JC INFORMATION SYSTEMS CORPORATION

HIGH PERFORMANCE 386 CACHE

Processor

80386DX

Processor Speed

20/25MHz

Chip Set

OPTI

Max. Onboard DRAM

None (Up to 32MB on 32-bit external memory card)

Cache

16/32KB

BIOS

Phoenix

Dimensions

330mm x 218mm

I/O Options

32-bit external memory card slot (2)

NPU Options

80387/3167

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker

J1

Turbo LED

J4

Reset switch

J2

External battery

J9

Power LED & keylock

J3

32-bit external memory cards

S1 & S2

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Monitor type select color

JP1

Closed

 

Monitor type select monochrome

JP1

Open

»

NPU disabled

JP2

Open

 

NPU enabled

JP2

pins 1 & 2, 3 & 4 closed

»

Factory configured - do not alter (pipeline mode)

JP4

Open

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG (U1)

TAG (U2)

16KB

(8) 4K x 4

NONE

(1) 4K x 4

NONE

32KB

(8) 4K x 4

(8) 4K x 4

(1) 4K x 4

(1) 4K x 4