DELL COMPUTER CORPORATION

Turbo ARC

Processor

8088

Processor Speed

4.77/8MHz

Chip Set

None

Max. Onboard DRAM

640KB

Cache

None

BIOS

Phoenix

Dimensions

334mm x 218mm

I/O Options

None

NPU Options

8087

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker

SPK

Turbo LED & power LED

LED

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

CPU speed select fast

JP1

pins 1 & 2 closed

 

CPU speed select normal

JP1

pins 2 & 3 closed

»

Factory configured - do not alter

SW1/1

Off

»

NPU disabled

SW1/2

On

 

NPU enabled

SW1/2

Off

»

Factory configured - do not alter

SW1/3

Off

»

Factory configured - do not alter

SW1/4

Off

DRAM JUMPER CONFIGURATION

Size

JP2

256KB

pins 2 & 3 closed

640KB

pins 1 & 2 closed

Note: System memory is factory configured at 640KB and should not be removed. Setting JP2 pins 2 & 3 closed forces the system to only recognize 256KB.

FLOPPY DRIVE CONFIGURATION

Drives installed

SW1/7

SW1/8

1

On

On

2

Off

On

3

On

Off

4

Off

Off

MONITOR CONFIGURATION

Type

SW1/5

SW1/6

EGA

On

On

CGA

On

Off

MDA

Off

Off