Datasheet

Contents
vii
3.6 BIOS Updates ............................................................................................................88
3.6.1 Language Support........................................................................................88
3.6.2 Custom Splash Screen ................................................................................88
3.7 Boot Options ..............................................................................................................89
3.7.1 CD-ROM Boot..............................................................................................89
3.7.2 Network Boot ...............................................................................................89
3.7.3 Booting Without Attached Devices ...............................................................89
3.7.4 Changing the Default Boot Device During POST .........................................89
3.8 Fast Booting Systems with Intel
®
Rapid BIOS Boot ...................................................90
3.8.1 Peripheral Selection and Configuration ........................................................90
3.8.2 Intel Rapid BIOS Boot ..................................................................................90
3.9 BIOS Security Features..............................................................................................91
4 Error Messages and Beep Codes
4.1 BIOS Error Messages ................................................................................................93
4.2 Port 80h POST Codes................................................................................................95
4.3 Bus Initialization Checkpoints .....................................................................................99
4.4 Speaker....................................................................................................................100
4.5 BIOS Beep Codes ....................................................................................................100
Figures
1. D915PCY Board Components....................................................................................14
2. D915PCM Board Components ...................................................................................16
3. Block Diagram............................................................................................................18
4. Memory Channel and DIMM Configuration.................................................................21
5. Dual Channel (Interleaved) Mode Configuration with Two DIMMs..............................22
6. Dual Channel (Interleaved) Mode Configuration with Three DIMMs ...........................22
7. Dual Channel (Interleaved) Mode Configuration with Four DIMMs .............................23
8. Single Channel (Asymmetric) Mode Configuration with One DIMM ............................24
9. Single Channel (Asymmetric) Mode Configuration with Three DIMMs........................24
10. Front/Back Panel Audio Connector Options for High Definition Audio Subsystem......30
11. High Definition Audio Subsystem Block Diagram........................................................31
12. LAN Connector LED Locations...................................................................................32
13. Thermal Monitoring for D915PCY Board ....................................................................34
14. Thermal Monitoring for D915PCM Board....................................................................35
15. Location of the Standby Power Indicator LED ............................................................43
16. Detailed System Memory Address Map......................................................................52
17. Back Panel Connectors ..............................................................................................58
18. D915PCY Board Component-side Connectors...........................................................60
19. D915PCM Board Component-side Connectors ..........................................................62
20. Connection Diagram for Front Panel Connector .........................................................68
21. Connection Diagram for Front Panel USB Connectors ...............................................70
22. Connection Diagram for IEEE 1394a Connectors.......................................................70
23. Location of the Jumper Block .....................................................................................71
24. D915PCY Board Dimensions .....................................................................................72
25. D915PCM Board Dimensions.....................................................................................73