TULIP COMPUTERS

TR486 (TC19)

Processor

80486DX

Processor Speed

25MHz

Chip Set

Intel

Max. Onboard DRAM

16MB

Cache

32KB (factory installed)

BIOS

Tulip

Dimensions

300mm x 220mm

I/O Options

Parallel port, serial ports (2), external CPU card, external memory card, floppy drive interface

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

External memory card

Bank 2

Power-down switch

J14

Serial port 1

J10

Battery, speaker, power LED & keylock

J17

Serial port 2

J11

Reset switch

J18

Parallel port

J12

Floppy drive interface

J27

Front panel LCD connector

J13

External CPU card

U1 & U2

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Factory configured - do not alter

J7

pins 1 & 2 closed

»

Factory configured - do not alter

J9

pins 1 & 3, 2 & 4 closed

»

Monitor type select color

J16

pins 1 & 2 closed

 

Monitor type select monochrome

J16

pins 2 & 3 closed

»

Factory configured - do not alter

J19

N/A

»

Floppy interface enabled

J20

Open

 

Floppy interface disabled

J20

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

4MB

(4) 1M x 9

NONE

Not installed

8MB

(4) 1M x 9

(4) 1M x 9

Not installed

16MB

(4) 1M x 9

(4) 1M x 9

Installed

DRAM JUMPER CONFIGURATION

Size

J4

J5

J6

J28

4MB

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

8MB

pins 2 & 3 closed

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

16MB

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

pins 1 & 2 closed