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HD620 Series
DFI HD620 Series User Manual
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1
HD620-H81
ATX Industrial Motherboard
User’s Manual
A30130548
2
Table of Contents
Default Chapter
2
Copyright
2
FCC and DOC Statement on Class B
2
Trademarks
2
Table of Contents
3
About this Manual
4
Safety Measures
4
Static Electricity Precautions
4
Warranty
4
About the Package
5
Chapter 1 - Introduction
6
Specifications
6
Features
7
Chapter 2 - Hardware Installation
9
Board Layout
9
System Memory
9
Installing the DIMM Module
10
Cpu
11
Installing the CPU
12
Installing the Fan and Heat Sink
14
Jumper Settings
15
Clear CMOS Data
15
PS/2 Keyboard/Mouse Power Select
15
USB Power Select
16
Power-On Select
16
COM 1/COM 2 RS232/422/485 Select
17
COM 1/COM 2 Rs232/Power Select
18
SATA DOM Power Select
18
Digital I/O Power Select
19
Digital I/O Output State
19
Rear Panel I/O Ports
20
PS/2 Keyboad/Mouse Port
20
COM (Serial) Ports
21
Graphics Interfaces
22
RJ45 LAN Ports
22
USB Ports
23
Audio
24
I/O Connectors
24
SATA (Serial ATA) Connectors
24
Digital I/O Connector
25
Cooling Fan Connectors
26
Power Connectors
26
Chassis Intrusion Connector
27
Front Panel Connector
27
Standby Power LED
28
Expansion Slots
28
S/PDIF Connector
29
Parallel Port
29
LPC Debug Port
30
Smbus Connector
30
LAN LED Connector
31
Battery
31
Chapter 3 - BIOS Setup
32
Overview
32
AMI BIOS Setup Utility
33
Main
33
Advanced
33
Chipset
46
Boot
53
Security
54
Save & Exit
54
Updating the BIOS
55
Notice: BIOS SPI ROM
55
Chapter 4 - Supported Software
56
Chapter 5 - Digital I/O Programming Guide
74
Appendix A - Watchdog Sample Code
76
Appendix B - System Error Message
77
Appendix C - Troubleshooting
78
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DFI HD620 Series Specifications
General
Form Factor
Mini-ITX
Chipset
Intel H110
Memory Type
DDR4
Audio
Realtek ALC887
Memory Slots
2
M.2 Slots
1
Storage
1 x M.2
LAN
Intel I219V
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