Epson Endeavor 486I Product Information Manual

hard disk
access light
SPEED light POWER light
(HDD)
AC outlet
voltage
switch
POWER
button \
RESET
button +
option
slots
EPSON ActionPC 7000, ActionTower 7000, Endeavor 486i
RESET
drive bays button
serial 1 serial 2
POWER light
SPEED light
hard disk
access light
drive bays
VGA monitor
printer (parallel device)
serial 2
serial 1
mouse
keyboard
AC inlet
AC outlet
Computer Specifications
CPU and Memory
32-bit CPU Upgradable 486-class processors
Green PC Energy Star compliant, low-power
standby, doze and suspend modes for the
energy saver
CPU, hard disk drive, and video signals
sent by the computer to the monitor; select
time-out periods in SETUP; in a standard
configuration of one hard disk drive and
one diskette drive, system consumes less
than 30 Watts in standby mode
System speed Fast and slow processor speeds available;
fast is the speed of the processor and slow
is 8 MHz; from MS-DOS applications,
speed selectable by keyboard command
Memory 4 or 8MB RAM standard using SIMMs;
expandable to 128MB using 1, 2, 4, 8, 16,
and 32MB SIMMs; SIMMs must be
tin-plated, 72-pin, 32-bit, fast-page mode
type with access speed of 70ns or faster
128KB Phoenix system BIOS, video BIOS,
ROM
and SETUP code located in Flash ROM on
main system board
Video RAM 1MB DRAM on main system board;
expandable to 2MB using two 512KB,
40-pin, SOJ flat pack video DRAM chips
Supports shadowing of system and video
Shadow RAM
BIOS ROM into RAM; video shadowing
selectable in SETUP program
8KB of internal cache in the processor;
Cache
supports 128, 256, or 512KB of external
cache with 32K x 8, 64K x 8, or 128K x 8,
15ns or 20ns SRAM DIP chips and a
32K x 8 tag chip
Math coprocessor built into the processor
Math
on all DX and Intel® Pentium™ OverDrive™
coprocessor
processors
Real-time clock, calendar, and CMOS
Clock/calendar
RAM socketed on main system board with
integrated lithium battery
Controllers
Provides PCI caching, memory and
PCI Chipset
control for the PCI bus, and the
two-channel PCI IDE interface; integrated
PCI bridge translates CPU bus cycles to
PCI bus cycles and CPU-to-PCI memory
write cycles to PCI burst cycles
5/19/95 ActionPC 7000, ActionTower 7000, Endeavor 486i - 1