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TULIP 486 DC/DT (TC38)

TULIP COMPUTERS

TULIP 486 DC/DT (TC38)

Processor

80486SX/80487SX/80486DX/80486DX2

Processor Speed

25/33/50(internal)/66(internal)

Chip Set

Texas Instruments

Max. Onboard DRAM

20MB

Cache

None

BIOS

Phoenix

Dimensions

330mm x 218mm

I/O Options

Floppy drive interface, IDE interface, parallel port, serial ports(2), VGA port

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

VGA port

CN1

IDE interface

J3

Parallel port

CN2

DC Power

J7

Serial port 2

CN3

Video Feature Connector

J9

Serial port 1

CN4

Floppy drive interface

J10

LED, Speaker, Batteries

J2

Chassis fan power

J13

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Battery - Rechargeable

J14

Pins 1 & 2 closed

 

Battery - Non-rechargeable

J14

N/A

Parallel port (unidirectional)

J15

Pins 1 & 2 closed

 

Parallel port (bidirectional)

J15

Pins 2 & 3 closed

CPU TYPE CONFIGURATION

PQFP

PGA

J17

J18

80486SX

None

Pins 2 & 3 closed

N/A

80486SX

80487SX

Pins 2 & 3 closed

N/A

80486SX

Overdrive

Pins 2 & 3 closed

N/A

80486SX

Overdrive R

Pins 2 & 3 closed

Pins 1 & 2 closed

80486DX

None

Pins 2 & 3 closed

N/A

80486DX

Overdrive

Pins 2 & 3 closed

N/A

80486DX

Overdrive R

Pins 2 & 3 closed

Pins 1 & 2 closed

None

80486DX

Pins 2 & 3 closed

None

None

80486DX2

Pins 2 & 3 closed

None

None

Overdrive

Pins 2 & 3 closed

None

None

Overdrive R

Pins 2 & 3 closed

None

DRAM CONFIGURATION

Expansion from:

Expansion to

Bank 0

4MB

8MB

(4) 1MB x 9

4MB

20MB

(4) 4MB x 9

Note: 4MB is internal memory and is not configurable.

VRAM CONFIGURATION

Expansion from:

Expansion to

Vram

512KB

1MB

(1) 256K x 16

Note: 512 KB is internal memory and is not configurable.