Intel
®
 Desktop Board  
D850GB/ D850GBAL  
Quick Reference 
This guide is written for technically qualified personnel with experience 
installing and configuring desktop boards. 
Before You Begin
 
Warning and Caution.......................................................................... 3 
Safety and Regulatory Notice:............................................................3 
Desktop Board Connectors...................................................................4 
Supported Components......................................................................... 6 
Installation Steps 
1   Installing the AGP Card Retention Mechanism 
     (D850GB only).............................................................................. 7 
2   Installing the I/O Shield.................................................................9 
3   Installing the Desktop Board ........................................................ 10 
4   Installing the Processor Retention Mechanisms............................11 
5   Installing the Processor................................................................. 13 
6   Applying Thermal Grease to the Processor...................................14 
7   Installing the Processor Fan Heatsink........................................... 15 
8   Installing the Fan Heatsink Clips.................................................. 16 
9   Installing the Memory Modules.................................................... 17 
10 Connecting the Fans .....................................................................18 
11 Installing an AGP Card................................................................. 18 
12 Attaching IDE Hard Drives with the Ultra ATA-66/100 Cable.... 19 
Setting the BIOS Configuration and USB Port 2 Routing  
Jumpers .................................................................................................... 20
 
BIOS Setup Program Defaults............................................................. 22 
Items on the CD-ROM 
x Product warranty 
x Intel
®
 Express Installer 
x Intel
®
 Desktop Board D850GB/D850GBAL Product Guide 
x Software utilities and drivers 
x Software license agreement 
x Readme file 
Part number:  A30315-003