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Epson Equity 386SX PLUS Product Information Manual

Product information guide
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Computer Specifications

CPU and Memory
16-bit CPU
clock speed, 16 MHz or simulated 8 MHz
processor speed, selectable through
software
0 wait state memory access speed
System memory
expandable up to lOME using S&I?&
expandable up to 14MB
ROM
128KB
Scratch memory
4KB capacity; Idbit data bus; 16 MHz
access with 0 wait state
Math coprocessor
(optional)
Clock/calendar
Real-time clock, calendar, and 50-byte
CMOS RAM for configuration: battery
backup
Equity Series Computers
Controllers
Diskette
Hard disk
Interfaces
Monitor
Serial
Parallel
Auxiliary
Keyboard
Option slots
Speaker
Power Supply
Type
Input ranges
Maximum
6/15/90
EQUlTY 386SX PLUS
Supports up to two drives in any of four
formats: 5 '/+inch, high-density, 1.2MB;
5 '/+inch, double-density, 36OKB;
3 '/z-inch. highdensicy, 1.44MB; 3 '/z-inch.
doubledensity, 720KB; controller on main
system board
Supports up to two drives; embedded
controller; interface on main system board
Standard VGA with 256KB of video
memory; supports up to 800
600 pixels
x
in 16-color or gray scale mode; 15-pin,
female D-shell connector
Standard 8-bit parallel, mono-directional;
Mini DIN, 6-pin connector for PS/2
compatible mouse or other device
Mini DIN, 6-pin connector for PS/2
compatible keyboard
Four standard input/output expansion
slots (three 16-bit ISA compatible and
one 8-bit ISA compatible); 8 MHz bus
speed
Internal; operation controllable by
software
sensing
98 to 132 VAC and 195 to 264 VAC
4.2 Amps, outputs
-12 VDC at 03 Amp. -5 VDC at
03 Amps
386sx PLUS-1

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Summary of Contents for Epson Equity 386SX PLUS

  • Page 1: Computer Specifications

    EQUlTY 386SX PLUS Controllers Diskette Supports up to two drives in any of four formats: 5 ‘/+inch, high-density, 1.2MB; 5 ‘/+inch, double-density, 36OKB; 3 ‘/z-inch. highdensicy, 1.44MB; 3 ‘/z-inch. doubledensity, 720KB; controller on main system board Hard disk Supports up to two drives; embedded controller;...

  • Page 2: Connector Pin Assignments

    EQUlTY 386SX PLUS Mass Storage Altitude -330 ft to 9900 ft Operating range: f-100 m to 3000 m) Three half-height drives maximum Non-operating range: -330 ft to 11880 ft (one 3 ‘/z-inch vertical mount and two (-100 m to 3300 m) 5 ‘/4-inch horizontal mounts) -330 ft to 39600 ft Storage range:...
  • Page 3 EQUlTY 386sx PLUS Parallel Port Connector Mouse Connector p’nw P’ n 5 ISUSY I SIGNAL GND r”\ SffiNALGND SELECT SIGNAL GND Ptn2 Pin 1 AUTO’ SGNAL GND ERROR- SIGNAL GND SIGNAL GND Serial Port Connector I Mouse cbck Resewed Note: Although the keyboard and mouse am physically COMeCbrs...
  • Page 4 EQUITY 386sx PLUS DMA Channels 1 Jumpers ] CHANNEL O(cTRL1) SDLC 1 (CTRLl) Flopw disk driva controlbr 2(=1) S(cTFlL1) 4 (CTRL 2) CMCadOfOrCTRll 5 (mu 2) 8 (CTRL 2) 7 (CTRL 2) Hardware Interrupts cllR1crlR2 FUNCTION TlIllSWOUlpUtO IRCX IRQl Interrupt from Controller 2...

  • Page 5: I/O Port Addresses

    2F&2FF Serb’ P o r t 2 The following table shows all the possible SIMM configurations 3W41F PmbtypeCard for the Equity 386SX PLUS. Do not install SlMMs in any 37(X377 floppy Msk Drhrs Controller Secondary configuration other than one of the types shown in this table.

  • Page 6: Adding Memory Modules

    Though thy am plwkally identical, they am not irwchangubb. The Equity 386SX PLUS has a power supply that is switchable Installing Floppy Disk Drives betwon 115 V, for U.S. and Canadian use, and 230 V, for u80 in other awltrles.

  • Page 7: Software Problems

    EQUITY 386SX PLUS Software Problems Whan lnatalling a abpy-pmbobd 8oRwar8 padtag on ttm Equity 366SX Aur, flrat try 6~ in8tallaUon at 16MHz. If thir dooanotworkpropwty,tryswitchingto8Ml-kforthm in8taMon. tfyouamstill~~nahtoloadtheprogmmat 16MH2, try loading at 8MHz and then 8witohing to 16Mttz. Wbnuringasofhuampa&agethatuwraksydiskutt’~ copy-protection method, try kxding it at 16Ml-t~. If this doaa not work, l ablo the &to Spaod option in SETUP.
  • Page 8 EQUlTY 386SX PLUS Hard Disk Drive Types lop1 lCQ3 l(P( l&1 &a Al a 6/15/90 386SX PLUS-8 Equity Series Computers...

  • Page 9: Information Reference List

    EQUITY 386SX PLUS Information Reference List Engineering Change Notices Nonr. Technical Information Bulletins Non.. Product Support Bulletins Nona. Related Documentation Equity 3msx Plus safviu Manual TMEQ386SX PLUS EqUiQf3&X%PlU8F+Ut8~ M-PL-EO386SX PLUS Y7O6SQlO& Equity 386sx Au8 Lbu’s Guida EQ386SX PLUS-9 6/15/90 Equity Series Computers...

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