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5 Technical Reference
Connectors......................................................................................................................... 61
Back Panel Connectors ............................................................................................. 62
Midboard Connectors ................................................................................................ 63
Audio Connectors.............................................................................................. 63
Power and Hardware Connectors ..................................................................... 64
Add-In Card and Peripheral Interface Connectors............................................. 65
Front Panel Headers.................................................................................................. 67
Desktop Board Resources.................................................................................................. 68
Memory Map ............................................................................................................. 68
DMA Channels .......................................................................................................... 68
Interrupts ................................................................................................................... 69
A Error Messages and Indicators
BIOS Beep Codes.............................................................................................................. 71
BIOS Error Messages ........................................................................................................ 72
B Regulatory Compliance
Safety Regulations ............................................................................................................. 75
EMC Regulations ............................................................................................................... 75
Product Certification Markings............................................................................................ 76
Installation Precautions ...................................................................................................... 77
Installation Instructions.......................................................................................................77
Ensure Electromagnetic Compatibility (EMC) Compliance......................................... 77
Chassis and Component Certifications...................................................................... 78
Prevent Power Supply Overload................................................................................ 78
Place Battery Marking................................................................................................ 78
Use Only for Intended Applications............................................................................ 78
Figures
1. Desktop Board D845EPT2 Components...................................................................... 9
2. Desktop Board D845EBG2 Components................................................................... 10
3. Location of Standby Power Indicator ......................................................................... 18
4. Installing the I/O Shield.............................................................................................. 22
5. Desktop Board D845EBG2 Mounting Holes .............................................................. 23
6. Installing a Processor ................................................................................................ 24
7. Connecting the Processor Fan Heat Sink Cable to the Processor Fan Connector..... 25
8. Installing a Memory Module....................................................................................... 26
9. Removing the AGP Card ........................................................................................... 28
10. Connecting the IDE Cable ......................................................................................... 29
11. Location of the BIOS Configuration Jumper Block ..................................................... 30
12. Removing the Battery ................................................................................................ 35
13. Back Panel Connectors ............................................................................................. 62
14. Audio Connectors ...................................................................................................... 63
15. Power and Hardware Control Connectors.................................................................. 64
16. Desktop Board D845EPT2 Add-in Card and Peripheral Interface Connectors........... 65
17. Desktop Board D845EBG2 Add-in Card and Peripheral Interface Connectors .......... 66
18. Front Panel Headers.................................................................................................. 67