Epson EQUITY 386SX/20 PLUS user manual

Summary of the content on the page No. 1

EQUITY 386SX/20 PLUS
Hard disk supports up to two half-height drives;
embedded controller; interface on main
system board
Monitor VGA adapter with 512KB DRAh4 (video
memory) built into main system board;
sqportsupto800x600pixelsin16-co10lscX
up to 640 x 480 pixels in 256-colors; multi-
frequency monitor required for resolutiow
over64ox48o
15-pin+ D-she.n ConnectoT
serial RSZQC, programmable, asynchronous;
g-pin. D-shell clxlnecta
Standard &bit parallel, mon~o&;
Parallel
2api&D-sheuconnector
Mini

Summary of the content on the page No. 2

EQUITY 386SX/20 PLUS Serial Port Connector (CN4) Keyboard Detachable, two p&tioQ 101 Sculpted keys Layout S&key QWERTY main keyboard; pad; 10 17-key numeric/cursor cursor keys; pad; 16 function kep additional Ckey cursor (user-definable) Four levels (normal, shift, control, alternate); Fwtion userdetinable Serial Port Connector Pin Assi@nents Environmenti Requirements ISN 1 ID.?i9camrD0t0ci la lD0tascim0dv I- , 2 7 &quad To Sand 3 lbta 8 CkwTo6eml 4 0 fnofb I I 5 Nd Keyboard and Mouse Con

Summary of the content on the page No. 3

EQUITY 366SX/20 PLUS VGA Connector (CN-3) Jumper Settings The illustration Wow shows the locations of the jumpers on the main system board. VGA Connector Pin Assignments Pin slorul Q 1 3 10 3 Blue vld00 4 12 5 13 sync Jl 6 Red 14 4 15 1 Unused 7 6 I I I1 Hardware Interrupts MM I CTRLl I clRt2 I FLlNcrloN 1 System Board Jumper Settings 2 Jumpers -tm A 0 A 0 I I IRoll 1 I l Factory wttings Hard dak ml91 Equity Series Computers PLUS-3 366Sx120 Reserved IRQ15 wntrollw IRQ14 -r IRa13 ckh

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EQUITY 386SX/20 PLUS This configuration adds 4MB plus 512KB for a total 6MB plus 512KB of on-board memory. SIMM lnstallation Note: The sockets are labelled as shown below. When installing SIMh43, the only constraint is that you must install thes.ametypeofSJMMinbothslotsofabank Dh4A alanruls ChUlnl IFWllOfl 0(cTlu1) Isram 1 (cmul) SMC 2(cTRLl) Floppy d&i drw8 omtrdlor 3(cTFLl) span 4 CTRL 2) Icasurde?OfCTFtLl 5 (CTRL 2) spare 6 (CTRL 2) spar0 7 (mu 2) spsro Hard Disk Drive Types ‘Ihefollowingtabl

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EQUITY 386SX/20 PLUS Hard disk drive types (continued) Installation / Support Tips Power The Equity 386X/20 PLUS hks a power supply that is switchable between IlSV, for USA and hdian use, and 23OV, for use in other countries. There is no manual tit& as the power supply is autosensing. Notes: 1. Minhaibe 8425F, Seagate ST125 2. connercP-3044orMiniscn~acl5L4canbeusedastype17 3. For Western Digital ESDI HIX or Drive Maker default setting 4. Micropolis 1325, Ataal3C85, Lanstor La&I, Maxtor xT1065, N

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EQUITY 386SX/20 PLUS Mouse and Keyboard Information Reference List - When attaching the mouse and keyboard connectors, be careful to attach them to the proper connectors. Although they Engineering Change Notices are physically identical, they are not interchangeable. NON?. Installing Floppy Disk Drives Technical Information Bulletins - When installing a floppy disk drive as drive B, remember to set the drive select jumper to the second position and attach NOW the pass-through connector on the fl