IEI Technology IMBA-8650 User manual

IMBA-8650 ATX Motherboard
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Rev. 2.20 – 22 December, 2008

IMBA-8650 ATX Motherboard
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Revision
Date Version Changes
22 December, 2008 2.20 RAID disabled
ICH5R changed to ICH5
31 August, 2008 2.10 Changed Super I/O to Winbond W83627HF
Added Digital I/O
31 January, 2008 1.00 Initial release

IMBA-8650 ATX Motherboard
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Copyright
COPYRIGHT NOTICE
The information in this document is subject to change without prior notice in order to
improve reliability, design and function and does not represent a commitment on the part
of the manufacturer.
In no event will the manufacturer be liable for direct, indirect, special, incidental, or
consequential damages arising out of the use or inability to use the product or
documentation, even if advised of the possibility of such damages.
This document contains proprietary information protected by copyright. All rights are
reserved. No part of this manual may be reproduced by any mechanical, electronic, or
other means in any form without prior written permission of the manufacturer.
TRADEMARKS
All registered trademarks and product names mentioned herein are used for identification
purposes only and may be trademarks and/or registered trademarks of their respective
owners.

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Manual Conventions
WARNING!
Warnings appear where overlooked details may cause damage to the equipment or result
in personal injury. Warnings should be taken seriously. Warnings are easy to recognize.
The word “warning” is written as “WARNING,” both capitalized and bold and is followed by
text. The text is the warning message. A warning message is shown below:
WARNING:
This is an example of a warning message. Failure to adhere to warning
messages may result in permanent damage to the IMBA-8650 or
personal injury to the user. Please take warning messages seriously.
CAUTION!
Cautionary messages should also be heeded to help reduce the chance of losing data or
damaging the IMBA-8650. Cautions are easy to recognize. The word “caution” is written
as “CAUTION,” both capitalized and bold and is followed. The text is the cautionary
message. A caution message is shown below:
CAUTION:
This is an example of a caution message. Failure to adhere to cautions
messages may result in permanent damage to the IMBA-8650. Please
take caution messages seriously.

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NOTE:
These messages inform the reader of essential but non-critical information. These
messages should be read carefully as any directions or instructions contained therein can
help avoid making mistakes. Notes are easy to recognize. The word “note” is written as
“NOTE,” both capitalized and bold and is followed by text. The text is the cautionary
message. A note message is shown below:
NOTE:
This is an example of a note message. Notes should always be read.
Notes contain critical information about the IMBA-8650. Please take
note messages seriously.

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Packing List
NOTE:
If any of the components listed in the checklist below are missing,
please do not proceed with the installation. Contact the IEI reseller or
vendor you purchased the IMBA-8650 from or contact an IEI sales
representative directly. To contact an IEI sales representative, please
send an email to [email protected].
The items listed below should all be included in the IMBA-8650 package.
1 x IMBA-8650 Single Board Computer
2 x IDE Cable (P/N: 32200-000052-RS)
2 x RS-232 Cable (400 mm cable) (P/N: 32200-004101-RS)
1 x RS-232 Cable (500 mm cable) (P/N: 32200-029400-RS)
1 x RS-422/485 Cable (P/N: 19800-000063-RS)
2 x SATA Cable (P/N: 32000-062800-RS)
1 x SATA Power Cable (P/N: 32100-088600-RS)
1 x I/O Shielding (P/N: 45002-0804C0-00-RS)
1 x Mini Jumper Pack (P/N: 33100-000079-RS)
1 x Utility CD (P/N: IEI-7B000-000102-RS)
1 x QIG (Quick Installation Guide) (P/N: 51000-022313-RS)
Images of the above items are shown in Chapter 3.

