NEC Versa 2400 Series Service Manual page 4

iv Contents
System BIOS Setup Program ....................................................................................... 1-14
The Boot Setup Menu.................................................................................................. 1-15
System Upgrades ......................................................................................................... 1-19
Memory Upgrade Procedure ........................................................................................ 1-19
System BIOS Upgrade Procedure ................................................................................ 1-21
Section 2 General Specifications
Product Mix................................................................................................................. 2-6
System Board Specifications ........................................................................................ 2-7
Transfer Board Specifications ...................................................................................... 2-8
Converter Board Specifications.................................................................................... 2-8
LED Indicator Board ................................................................................................... 2-9
I/O Board .................................................................................................................... 2-10
LCD Inverter Board..................................................................................................... 2-12
LED Status Indicators.................................................................................................. 2-13
FDD Specification........................................................................................................ 2-13
HDD Unit Specification ............................................................................................... 2-14
NiMH Battery Pack Specification................................................................................. 2-14
DC/DC Converter & Battery Charger Specification...................................................... 2-15
Battery Charger ........................................................................................................... 2-15
Keyboard ..................................................................................................................... 2-16
AC/DC Adapter........................................................................................................... 2-16
BIOS ........................................................................................................................... 2-17
Micro-Controller Function Description ........................................................................ 2-18
Power Management Features (Mode Definition) .......................................................... 2-19
Power Management Features (Mode Transition) .......................................................... 2-20
Hot Key Definition....................................................................................................... 2-21
Environmental Specification......................................................................................... 2-21
Power Source .............................................................................................................. 2-22
Vibration ..................................................................................................................... 2-22
Shock .......................................................................................................................... 2-23
Electro-static Discharge (ESD) .................................................................................... 2-23