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8267, 8280, 8290

MEMOREX TELEX CORPORATION

8267, 8280, 8290

Processor

80386SX/80486SX

Processor Speed

20/33MHz

Chip Set

Unidentified

Video Chip Set

Unidentified

Maximum Onboard Memory

16MB

Maximum Video Memory

Unidentified

Cache

None

BIOS

Unidentified

Dimensions

355mm x 304mm

I/O Options

Floppy drive interface, parallel ports (2), PS/2 mouse port, serial ports (2), VGA port,

NPU Options

80387SX/4167

CONNECTIONS

Purpose

Location

Purpose

Location

VGA port

CN1

IDE interface

P6

Serial port

CN2

IDE interface

P7

Serial port

CN3

Floppy drive interface

P11

Parallel port

CN4

External battery

P13

Parallel port

CN5

Front panel connector

P15

PS/2 mouse port

CN6

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

CMOS memory normal operation

JP1

Pins 2 & 3 closed

 

CMOS memory clear

JP1

Pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(4) 256K x 9

None

2MB

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

None

5MB

(4) 256K x 9

(4) 1M x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

None