NEC VERSA 6220 Service Manual page 9

vi Contents
Cleaning the Notebook's Interior ..........................................................................4-2
Protecting the Disk Drives ....................................................................................4-2
Handling the Battery Packs ...................................................................................4-3
Maintaining the LCD Quality ................................................................................4-3
Required Tools and Equipment ....................................................................................4-3
Disassembly and Reassembly........................................................................................4-4
Hard Disk Drive....................................................................................................4-5
Diskette Drive.......................................................................................................4-7
Main Battery Pack (Li-Ion Type) ..........................................................................4-8
Removing the Keyboard........................................................................................4-10
Memory Upgrade..................................................................................................4-12
LCD and Top Cover .............................................................................................4-15
VersaGlide............................................................................................................4-18
LCD Status Bar and Power Button .......................................................................4-19
Bridge Battery, CMOS Battery, Buzzer ................................................................4-20
Sound Board and Microphone...............................................................................4-21
IR Assembly and Graph Board ..............................................................................4-21
CPU Assembly......................................................................................................4-23
I/O Board .............................................................................................................4-24
Illustrated Parts Breakdown.........................................................................................4-25
Service Information......................................................................................................4-29
Technical Support ........................................................................................................4-30
Product Information.....................................................................................................4-30
Ordering Information from FaxFlash ............................................................................4-30
Appendix A Connector Locations and Pin Assignments
Appendix B Video Modes
List of Figures
1-1 NEC Versa 6220/30/60 Series Notebook ....................................................... 1-1
1-2 LCD Panel ..................................................................................................... 1-3
1-3 LCD Status Bar and Button Locations ........................................................... 1-4
1-4 System Status Bar .......................................................................................... 1-5
1-5 Keyboard Layout ........................................................................................... 1-6