Epson | 386SX | Product information guide | Epson 386SX Product Information Guide

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; interface on main system board
Interfaces
Monitor
Standard VGA with 256KB of video
memory; supports up to 800 x 600 pixels
in 16-color or gray scale mode; 15-pin,
female D-shell connector
Serial
RS-232C, programmable, asynchronous;
9-pin, D-shell connector
Parallel
Standard 8-bit parallel, mono-directional;
25-pin, D-shell connector
Auxiliary
Mini DIN, 6-pin connector for PS/2
compatible mouse or other device
Keyboard
Mini DIN, 6-pin connector for PS/2
compatible keyboard
Option slots
Four standard input/output expansion
slots (three 16-bit ISA compatible and
one 8-bit ISA compatible); 8 MHz bus
speed
Speaker
Internal; operation controllable by
software
Computer Specifications
CPU and Memory
16-bit CPU
80386SX microprocessor, 16 MHz system
clock speed, 16 MHz or simulated 8 MHz
processor speed, selectable through
software
0 wait state memory access speed
System memory
UnilawithlMBRAMonsy&emboardare
expandable up to lOME using S&I?&
LJni~with2MBRAh4onsyntemboa~are
expandable up to 14MB u&g SIMhia
Power Supply
SIIvlMsmustbe7Unsaaesaqeed.
ROM
128KB
Scratch memory
4KB capacity; Idbit data bus; 16 MHz
access with 0 wait state
Math coprocessor
80387SX (16 MHz) support
(optional)
Clock/calendar
Real-time clock, calendar, and 50-byte
CMOS RAM for configuration: battery
backup
Equity Series Computers
6/15/90
Type
14OW, fan-cooled, automatic input voltage
sensing
Input ranges
98 to 132 VAC and 195 to 264 VAC
Maximum
+SVDCat 18Amps, +12VDCat
4.2 Amps, outputs
-12 VDC at 03 Amp. -5 VDC at
03 Amps
386sx PLUS-1
EQUlTY 386SX PLUS
Mass Storage
Altitude
Three half-height drives maximum
(one 3 ‘/z-inch vertical mount and two
5 ‘/4-inch horizontal mounts)
Operating range:
-330 ft to 9900 ft
f-100 m to 3000 m)
Non-operating range:
-330 ft to 11880 ft
(-100 m to 3300 m)
Storage range:
-330 ft to 39600 ft
(-100 m to 12000 m)
Standard
5 ‘/cinch diskette drive, 1.2MB
(highdensity) storage capacity
Standard
3 ‘/z-inch diskette drive, 1.44MB
(high-density) storage capacity
Optional
5 ‘/+inch diskette drive, 1.2MB
(highdensity) storage capacity
Optional
3 r/s-inch diskette drive, 1.44MB
(highdensity) storage capacity
Optional
5 ‘/+inch diskette drive, 360KB
(doubledensity) storage capacity
Optional
3 ‘h-inch diskette drive, 720KB
(double-density) storage capacity
Optional
3 ‘/z-inch hard disk drive, 40MB storage
capacity
1 Connector Pin Assignments 1
Optional
3 ‘/z-inch hard disk drive, 1OOMB storage
capacity
Parallel Port Connector
Physical Characteristics
Width
14.75 inches (375 mm)
fiP&
17.5 inches (444 mm)
Height
5.9 inches (150 mm)
Weight
(without
keyboard)
Single diskette drive model:
20.75 lb (9.4 kg,
Hard disk drive model:
22.25 lb (10.1 kg)
Keyboard
Pin 13
Pin 1
Pln 25
Pin 11
Detachable, two position, 101 sculpted
keys
Layout
58-key QWERTY main keyboard; ll-key
numeric/cursor pad; 10 cursor keys;
additional ,-key cursor pad; 16 function
keys (user -definable)
Function
Four levels (normal, shift, control,
alternate); user-definable
Environmental Requirements
Temperature
Operating range:
41°t09S0F
(5” to35”C)
Non-operating range: -4” to 140” F
f-204 to 50” C)
Humidity
Storage range:
-40” to 140” F
(-40” Lo 60” C)
operating range:
20% to 80%
non-condensing
17
1
DATA5
I
* Active Low Logic
Non-operating range: 10% to 90%
non-condensing
Storage range:
366sx PLUS-2
5% to 95%
non-condensing
6/15/90
Equity Series Computers
EQUlTY 386sx PLUS
Parallel Port Connector
I 11
Mouse Connector
ISUSY
120
I SIGNAL GND
12
PE
21
SffiNALGND
13
SELECT
22
SIGNAL GND
14
AUTO’
23
SGNAL GND
15
ERROR-
24
SIGNAL GND
16
INP
25
SIGNAL GND
I
Pln
p’nw P’n5
4
Ptn2
r”\
Pin 1
J
Serial Port Connector
I5
I Mousecbck
6
-1
Resewed
Note:
Although the keyboard and mouse COMeCbrs am physically
identical, they cannot be used interchangeably.
