HwMuseum | Index

DTK COMPUTER, INC.

PTM-80301C

Processor

80286

Processor Speed

12MHz

Chip Set

None

Max. Onboard DRAM

5MB

Cache

None

BIOS

DTK

Dimensions

330mm x 222mm

I/O Options

None

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

JP1

Turbo switch

W1

Speaker

JP2

Reset switch

W3

Turbo LED

JP3

Turbo LED

W5

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Monitor type select monochrome

W6

closed

 

Monitor type select color

W6

open

DRAM CONFIGURATION

Size

Bank 0

Parity (P-0)

Bank 1

Parity (P-1)

Bank 2

Bank 3

512KB

(4) 44256

(2) 41256

NONE

NONE

NONE

NONE

512KB

NONE

NONE

NONE

NONE

(2) 256K x 9

NONE

1MB

(4) 44256

(2) 41256

(4) 44256

(2) 41256

NONE

NONE

1MB

NONE

NONE

NONE

NONE

(2) 256K x 9

(2) 256K x 9

1.5MB

(4) 44256

(2) 41256

(4) 44256

(2) 41256

(2) 256K x 9

NONE

2MB

(4) 44256

(2) 41256

(4) 44256

(2) 41256

(2) 256K x 9

(2) 256K x 9

2MB

(4) 441000

(2) 411000

NONE

NONE

NONE

NONE

2MB

NONE

NONE

NONE

NONE

(2) 1M x 9

NONE

2.5MB

(4) 44256

(2) 41256

(4) 441000

(2) 411000

NONE

NONE

2.5MB

NONE

NONE

NONE

NONE

(2) 256K x 9

(2) 1M x 9

3MB

(4) 44256

(2) 41256

(4) 44256

(2) 41256

(2) 1M x 9

NONE

4MB

(4) 441000

(2) 411000

(4) 441000

(2) 411000

NONE

NONE

4MB

NONE

NONE

NONE

NONE

(2) 1M x 9

(2) 1M x 9

5MB

(4) 44256

(2) 41256

(4) 44256

(2) 41256

(2) 1M x 9

(2) 1M x 9

DRAM JUMPER CONFIGURATION

Size

P1

P2

512KB

Closed

Open

512KB

Open

Closed

1MB

Closed

Open

1MB

Open

Closed

1.5MB

Closed

Open

2MB

Closed

Open

2MB

Closed

Open

2MB

Open

Closed

2.5MB

Closed

Open

2.5MB

Open

Closed

3MB

Closed

Open

4MB

Closed

Open

4MB

Open

Closed

5MB

Closed

Open