT Configuration
- 4.3.4 Intel VT-d Configuration
- 4.3.5 CPU Configuration
- 4.3.6 Chipset Settings
- North Bridge Configuration
- 4.4 Power Settings
- 4.5 Boot Settings
- 4.6 Exit Menu
- Appendix A - Watchdog Timer
- Appendix B - System Resources
- Important Safety Instructions
- Getting Service
Connectors & Jumpers 19
M-322
Serial Port Connectors RS-232 (COM2-4)
Serial Port Connectors RS-422/485 (COM4)
See
“COM4 RS-242/422/485 Select (JCOMPWR5, 6, 7)” on page 25
for RS-232/422/485 mode jumper settings.
Pin # RS-232
1 DCD, Data carrier detect
2 RXD, Receive data
3 TXD, Transmit data
4 DTR, Data terminal ready
5 GND, ground
6 DSR, Data set ready
7 RTS, Request to send
8 CTS, Clear to send
9 RI, Ring indicator
Pin # RS-422 RS-485
1 TXD- TXD-
2 TXD+ TXD+
3RXD- NC
4RXD+ NC
5NC NC
6NC NC
7NC NC
8NC NC
9NC NC
1
9
2