t
I1
5
1 DataCarrterDetect
16
IDataSetReadu
Receive Data
7
Requesl To send
Transmil Data
8
Clear To Send
Data TemMal Ready
9
Ri lndirxtor
I
VGA Connector
notUsed
Keyboard Connector
4
Pln
Pln 2
)u\
1
Keyboard Data
2
Resewed
I3 1
Ground
Equity Series Computers
Plnl
2
Green Vkiso
10
sync Return
3
BllJeVkbO
11
RWn/ed
4
Lhllsed
12
RWtVd
18
I
6/15/90
1 Red Return
7
GreenRetum 1
8
Bb Return
I 14 I Verlical sync
5
I
UflLiHd
386SX PLUS-3
EQUITY 386sx PLUS
DMA Channels
1 Jumpers ]
CHANNEL
O(cTRL1)
1 (CTRLl)
SDLC
2(=1)
Flopw disk driva controlbr
S(cTFlL1)
4 (CTRL 2)
5 (mu 2)
8 (CTRL 2)
7 (CTRL 2)
CMCadOfOrCTRll
Hardware Interrupts
cllR1crlR2
12
3
4
s
6
A
0
l
A
B
l
A
8
l
A
B
l
A
B
l
Enabloathepower~npasword
Dbabbethepuwer~paMword
Enables builtin HD interfaa~
Dbabla built-h HD interface
Enabba buittin mouse umnector
Dbabhs built-in rnouao connector
Cobrrmnitorbinstaibd
khochronw rnonltor b installed
NomulI/0challnolrwtysignal
OtWW&t~8ddOdtOI/OChUlMl
nwfydgnr;l
A
B
l
EnabbebulttinW3Aadapter
l3bebh built-in Wu adaptor
FUNCTION
TlIllSWOUlpUtO
IRCX
IRQl
IRo2
IRo3
IRo4
IRCX
IRQ6
IRo7
IRQ6
IRoe
IRQlO
IRQll
IRo12
IRQ13
IRQ14
IRO16
Interrupt from Controller 2
sefiaiport2
-part1
FwalblpoR2
Floppy dbk intern@
PM&lpOltl
RTC inlwupl
sothnnndi~tolIRo2
hosory-ngr
386sx PLUS-4
6/15/90
Equity Series Computers
EQUITY 386SX PLUS
I/O Port Addresses
Mdreu
SIMM Installation
FUItClh
Looking at the sockets vertically, they are numbered as
shown below.
00041F
DMA Qmtroller 1
lnter~pt Controller 1
04#!5F Timer/Counter
06046F Keyboard Controller (8042)
070-07F RTC, NMI Mask b@tor
DBO49F DMA Page Fbgister, MFG Port
OM-OBF Intem~pt Cwtroller 2 (S259A compat)
OCQ-ODF DMA Controller 2 (S237A45 compat)
OF0
Clear NPX Busy (80387SXj
OF1
Rmet NPX (80387SX)
OFS-OFF NPX(SO387SXj
17@178
Hard D&k Cwtrolkr - Secondary
160-l B!5 Configuration Pagisters
1BF
Configuration Rq$stw Unlock Port 1
lFO-lF7 Hard Disk Controller Primary
200-207 Game’/0
27E27F Printer Port 2 (276 and 27F are unused)
276
Configuration Register Unlock Port 1
02CuEl
1L 2L 3L4L 5L6LlH2H3H4HSH 6
2F&2FF Serb’ P o r t 2
The following table shows all the possible SIMM configurations
for the Equity 386SX PLUS. Do not install SlMMs in any
configuration other than one of the types shown in this table.
