User Guide

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AK77-400G / AK77-400GN.................................................................................................................1
What’s in this manual......................................................................................................................................................2
You Must Notice..............................................................................................................................................................8
Before You Start..............................................................................................................................................................9
Overview.......................................................................................................................................................................10
Feature Highlight........................................................................................................................................................... 11
Quick Installation Procedure .........................................................................................................................................14
Motherboard Map.......................................................................................................................................................... 15
Block Diagram............................................................................................................................................................... 16
Hardware Installation ...............................................................................................................17
About “Manufacturer Upgrade Optional” and “User Upgrade Optional”…...................................................................... 18
CPU Installation ............................................................................................................................................................19
AOpen Overheat Protection (O.H.P.) Technology..........................................................................................................21
CPU Over-current Protection ........................................................................................................................................ 22
Enlarged Aluminum Heatsink ........................................................................................................................................23
Setting CPU Frequency................................................................................................................................................. 24
AOpen “Watch Dog ABS” .............................................................................................................................................. 26
CPU and Housing Fan Connector (with H/W Monitoring) .............................................................................................. 27