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EPSON ActionNote 4SLC2-50

suspend/resume

Computer Specifications

Main Unit

CPU

System speed

486SLC2-50 microprocessor

High and low speeds available; low speed

is simulated 8 MHz; speed selection

through keyboard command

To select low speed, press the Ctrl, Alt,

and - keys simultaneously. To select

high speed, press the Ctrl, Alt, and + keys

simultaneously. (Use the - or + key on the

numeric keypad; Num Lock must be on.)

Memory

2MB RAM standard on a system board;

2MB or 6MB standard on memory module

to 8MB (maximum). The system may be

offered with 4 or 8MB of standard memory

ROM

Video RAM

Shadow RAM

Numeric

coprocessor

Clock/calendar

Controllers

Diskette drive

Hard disk

Parallel

Serial (2)

LCD and CRT

Pointing device

or external

keyboard

Speaker

Modem

Phone jack

Keyboard

Trackball

Mass Storage

Diskette drive

Hard disk drive

128KB system BIOS, video BIOS, and

Setup code located in OT-PROM on main

system board

256KB DRAM on main system board

Supports shadowing of system and video

BIOS ROM into RAM

Socket for optional Cyrix 8S387-25

numeric coprocessor

Real-time clock, calendar, and CMOS

RAM; backed up by built-in clock chip

Built-in controller for one internal

31%-inch

diskette drive; supports 1.44MB and

720KB formats

Built-in controller for internal hard disk

drive

25-pin, D-sub, female connector; standard

RS-232C, programmable, asynchronous,

9-pin, D-sub male connector

Built-in controller supporting standard

VGA monochrome LCD; external 15-pin,

D-sub, female connector for connecting an

external analog VGA or SVGA monitor

6-pin, mini-DIN connector for a PS/2-type

pointing device or for the mouse/

keyboard adapter (for connecting an

external keyboard and/or a pointing

device)

Built-in ISA compatible speaker controller;

internal

Internal connector for optional fax/modem

Standard RJ-11 connector for the internal

fax/modem

85 (International) or 84 (US) keys;

embedded numeric keypad and F11 and

F12

keys

Portable trackball with drivers and

utilities installed

One internal,

31%~inch

diskette drive;

supports 1.44MB and 720KB formats

One internal 80MB, 120MB, or 180MB IDE

hard disk drive

12/93

ActionNote 4SLC2-50-1

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Résumé du contenu

Page 1 - Computer Specifications

EPSON ActionNote 4SLC2-50suspend/resume SWComputer SpecificationsMain UnitCPUSystem speed486SLC2-50 microprocessorHigh and low speeds available; low s

Page 2 - EPSON ActionNote 4SLC2-50

EPSON ActionNote 4SLC2-50LCD DisplayMonochrome: 640 x 480 x 32 shades ofgray, 0.3 mm, high-contrast 2-film;paper-white, backlit by one CCFT (cooledcat

Page 3 - Main System Board Diagram

EPSON ActionNote 4SLC2-50Main System Board Diagram12/93ActionNote 4SLC2-50-3

Page 4

EPSON ActionNote 4SLC2-50Major SubassembliesSerial Port Connectors (J1 and J6)fax/modemvideoCPU chip(optional)controllernumericcoprocessor\3 1/2-inch,

Page 5

EPSON ActionNote 4SLC2-50Internal Keyboard Connector (J14)AC-DC Power Connector (JP1)Internal Keyboard Connector Pin AssignmentsPower Connector Pin As

Page 6

EPSON ActionNote 4SLC2-50Diskette Drive Cable Connector (J18)pin 26pin 1II III I IIII I IIIIIIII I I I II IDiskette Drive Connector Pin AssignmentsPin

Page 7 - Information Reference List

EPSON ActionNote 4SLC2-50DMA AssignmentsHard Disk Drive TypesLevel Assigned deviceDMA0spare (8-bit)DMA1Spare (8-bit)DMA2FDD controller (8-bit)DMA3spar