Epson Equity 386/25 PLUS Troubleshooting Guide download pdf

EQUITY 386/25 PLUS

Controller

Diskette

Hard disk

Suppon,uptotwdrivainanyoffcur

formao:

5’/+-inch,

high-densicy.

l.ZMB;

5%inch,

doubledensity,

36OKB;

‘/a-inch,

high-density,

1.44MB;

3%inch,

doubledensity,

72OKB;

controller on main system board

Supports up to two drives; cmbcddcd

conuolla;

int&

on main system board

Interface

Monitor

RESET

buttal

harddldaa

di&alWdrivrby

Computer Specifications

said

VGA

ztdapta

with 1 MB of video memory

built into main system board;

non-

intal;wed

mode only;

suppom

up to

KU x

600

a 1024 x

768

pixels in 16-colon

or up m 640 x

480

pixels in

256colors

multi-frequency monitor

rquinxl

raohJtionsovfzr64ox4ao

15-pin. D-shell

connector

~~-232~

programmable,

asynchron~;

9.ph

hhdl

ax-tnccmr

CPU and Memory

32-bit CPU

Parallel

Standard 8-bit parallel. mono-directional;

250pin,

D-shell rxmncctor

System memory

ROM

Shadow RAM

Mach coprocessor

Clock/calendar

Cache controller

Cache RAM

80386

micropnxusor,

25 MHz system

clock speed, 25 MHz or simulated 8 MHz

procaaor

speed, selectable through

software or keyboard command

0 wait state memory access speed at

MHz

ZMB

RAM standard on SIMMs; base

memory of eithex 256KB. 5

ZKB,

64OKB.

sclccxable through jumpers

Memory expandable using 256KB or

1MB

SIMMs up to

16MB

(maximum);

SlMMs must

7011s

access speed

128KB

(in&da

system BIOS and VGA

BIOS)

0 wait state

access

speed; automaclcally

copia

both ROM BIOS and video ROM

inmRAM

80387 (25

MHz)

or Weitek 3 167

(25 MHz) support; both may be used when

a Weitek dual coprocessor adapter is

installed to provide an additional socket

(optional)

Real-time clock, calendar, and

50-byte CMOS RAM for configuration;

battery backup

82385 (25MHz) standard

32KB high-speed static

R4M

Auxiliary Mini DIN, 6-pin

connccmr

PS/2

compatible mouse or other &vice

Keyboard

Option Slots

Fan

standad

input/output expansion skxs

&rcc

&bit

ISA compatible and one

&bit

ISA

cmnpatibk);

8 MHz

speed

Speaker

Internal;

opera&n

controllabk

Power Supply

TVP

14OW. fan-cooled, automatic input voltage

Input

ranga

98 m 132 VAC and 195 m 264 VAC

Maximum outputs

+5VDCat18Amps,+12VDCat

4.2

Amp

-12

VEC at 03

Amp. -5 VDC at

03 Amps

Mass Storage

Up m

three

half-height drive maximum

(one vertical mount and

cw~

horizontal

moud

configurable using any of the

following drive

typcx

Diskette drives

5%inch

diskette drive,

1.2MB

(high-dauity)

storage capacity

Equity Series Computers

11/15/90

386/25 PLUS-1

1 2 3 4 5 6 7 8

Summary of Contents

Page 1 - Computer Specifications

EQUITY 386/25 PLUSControllerDisketteHard diskSuppon,uptotwdrivainanyoffcurformao: 5’/+-inch, high-densicy. l.ZMB;5%inch, doubledensity, 36OKB;3 ‘/a-

Page 2 - Connector Pin Assignments

EQUITY 386/25 PLUSHard disk drivesKeyboardLayoutFunction3’/z-mch diskette drive. 1.44MB(highdensiv) storage capacxyS’/~inch diskette drive. 36oKB(do

Page 3 - I unused

EQUITY 386/25 PLUSKeyboard and Mouse ConnectormPtn+ ql--Pin 3Pin 2’’ Pin 1~M~~ugii the keyboard and moun connectara am phykall~identical, they culpot

Page 4 - SIMM lnstallation

EQUITY 386/25 PLUSThere am jumpers on the Equity 386125 PLUS main board(sos Illustrati0n for lccation). These jumpers sot options formemory, EPROM siz

Page 5 - 25eKBSlMMimtdkd

EQUlTY 386/25 PLUSSIMM configuration for the the 386/25 PLUSHard Disk Drive TypeIMMMMIYMMMIMMMMIMMMMI~~MB IKII 25eKBSlMMimtdkdM-1MBsIwnrtJld- * NoslM

Page 6 - Equity Series Computers

EQUITY 386/25 PLUSInstallation/Support TipsPowerThe Equity 366/25 PLUS has a pcrwar supply that isswitchable Wn 115 V, for U.S. and Canadian use,and 2

Page 7 - Power-on Password

EQUITY 386/25 PLUS!&hen inrtrlllng a copyprotect& wftwarepackage on the Equity 366/26 PLUS, fbt bythe installation at 25 Wk. tf thir don notw

Page 8 - EQUITY 366/25 PLUS

EQUITY 366/25 PLUSlnformation Reference ListEngineering Change NoticesNone.Technical Information BulletinsNone.Product Support BulletinsNone.Related D

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Epson Equity 386/25 PLUS Troubleshooting Guide

Browse online or download Troubleshooting Guide for PC/workstation barebones Epson Equity 386/25 PLUS. Epson Equity 386/25 PLUS Product Information Guide User Manual

Summary of Contents

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