IMBA-8650 ATX Motherboard
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Table of Contents
1 INTRODUCTION.......................................................................................................... 1
1.1 INTRODUCTION........................................................................................................... 2
1.2 BENEFITS ................................................................................................................... 2
1.3 FEATURES................................................................................................................... 2
1.4 OVERVIEW.................................................................................................................. 4
1.5 PERIPHERAL CONNECTORS AND JUMPERS .................................................................. 5
1.6 TECHNICAL SPECIFICATIONS ...................................................................................... 6
2 DETAILED SPECIFICATIONS.................................................................................. 8
2.1 OVERVIEW.................................................................................................................. 9
2.2 DIMENSIONS............................................................................................................... 9
2.2.1 Board Dimensions.............................................................................................. 9
2.2.2 External Interface Panel Dimensions.............................................................. 10
2.3 DATA FLOW...............................................................................................................11
2.4 COMPATIBLE PROCESSORS ........................................................................................11
2.5 INTEL®865G NORTHBRIDGE CHIPSET..................................................................... 12
2.5.1 Intel® 865GMemory Support .......................................................................... 15
2.5.2 Intel® 865GIntegrated Graphics..................................................................... 16
2.6 INTEL®ICH5 SOUTHBRIDGE CHIPSET..................................................................... 19
2.6.1 Audio Codec ’97 Controller............................................................................. 20
2.6.2 IDE Interface ................................................................................................... 21
2.6.3 Low Pin Count (LPC) Interface....................................................................... 22
2.6.4 PCI Interface.................................................................................................... 23
2.6.5 Real Time Clock............................................................................................... 24
2.6.6 SATA Controller............................................................................................... 24
2.6.7 USB Controller ................................................................................................ 25
2.7 PCI BUS COMPONENTS ............................................................................................ 25
2.7.1 Intel® 82541PI PCI Gigabit Ethernet Controller ........................................... 26
2.7.2 Realtek GbE Controller ................................................................................... 27
2.7.3 ITE IT8888F PCI-to-ISA Bridge Chipset......................................................... 28
2.8 LPC BUS COMPONENTS ........................................................................................... 29

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2.8.1 BIOS Chipset.................................................................................................... 29
2.8.2 Super I/O chipset.............................................................................................. 30
2.8.2.1 Super I/O LPC Interface ........................................................................... 31
2.8.2.2 Super I/O 16C550 UARTs ........................................................................ 31
2.8.2.3 Super I/O Hardware Monitor.................................................................... 32
2.8.2.4 Super I/O Fan Speed Controller................................................................ 32
2.8.2.5 Super I/O Parallel Port.............................................................................. 33
2.8.2.6 Super I/O Infrared..................................................................................... 33
2.8.2.7 Super I/O Floppy Disk Drive (FDD) Controller....................................... 34
2.8.2.8 Super I/O Keyboard and Mouse Controller.............................................. 35
2.8.3 Fintek F81216DG LPC Serial Port Chipset.................................................... 36
2.9 ENVIRONMENTALAND POWER SPECIFICATIONS ....................................................... 37
2.9.1 System Monitoring ........................................................................................... 37
2.9.2 Operating Temperature and Temperature Control........................................... 38
2.9.3 Power Consumption......................................................................................... 38
3 UNPACKING............................................................................................................... 39
3.1ANTI-STATIC PRECAUTIONS...................................................................................... 40
3.2 UNPACKING.............................................................................................................. 40
3.2.1 Unpacking Precautions.................................................................................... 40
3.3 UNPACKING CHECKLIST........................................................................................... 41
3.3.1 Package Contents............................................................................................. 41
3.3.2 Optional Components ...................................................................................... 42
4 CONNECTOR PINOUTS........................................................................................... 44
4.1 PERIPHERAL INTERFACE CONNECTORS..................................................................... 45
4.1.1 IMBA-8650 Layout........................................................................................... 45
4.1.2 Peripheral Interface Connectors ..................................................................... 45
4.1.3 External Peripheral Interface Panel Connectors............................................ 47
4.2 INTERNAL PERIPHERAL CONNECTORS...................................................................... 47
4.2.1 ATX Power Supply Connector (4-pins)............................................................ 48
4.2.2 AGP Connector (132-pins) .............................................................................. 48
4.2.3 ATX Power Supply Connector (20-pins).......................................................... 51
4.2.4 Audio Connector (7-pin).................................................................................. 52
4.2.5 Auxiliary Audio Connector (4-pin) .................................................................. 53

