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EL620-C
DFI EL620-C User Manual
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47
2
Hardwar
e
Installation
REV
.1
Cooling
Fan
Connectors
The
fan
connectors
are
used
to
connect
cooling
fans.
The
cooling
fans
will
provide
adequate
airow
throughout
the
chassis
to
prevent
overheating
the
CPU
and
sys-
tem
board
components.
BIOS
Setting
The
PC
Health
Status
submenu
of
the
BIOS
will
display
the
current
speed
of
the
cooling
fans.
R
efer
to
chapter
3
for
more
information.
CPU
fan
System
fan
2nd
fan
1
4
Sense
Power
Ground
Speed
Control
1
3
Sense
Power
Ground
1
3
Sense
Power
Ground
46
48
Table of Contents
Default Chapter
2
Copyright
2
Trademarks
2
FCC and DOC Statement on Class B
3
Table of Contents
4
About this Manual
6
Warranty
6
Safety Measures
7
Static Electricity Precautions
7
About the Package
8
Before Using the System Board
8
Chapter 1 - Introduction
9
Specifications
9
Features
11
Chapter 2 - Hardware Installation
13
System Board Layout
13
System Memory
14
Installing the DIM Module
16
Hardware Installation
17
Cpu
18
Installing the CPU
18
Installing the Fan and Heat Sink
22
Jumper Settings
24
Clear CMOS Data
24
PS/2 Power Select
25
USB Power Select
26
COM1 COM2 RS232/RS422/RS485 Select
27
COM1 COM2 Rs232/Power Select
28
Power-On Select
29
Rear Panel I/O Ports
30
PS/2 Mouse and PS/2 Keyboard Ports
31
COM (Serial) Ports
32
VGA Port
34
DVI-I Port
35
RJ45 LAN Ports
36
USB Ports
37
Audio
39
I/O Connectors
40
CD-In Internal Audio Connector
40
S/PDIF Connector
41
Digital I/O Connector
42
SATA (Serial ATA) Connectors
43
IDE Connector
44
Parallel Connector
46
Cooling Fan Connectors
47
Chassis Instrusion Connector
48
Power Connectors
49
Standby Power LED
50
Front Panel Connectors
51
Expansion Slots
52
Battery
53
Chapter 3 - BIOS Setup
54
Overview
54
AMI BIOS Setup Utility
56
Main
56
Advanced
57
Cpu Configuration
58
Hardware Prefetcher
58
Adjacent Cache Line Prefetch
58
Max Cpuid Value Limit
58
Ide Configuration
60
Bios Setup
61
Super Io Configuration
64
Parallel Port Address
64
Parallel Port Mode
64
Parallel Port Irq
64
Hardware Health Configuration
66
Acpi Configuration
68
General Acpi Configuration
68
Suspend Mode
68
Advanced Acpi Configuration
69
Acpi Version Features
69
Chipset Acpi Configuration
69
Pci Express Configuration
71
Usb Configuration
72
Legacy Usb Support
72
Pcipnp
73
Boot
74
Boot Device Priority
76
Hard Disk Drives
77
Security
79
Chipset
82
Video Function Configuration
84
South Bridge Configuration
85
Usb Functions
85
Audio Controller
85
Exit
86
Discard Changes and Exit
87
Load Optimal Defaults
88
Load Failsafe Defaults
88
Updating the BIOS
89
Chapter 4 - Supported Software
90
Intel Chipset Software Installation Utility
94
Audio Drivers
101
Lan Drivers
102
Hardware Monitor for Windows
103
Adobe Acrobat Reader
112
Appendix A - Watchdog Timer
113
Appendix B - System Error Message
115
Troubleshooting Checklist
117
Power Supply
118
Floppy Drive
118
Hard Drive
119
Serial Port
119
System Board
120
4
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DFI EL620-C Specifications
General
Brand
DFI
Model
EL620-C
Category
Motherboard
Language
English
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