Intel Desktop Board DH87RL Technical Product Specification
viii
2
Technical Reference
2.1
Memory Resources
...........................................................................
39
2.1.1
Addressable Memory
..............................................................
39
2.2
Connectors and Headers
....................................................................
40
2.2.1
Back Panel Connectors
...........................................................
41
2.2.2
Component-side Connectors and Headers
.................................
42
2.3
BIOS Security Jumper
.......................................................................
53
2.4
Mechanical Considerations
.................................................................
55
2.4.1
Form Factor
..........................................................................
55
2.5
Electrical Considerations
....................................................................
56
2.5.1
Power Supply Considerations
..................................................
56
2.5.2
Fan Header Current Capability
................................................
57
2.5.3
Add-in Board Considerations
...................................................
57
2.6
Thermal Considerations
.....................................................................
57
2.7
Reliability
........................................................................................
60
2.8
Environmental
..................................................................................
60
3
Overview of BIOS Features
3.1
Introduction
.....................................................................................
61
3.2
BIOS Flash Memory Organization
........................................................
62
3.3
Resource Configuration
.....................................................................
63
3.3.1
PCI Express Autoconfiguration
................................................
63
3.4
System Management BIOS (SMBIOS)
.................................................
63
3.5
Legacy USB Support
.........................................................................
63
3.6
BIOS Updates
..................................................................................
64
3.6.1
Language Support
.................................................................
64
3.6.2
Custom Splash Screen
...........................................................
65
3.7
BIOS Recovery
.................................................................................
65
3.8
Boot Options
....................................................................................
66
3.8.1
Optical Drive Boot
.................................................................
66
3.8.2
Network Boot
........................................................................
66
3.8.3
Booting Without Attached Devices
...........................................
66
3.8.4
Changing the Default Boot Device During POST
.........................
66
3.9
Adjusting Boot Speed
........................................................................
67
3.9.1
Peripheral Selection and Configuration
.....................................
67
3.9.2
BIOS Boot Optimizations
........................................................
67
3.9.3
Power Button Menu
...............................................................
68
3.10
Hard Disk Drive Password Security Feature
..........................................
68
3.11
BIOS Security Features
.....................................................................
69
3.12
BIOS Performance Features
...............................................................
71
4
BIOS Error Codes and Messages
4.1
BIOS Error Codes
.............................................................................
73
4.1.1
BIOS Beep Codes
..................................................................
73
4.1.2
Front-panel Power LED Blink Codes
.........................................
74
4.2
BIOS Error Messages
........................................................................
74