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340 manual
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OWNER’S HANDBOOK
Apricot 340
apricot
MITSUBISHI ELECTRIC
Contents
Page
APRICOT 340 & XEN PC OWNER’S HANDBOOK
Page
Safety and Regulatory Notices
Laser products
Ergonomic
Acoustic noise
Safety
Electromagnetic compatibility (EMC)
Emissions
Immunity
Harmonics
Thermalcote bonding compound
CONTENTS
Introducing
Getting Started
Using the BIOS Setup Utility
Maintaining and Transporting
Adding Expansion Cards
Upgrading
Troubleshooting
Inside the System Unit
Technical Information
1 INTRODUCING
Unpacking
Pictorial guide to the system unit
button
activity indicators
infrared sensor
speaker grille
door
Page
AC power outlet
voltage selection switch
AC power inlet
keyboard port
mouse port
Summary of features
Energy-efficientfeatures
Caution
not
2 GETTING STARTED
General advice
Connecting the components
Connecting the components
Turning on and booting the computer
pre-installed
Note
Starting the computer for the first time
Why your computer may seem to stop working
standby
Turning the power off
Backing-upthe pre-installedsoftware
Using the 3.5-inchdiskette drive
Page
Using Help
3 USING THE BIOS SETUP UTILITY
Starting BIOS Setup
If BIOS Setup starts on its own
Control keys
Press
Main menu screen
System Summary
Devices and I/O Ports
Mouse
IDE Drives Setup
Parameter
Settings
Date and Time
System Security
Secure Hard Disk Drives and Diskette Drives
Power-onPassword
Administrator Password
Start Options
Advanced Setup
ISA Legacy Resources
Power Management
Page
4 USING FLOPPY DISK, CD-ROMAND TAPE DRIVES
Using a 5.25" floppy disk drive
Removing a floppy disk
Write-protectinga floppy disk
Using a CD-ROMdrive
Inserting a compact disc
Removing a compact disc
Using an FTD Travan tape drive
Removing a cartridge
Write-protectinga cartridge
Cleaning the drive
Using a SCSI QIC tape drive
Using a SCSI DDS-2tape drive
Interpreting the LED indicators
Green
Amber
Drive status
Automatic drive operation
Inserting a cassette
Removing a cassette
Write-protectinga cassette
Page
5 MAINTAINING AND TRANSPORTING
Cleaning the computer
The keyboard
The mouse
Transporting the computer
Using the computer in another country
Switch setting
AC power supply (voltage and frequency)
6 ADDING EXPANSION CARDS
Slot
Configuring the card
Interrupt request level (IRQ)
interrupt request level
IRQ
Default assignment
Direct memory access (DMA) channel
DMA channel
DMA
Base input/output (I/O) port address
base I/O port address
I/O ports
Base memory address
conventional memory
upper memory
base memory address
Installing the card
jumper
video feature connector
Declaring ISA legacy resources
7 UPGRADING
Inside the system unit
video memory upgrade sockets
processor speed selection jumpers
SIMM sockets
cache memory upgrade socket
processor socket
Adding more system memory
Total memory
Bank 1 sockets
Bank 2 sockets
MM1
MM2
Page
front
Adding cache memory
Page
Adding more video memory
Page
Upgrading the processor
Removing the heat sink
Fitting the new processor
processor speed selection
Adding a removable-mediadrive
Page
Page
Page
Cabling instructions
Adding a hard disk drive
Page
Page
Partitioning and formatting the drive
Fdisk
Help Fdisk
Format
Help
Fdisk
8 TROUBLESHOOTING
Problems when starting
Page
Page
Beep codes
Failure to boot
Troubleshooting checklist
Diskette and floppy disk drives
Hard disk drives
A INSIDE THE SYSTEM UNIT
Anti-staticprecautions
Page
Opening the system unit
Motherboard layout
Page
System connectors
Changing jumper settings
Processor speed selection
Processor speed
Jumper block SW1
FS1
FS0
SoundBlaster I/O port address
SoundBlaster I/O base address
IC12
BIOS upgrade and recovery
Clearing CMOS
Replacing the configuration battery
Page
B TECHNICAL INFORMATION
Specifications
Page
ATA-PI CD-ROMdrive
DDS-2tape drive
FTD Travan tape drive
Physical characteristics
Electrical characteristics
Power cords
PSU current ratings
Port characteristics
Parallel port
Monitor port
Output
Monochrome
Colour
Keyboard and mouse ports
Joystick/MIDI port
Video feature connector