iii
Contents
Page
Preface......................................................................................................................... xvii
Abbreviations...............................................................................................................
xix
Section 1 Technical Information
System Overview ......................................................................................................... 1-1
System Board .............................................................................................................. 1-6
Processor and Secondary Cache............................................................................ 1-10
System BIOS ........................................................................................................ 1-10
I/O Addressing...................................................................................................... 1-11
System Memory.................................................................................................... 1-14
Hardware Monitor ................................................................................................ 1-15
Interrupt Controller............................................................................................... 1-15
Plug and Play ........................................................................................................ 1-17
NLX Chassis......................................................................................................... 1-17
ISA Bus ................................................................................................................ 1-17
PCI Local Bus ...................................................................................................... 1-17
PCI/IDE Ports ...................................................................................................... 1-18
Parallel Interface ................................................................................................... 1-18
Serial Interface...................................................................................................... 1-19
USB Interface ....................................................................................................... 1-20
Infrared Interface .................................................................................................. 1-21
Graphics Capabilities............................................................................................. 1-21
Accelerated Graphics Port.............................................................................. 1-22
Graphics Controller........................................................................................ 1-22
Motion Video Controller................................................................................ 1-22
Video Support ............................................................................................... 1-23
Integrated Audio................................................................................................... 1-24
Diskette Drive.............................................................................................................. 1-24
Hard Disk Drive........................................................................................................... 1-25
Power Supply .............................................................................................................. 1-25
Keyboard ..................................................................................................................... 1-25
Mouse ......................................................................................................................... 1-25
Speakers ...................................................................................................................... 1-26