3W41F
PmbtypeCard
37(X377
floppy Msk Drhrs Controller Secondary
37S-37F Pamllel Printer M l(37B and 37F are unused)
conflgurauon Fbgister Llnlook Port 2
378
3KMSF SDLC, Bisynchronour Communication 2
3bMAF Sisynchronous Communicetion 1
3BWBF Monochrome Display and Rinter Adapter
3C0-3DF Color/Graphics Monitor Adapter
3FO4F7
Floppy Disk Controller Primary
3FS4FF Serial Port 1
SAtMwn~rfaalhiBs)atrm
1
Sank number
2 3 4 5
1
6
Bank number
3 4 5 6
2
Socket number
1L 2L 3L 4 SL 6L
So&et numkr
1H 2H 3H 4H 5H 6H
Total
mmory
KK----
KK----
2M8
KKM---
KKM---
4MB
KKMM--
KKMM--
6M8
K
K
M
M
M
-
K
K
M
M
M
-
BMB
K
K
M
M
M
M
K
K
M
M
M
M
1oMB
K = 256KS SIMM installed
M = 1MB SIMM ~nstallad
- = no SIMM hstahd
6ank numbu
Bank number
1
2
3
4
5
6
1
2
3
4
5
6
6fzcket numbsf
TOW
Socket number
1L 2L 3L 4L 5L a
1H
2H
3H
4H
SH
St4
m@mry
--M---
-
-
M
-
-
-
4w
-
-
-
M
M
-
M
M
-
-
-
-
sM0
--MMM-
--MMM-
am
--MMMM
--MMMM
loME
M
M
M
12M0
MMMMMM
14M0
-
M
M
M
M
MMMMMY
-
M
M
M
- =NnstMMtl-&asad
M =1M66lMMn4t8!&d
Equity Series Computers
6/15/90
386sx PLUS-6
EQUITY 386SX PLUS
Mouse and Keyboard
Installation / Support Tips
#on attaching the mouse and keyboard connacton, M
careful to attach thorn to the proper connector8. Though
thy am plwkally identical, they am not irwchangubb.
Power
The Equity 386SX PLUS has a power supply that is switchable
betwon 115 V, for U.S. and Canadian use, and 230 V, for u80 in
other awltrles.
Thon b no manual switch, aa the power supply ir autoaonsing.
diskette
When installing a floppy dbk ddvo aa driw B, mrnamkr to
setthedrivewbctjumpertotheseanxlpositbnand
at&h the pass-through connector on the floppy drhn
controller cable TV the drive, not tha and axwuor.
diskette drive
hard disk access light
I
Installing Floppy Disk Drives
release
power button
htch
-
I~d~d~nothrnction~ly,nuk,urnthrttho
drive type ha8 been cormcUy sebcted in SIXUP. Aho
checkthatanyspecialdrtvemthatmayknocwaryha~
been instatbd axmctty.
Installing Hard Disk Drives
I
TURBO speed light
RESET button
power inbt
I
-
It b recommendad that a 16-bit AT-type hard disk controller
~u~intheEquity388SXPUIS,tywurinrtrllinga
drivethatcannotmakeusaotthaitWnalharddirk
controller. Also nmomkr to disable tha onboard hard
dbk controibr when inatailing 8uch a drive.
-
If you are having diilty in fomwtUng the hard disk drlvo,
trystartingovoru&htheUnconditiofutFurrnat0ptionin
dlagnastics.
&wor light
hard disk or diskette drive slot
option card sbts
Setup
When installing a hard disk drtva, k sure to conwtt thr
drtvat)qmtabiwforthadrlvetypewhichfitsthodtiveyw
are inatatiing. tt thom is no match for your driva, we the
LberDefineddriveoption.
Adding Memory Modules
SlMhb must be 7Chw.
koyboudcabbaocket
EQ386SX PLUS-6
6/15/90
Equity Series Computers
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.
Power-on Password
hbkeaumthatyoudonotfacgotthoPower~nPasawwd
shouldyousotorwup. W~do,itwillknocenaryto
diaablo It by moving jumper Jl on the main circuit bawd to
the 0 position.
Equity Series Computers
6/15/90
EQ386SX PLUS-7
EQUlTY 386SX PLUS
Hard Disk Drive Types
4
5
1
7
5
7
5
4
4
4
4
I
5
4
4
I
5
1W
lop1
lpn
u
lpn
ns
eo
m
63
m
l(P(
w
w
w
lCQ3
u
w
W
w
W
1W
w
w
l&1
W
w
W
a0
w9
Tls
74l
&a
7%
76
ma6
w
386SX PLUS-8
W
I
Ala
6/15/90
Equity Series Computers
EQUITY 386SX PLUS
Information Reference List
Engineering Change Notices
Nonr.
Technical Information Bulletins
Non..
Product Support Bulletins
Nona.
Related Documentation
TMEQ386SX PLUS
Equity 3msx Plus safviu Manual
M-PL-EO386SX PLUS
EqUiQf3&X%PlU8F+Ut8~
Y7O6SQlO&
Equity 386sx Au8 Lbu’s Guida
f
Equity Series Computers
6/15/90
EQ386SX PLUS-9
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