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EPSON PowerSpan

Computer Specifications

Main System Board

System memory

BIOS

Shadow RAM

Video RAM

8MB RAM standard on two 4MB SIMMs;

expandable using 1MB, 2MB, 4MB, 8MB,

16MB, or 32MB single- or double-sided

SIMMs up to 128MB (maximum); SIMMs

must be 80ns, 36-bit, 72-pin, tin-plated,

fast-page mode type; 16MB and 32MB

SIMMs may be 70ns, 36-bit, 72-pin,

tin-plated, fast-page mode type

256KB on two 128KB FLASH EEPROM

devices for system and video BIOS

Automatically copies the system BIOS

from ROM into RAM; shadow RAM

addresses for video BIOS and external

BIOS are software selectable

l@YM

mouse lock

button

keyboard/mouse lock

indicator

512KB

Clock/ calendar

Real-time clock, calendar, and CMOS

RAM for BIOS use; battery backup;

contents can be cleared to default values

by jumper setting

CPU Card

CPU

Intel 486DX2, 66 MHz microprocessor;

simulated 8 MHz processor speed

selectable through software or keyboard

command

Cache memory

OverDrive

processor

8KB internal cache in the 486DX2/66

microprocessor; 128KB Intel cache module

with write-through, two-way set

associative cache memory and controller

486DX2 microprocessor on CPU card can

be replaced with optional Intel OverDrive

processor or CPU card can be replaced

with Intel Pentium CPU card

Interfaces

Monitor

Serial

15-pin, D-shell analog connector

Two RS-232-C, 9-pin, D-shell connectors;

asynchronous

Parallel

Mouse

Keyboard

25-pin, D-shell connector; supports

IBM AT compatible or PS/2 compatible

(bidirectional) signals; software selectable

Mini DIN, 6-pin connector for PS/2

compatible mouse or other pointing device

Mini DIN, 6-pin connector for PS/2

compatible keyboard

Option slots

Eight 32-bit EISA bus master expansion

slots (16-bit and 8-bit ISA compatible)

9/1/93

Epson PowerSpan-1

reset

button

power

button

power

indicator

activity

indicator

vottasle

se&or switch

AC inlet

keyboard

poti

serial

port

option

slot

option slot 2

option slot 3

option slot 4

option slot 5

option slot 6

option slot 7

option slot 8

mouse port

serial

port 1

parallel port

cover lock

Summary of content (12 pages)

