Table Of Contents - NEC VERSA 6220 Service Manual

Contents
Preface......................................................................................................................... xi
Abbreviations............................................................................................................... xiii
Section 1 Technical Information
Hardware Overview - Front.......................................................................................1-2
Liquid Crystal Display (LCD)................................................................................1-2
Power Button .......................................................................................................1-3
LCD Status Bar and Power Indicator ....................................................................1-4
Status Icons ...................................................................................................1-5
Keyboard ..............................................................................................................1-6
NEC VersaGlide ...................................................................................................1-6
Diskette Drive and the NEC VersaBay II ..............................................................1-7
Infrared (IR) Assembly..........................................................................................1-8
Hardware Overview - Right Side ...............................................................................1-8
Hardware Overview - Left Side .................................................................................1-10
Hardware Overview - Rear Side ................................................................................1-11
Hardware Overview - Internal Components ...............................................................1-12
Battery Pack .........................................................................................................1-12
Hard Disk Drive....................................................................................................1-12
Diskette Drive.......................................................................................................1-12
20X CD-ROM Reader ..........................................................................................1-12
CPU Board ...........................................................................................................1-12
Sound Board.........................................................................................................1-12
Graph Board .........................................................................................................1-14
I/O Board .............................................................................................................1-14
CMOS Battery......................................................................................................1-15
Bridge Battery ......................................................................................................1-15
System Memory...........................................................................................................1-15
Memory Map ........................................................................................................1-16
System Video...............................................................................................................1-16
Parallel Interface ..........................................................................................................1-17
Serial Interface.............................................................................................................1-17
NEC Versa Chip Set ....................................................................................................1-18
Intel Pentium P55CLM Microprocessor ................................................................1-18
M-Triton System Controllers ................................................................................1-18
iii