Intel Desktop Board DG965RY Technical Product Specification
vi
2.6
DMA Channels................................................................................. 47
2.7
PCI Interrupt Routing Map ................................................................ 47
2.8
Connectors and Headers................................................................... 48
2.8.1
Back Panel Connectors .......................................................... 49
2.8.2
Component-side Connectors and Headers ................................ 50
2.9
Jumper Block .................................................................................. 58
2.10
Mechanical Considerations ................................................................ 59
2.10.1
Form Factor......................................................................... 59
2.10.2
I/O Shield ........................................................................... 60
2.11
Electrical Considerations................................................................... 61
2.11.1
DC Loading.......................................................................... 61
2.11.2
Fan Header Current Capability................................................ 61
2.11.3
Add-in Board Considerations .................................................. 62
2.11.4
Power Supply Considerations ................................................. 62
2.12
Thermal Considerations .................................................................... 63
2.13
Reliability ....................................................................................... 65
2.14
Environmental ................................................................................ 65
3
Overview of BIOS Features
3.1
Introduction ................................................................................... 67
3.2
BIOS Flash Memory Organization ....................................................... 68
3.3
Resource Configuration .................................................................... 68
3.3.1
PCI Autoconfiguration ........................................................... 68
3.3.2
PCI IDE Support................................................................... 69
3.4
System Management BIOS (SMBIOS)................................................. 69
3.5
Legacy USB Support ........................................................................ 70
3.6
BIOS Updates ................................................................................. 70
3.6.1
Language Support ................................................................ 71
3.6.2
Custom Splash Screen .......................................................... 71
3.7
BIOS Recovery................................................................................ 71
3.8
Boot Options................................................................................... 72
3.8.1
CD-ROM Boot ...................................................................... 72
3.8.2
Network Boot....................................................................... 72
3.8.3
Booting Without Attached Devices........................................... 72
3.8.4
Changing the Default Boot Device During POST ........................ 72
3.9
Adjusting Boot Speed....................................................................... 73
3.9.1
Peripheral Selection and Configuration..................................... 73
3.9.2
BIOS Boot Optimizations ....................................................... 73
3.10
BIOS Security Features .................................................................... 74
4
Error Messages and Beep Codes
4.1
Speaker ......................................................................................... 75
4.2
BIOS Beep Codes ............................................................................ 75
4.3
BIOS Error Messages ....................................................................... 75
4.4
Port 80h POST Codes ....................................................................... 76