PAGE 1
EPSON PowerSpan Computer Specifications Main System Board System memory 8MB RAM standard on two 4MB SIMMs; expandable using 1MB, 2MB, 4MB, 8MB, 16MB, or 32MB single- or double-sided SIMMs up to 128MB (maximum); SIMMs must be 80ns, 36-bit, 72-pin, tin-plated, fast-page mode type; 16MB and 32MB SIMMs may be 70ns, 36-bit, 72-pin, tin-plated, fast-page mode type reset button power button l@YM mouse lock button power indicator keyboard/mouse lock indicator activity indicator BIOS 256KB on two 128KB FLASH E
PAGE 2
EPSON PowerSpan Speaker Internal; operation controllable by software Keyboard Detachable, two position, 101 or 102 sculpted keys; country-dependent main typewriter keyboard; numeric/cursor control keypad; four-key cursor control keypad; 12 function keys 5 Volt current limitation Controllers Diskette Hard disk Video Controller on the main system board supports up to two diskette drives in any of these formats: System current drain COIllpCNlSflt 51/4-&h, high-density, 1.
PAGE 3
EPSON PowerSpan Power Source Requirements 120-Volt power source requirements Plug type North America 125V. 10A Reference standard ANSI C73.11, NEMA 5-15-P, IEC 83 Power cord UL/CAS Listed, Type SST, no. 18/3AWG, or no. 16/3AWG, or CHAR> 3OOV, 1OA or 13A 240-Volt power source requirements K plug Plug type Europe 24OV, 1OA to w ‘* Reference standard CEE 7l7 IEC 83 IEC127 HD 21 Power cord 1 .OO mm2 3OOV, 1OA UK 24OV, 1OA Bs 1362 BSl363A IEC 83 IEC 127 HD 21 EN 60 320-l ASTA mark CHAR> 1 .
PAGE 4
EPSON PowerSpan Main System Board Map IDE hard disk drive interface CPU cafd connector jumpers E0722 SIMM sockets JO651 ank1 ank 0 alternate hard disk’ jumpers drive activity LED E0392 connector JOlQ0 E03Ql E03QO E02Q2 E02Ql E02QO E02Ql option slots \ VGA feature connector Processor Board Map CPU Jl,J2 / 71 Uil c U16 J4, J5 cache memory Epson PowerSpan-4 9/1/93 cache controller
PAGE 5
EPSON PowerSpan Connector Pin Assignments Keyboard connector pin assignments Pin 1 2 3 Parallel Port Connector (J0600 top) Pin 13 Signal Keyboard Data NC Ground 1 Pin 4 5 6 Signal +5 VDC (fused) Keyboard Clock NC Pin 1 Mouse connector pin assignments Pin 25 Pin 1 2 3 Pin 14 Signal Mouse Data NC Ground Pin 4 5 6 Signal +5 VDC (fused) Mouse Clock NC VGA Port Connector (J0601) Parallel port connector pin assignments The VGA port connector (J0601) is a 15-pin, D-shell, female receptacle, accessi
PAGE 6
EPSON PowerSpan CPU card connector pin assignments (continued) Pin Signal 37 Status 2 39 Ground 41 CAS Latch Even 43 CAS Latch Odd 45 Ground Byte Enable 1 47 49 Byte Enable 3 I51 1 Address Bit 3 69 71 I 73 75 77 79 61 83 85 I I87 I 89 91 I 193 IQ5 I Pin 138 40 42 44 46 48 50 I52 I Address Bit 17 Ground Address Bit 19 Address Bit 21 Address Bit 23 +5vDC Address Bit 25 1 Address Bii 27 Ground 1 Address Bit 29 I Address Bit 31 Ground IDataBitl I Ground Signal Ground AddressStrobe Ground Odd Memory Bank Sel
PAGE 7
EPSON PowerSpan Input/output addresses (continued) l/O address OCO-ODE OF0 OF8 - OFF 1FO - lF8 278 - 278 X0 - 2DF I2E8-2EF 2F8 - 2FF 378 - 37F 380-388 3BC-3BE 3BF - 3DF 3E8-3EF 3F0 - 3F5 3F6 3F7 3lT 3F8 - 3FF I400-408 Device Master DMA controller 2 Reset numeric coprocessor Numetic coprocessor IDE hard drive controller parallel port 2 (LPTO); parallel port 3 (PS&compatble) Clock calendar 1 Serial port 4 (COM4) Serial port 2 (COM2) Paraliel port 1 (LPTl); parallel port 2 (PS&compatble) WDQOC31 onboard Video
PAGE 8
EPSON PowerSpan Jumper Settings SIMM Installation See the Main System Board Map on page 4 for the location of the jumpers on the main system board. There are four SIMM sockets organized in two banks on the main system board. You can install 36-bit, tin-plated, fastpage mode, single or double-sided SIMMs with a capacity of 1MB, 2MB, 4MB, or 8MB running at 70ns or a capacity of 16MB or 32MB running at 70ns or 8011s.
PAGE 9
EPSON PowerSpan Power-on diagnostic and boot error messages (continued) Power-on diagnostic and boot error messages (continued) Ena countdom number 820 810 -rge colmtdorrn numberuBI8qe I8742 Initialization number 890 -r 1Contact your dealer Contact your dealer , Contact your dealer I iFI= 870 IContact your dealer Contact your dealer Contact your dealer 744 745 748 747 748 749 750 751 752 753 754 755 758 757 758 759 700 Contact your dealer Contact your dealer Contact your dealer Contact your d
PAGE 10
EPSON PowerSpan Power-on diagnostic and boot error messages (continued) Power-on diagnostic and boot error messages (continued) dealer If the problem persists ID does not match what the ECU expects; mismatch is due to the wrong board in slot n or the wrong configuration file for the board; run the ECU to configure slot n or, if necessary, replace the board; message (above) informing verify all jumper and switch cards, this message appears the first time you boot your Epson PowerSpan-10 9/1/93
PAGE 11
EPSON PowerSpan Power-on diagnostic and boot error messages (continued) colnltdoml number Erra masage number Message 003 004 Error tone codes for non#al errors Error tone code 3-34 34-l 34-2 8olural Hard drtve read failure No boot sector on hard drive The hard disk drive may have failed; check your drive type by running SETUP or the ECU; check all cabte connections; contact your dealer If the problem persists The hard disk drive Is not formatted as a bootable disk; format your hard disk as necessary
PAGE 12
EPSON PowerSpan Installation/Support Tips System Power Requirements The power cord must be rated for at least 125% of the current rating of the AC voltage system and must be less than 4.5 meters (14.76 feet) long to comply with the system’s safety requirements. Do not use or attempt to modify the supplied AC power cord if it is not the type required for use in your region.