EPSON Endeavor
WG
power (SPEED) hard disk
light
115/230 VAC switch
\
power keyboard
inlet port
access light
mouse
port
diskette
drive
hard disk or diskette
drive bay
option card slots
serial
pottl seria’
/
port2
Computer Specifications
CPU and Memory
32-bit CPU
System speed
4SX/33: Intel
i486SX, 33 MHz
microprocessor; can be replaced with
optional 487SX/33 or ODP486-33
OverDrive processor
4DX2/50: Intel i486DX2, 50 MHz
microprocessor; supports future Intel
OverDrive processor
4DX2/66: Intel i486DX2, 66 MHz
microprocessor; supports future Intel
OverDrive processor
High, low, and automatic speeds available;
high speed is CPU-dependent (33,50, or
66 MHz), low speed is simulated 8 MHz,
automatic speed switches from high to low
only for diskette drive access; speed
selection through SETUP, keyboard
command, or ESPEED program; 0 wait
state memory access at high speed
power
button
Memory
4MB RAM standard soldered on main
system board; expandable using 1MB,
4MB, 16MB, or 64MB SIMMs to 128MB
(maximum); SIMMs must be 36-bit,
fast-page mode type with 70 ns (or faster)
access speed
ROM
128KB ROM containing system BIOS and
video BIOS; 64KB ROM containing SETUP
code
Video RAM
Shadow RAM
1MB video RAM on main system board
Automatic shadowing of system and VGA
BIOS ROM into RAM; shadow RAM
address control selectable through SETUP
Cache
8KB of internal cache (built into the
microprocessor); cache testing and address
control selectable through SETUP
VirtualCache
Epson proprietary VirtualCache feature
automatically creates a “virtual cache”
buffer the size of maximum system
memory
Math
coprocessor
Clock/calendar
On 4DX2/50 and 4DX2/66 systems, math
coprocessor built into the microprocessor
Real-time clock, calendar, and CMOS
RAM on main system board; separate
’
parallel
port
VGA
\
monitor
Port
Controllers
Video
battery backup
Chips and Technologies Wingine P64200
VGA controller on main system board;
provides resolutions of 800 x 600 x 64K
colors and up to 1024 x 768 x 256 colors
Diskette
Controller on main system board supports
up to two diskette drives or one diskette
drive and one tape drive
Hard disk
Interface on main system board supports
up to two IDE hard disk drives with
built-in controllers
Interfaces
Monitor
Parallel
VGA interface built into main system
board for analog or multifrequency VGA
monitor; 15-pin, D-shell connector
One standard 8-bit parallel, bidirectional
interface built into main system board;
port assignment and I/O address
selectable through SETUP; 25-pin, D-shell
connector
7/27/93
EPSON Endeavor WG-1
EPSON Endeavor
WG
Serial
Keyboard
Mouse
Option slots
Speaker
Alternate VGA
Mass Storage
Horizontal
mounts
Vertical
mount
Diskette drives
Hard disk
drives
Other devices
Two RS-232C, programmable,
asynchronous interfaces built into main
system board; port assignment and I/O
addresses selectable through SETUP;
9-pin, D-shell connectors
PS/2 compatible keyboard interface built
into main system board; keyboard speed,
delay, and num lock settings selectable
through SETUP; 6-pin, mini DIN connector
PS/2 compatible mouse interface built into
main system board; 6-pin, mini DIN
connector
Four standard 16-bit (or S-bit) I/O
expansion slots; ISA compatible; 8 MHz
bus speed
Internal; operation controllable through
SETUP and volume selectable by software
IBM compatible VGA pass-through
interface built into main system board;
26-pin connector
Three drives maximum (two horizontal
mounts and one vertical mount),
configurable using the following:
Up to two externally-accessible,
half-height horizontal mounts; each
horizontal bay can accommodate one
5%&h
CD-ROM, or other drive, or one
form factor diskette, tape,
3!4-inch
form factor hard disk, diskette, tape,
CD-ROM, or other drive with
5%-&h
mounting frames attached
One internal third- or half-height vertical
mount; vertical bay can accommodate one
3%inch
form factor hard disk or other
drive
5.25-inch, 1.2MB (high-density)
3.5-inch, 1.44MB (high-density)
Combo 5.25-inch, 1.2MB/3.5-inch, 1.44MB
(high-density); combines two diskette
drives in one
3!4-inch
form factor hard disk drive(s), up
to half-height size; the first mounted
vertically, second mounted horizontally
Half-height tape drive, CD-ROM drive, or
other storage device;
or 3!4-inch form factor with
5J&nch
form factor
5l&nch
mounting frames attached
Keyboard
Detachable; two-position height;
101 sculpted keys; numeric/cursor control
keypad; four-key cursor control keypad;
12 function keys
Power Supply
Type
Input ranges
Maximum
outputs
Frequency
Cables
145 Watt, fan-cooled
90 to 132 VAC and 180 to 264 VAC, switch
selectable voltage
+5 VDC at 18 Amps, +12 VDC at 4.0
Amps, -5 VDC at 0.3 Amps, -12 VDC at
0.3 Amps
47 to 63Hz
Two to main system board; four to mass
storage devices
Option Slot Power Limits
Maximum current
For each slot
For all four slots 16 Amps 3 Amps 0.3 Amps
+5 volts
7 Amps
+12 volts -5 Volts and -12 Volts
1.5
Amps
0.3 Amps
Environmental Requirements
Physical Characteristics
Width
Depth
Height 4.8 inches (120 mm)
weight
14.8 inches (370 mm)
16.5 inches (412 mm)
16.7 lb (7.6 kg), without keyboard
Your system may also be configured to
support SCSI devices, fax/modems, or
multimedia packages.
EPSON Endeavor WG-2
7/27/93
EPSON Endeavor WG
Extended VGA Modes
NI = Non-interlaced
I = Interlaced
Wingine Modes
Major Subassemblies
main system
board
J15-J9 option board
riser,card
\
processor diskette
\
speaker
drive
power supply
,vertical
drive bay
switch
horizontal
drive bays
= Non-interlaced
NI
I
= Interlaced
5/3/93
EPSON Endeavor WG3
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