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4.2.6 CD-In Connector ............................................................................................. 53
4.2.7 Compact Flash Socket...................................................................................... 54
4.2.8 Digital Input/Output (DIO) Connector............................................................ 56
4.2.9 Fan Connectors................................................................................................ 57
4.2.10 Floppy Disk Connector.................................................................................. 58
4.2.11 Front Panel Connector (12-pin)..................................................................... 60
4.2.12 IDE Connector (40-pin)................................................................................. 61
4.2.13 ISA Slot........................................................................................................... 62
4.2.14 Infrared Interface Connector (6-pin)............................................................. 65
4.2.15 PCI Slot.......................................................................................................... 66
4.2.16 SATA Drive Connectors ................................................................................. 70
4.2.17 Serial Port Connectors .................................................................................. 71
4.2.18 Serial Port Connector (RS-422/485) ............................................................. 72
4.2.19 SPDIF Connector........................................................................................... 73
4.2.20 USB Connectors (Internal)............................................................................ 74
4.3 EXTERNAL PERIPHERAL INTERFACE CONNECTORS................................................... 75
4.3.1 Keyboard/Mouse Connector ............................................................................ 75
4.3.2 Parallel Port Connector .................................................................................. 76
4.3.3 USB Connectors............................................................................................... 77
4.3.4 Ethernet Connector.......................................................................................... 78
4.3.5 Audio Connectors............................................................................................. 79
4.3.6 VGA Connector................................................................................................ 80
4.3.7 Serial Communications Connector.................................................................. 81
4.4 ON-BOARD JUMPERS ................................................................................................ 82
5 INSTALLATION ......................................................................................................... 83
5.1ANTI-STATIC PRECAUTIONS...................................................................................... 84
5.2 INSTALLATION CONSIDERATIONS.............................................................................. 84
5.2.1 Installation Notices.......................................................................................... 85
5.2.2 Installation Checklist....................................................................................... 85
5.3 CPU, CPU COOLING KIT AND DIMM INSTALLATION .............................................. 87
5.3.1 Socket 478 CPU Installation............................................................................ 87
5.3.2 Socket 478 Cooling Kit Installation................................................................. 88
5.3.3 DIMM Installation........................................................................................... 90
5.3.4 CF Card Installation........................................................................................ 91

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5.4 JUMPER SETTINGS .................................................................................................... 92
5.4.1 CF Master/Slave Selection............................................................................... 93
5.4.2 Clear CMOS Jumper........................................................................................ 94
5.4.3 COM3 RS-232/422/485 Selection.................................................................... 95
5.4.3.1 COM3 RS-232/422/485 Jumper............................................................... 95
5.4.3.2 COM3 RS-422/485 Jumper ...................................................................... 95
5.5 CHASSIS INSTALLATION............................................................................................ 96
5.5.1 Airflow.............................................................................................................. 96
5.6 INTERNAL PERIPHERAL DEVICE CONNECTIONS........................................................ 96
5.6.1 Peripheral Device Cables................................................................................ 96
5.6.2 ATA Flat Cable Connection ............................................................................. 97
5.6.3 Dual RS-232 Cable with Slot Bracket.............................................................. 98
5.6.4 Single RS-232 Cable with Slot Bracket............................................................ 99
5.6.5 FDD Cable Connection ................................................................................. 100
5.6.6 SATA Drive Connection ................................................................................. 101
5.6.7 USB Cable (Dual Port) with Slot Bracket ..................................................... 103
5.7 EXTERNAL PERIPHERAL INTERFACE CONNECTION ................................................. 104
5.7.1 PS/2 Keyboard/Mouse Connection................................................................ 105
5.7.2 Parallel Device Connection........................................................................... 106
5.7.3 RJ-45 Ethernet Connection............................................................................ 106
5.7.4 USB Connection............................................................................................. 107
5.7.5 Audio Connection........................................................................................... 108
5.7.6 VGA Monitor Connection .............................................................................. 109
5.7.7 Serial Device Connection ...............................................................................110
6 BIOS SETUP...............................................................................................................112
6.1 INTRODUCTION........................................................................................................113
6.1.1 Starting Setup..................................................................................................113
6.1.2 Using Setup.....................................................................................................113
6.1.3 Getting Help....................................................................................................114
6.1.4 Unable to Reboot After Configuration Changes.............................................114
6.1.5 Main BIOS Menu ............................................................................................115
6.2 STANDARD CMOS FEATURES .................................................................................117
6.2.1 IDE Primary Master/Slave .............................................................................119
6.3ADVANCED BIOS FEATURES .................................................................................. 122