...because we can't all be on the bleeding edge...





BT 1000

BASE SYSTEMS, INC.

BT 1000

Processor

80286

Processor Speed

10MHz

Chip Set

Everex

Max. Onboard DRAM

1MB

Cache

None

BIOS

AMI

Dimensions

355mm x 304mm

I/O Options

Serial ports (2), parallel port

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker

J2

Turbo LED

J12 pins 1 & 2

Power LED & keylock

J3

Reset switch

J12 pin 3

Serial port 2

J7

Ground

J12 pin 4

Serial port 2

J9

Turbo switch

J12 pin 5

Parallel port

J8

External battery

W15

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

DRAM speed select 0 wait states

W1/5

On

 

DRAM synchronous with 16-bit access cycle wait state

W1/5

Off

Factory configured - do not alter

W1/6

Off

Monitor type select color

W3

Closed

 

Monitor type select monochrome

W3

Open

8-bit access cycle speed select 4 wait states

W7

pins 1 & 2 closed

 

8-bit access cycle speed select 5 wait states

W7

pins 3 & 4 closed

 

8-bit access cycle speed select 6 wait states

W7

pins 5 & 6 closed

Factory configured - do not alter

W10

N/A

Factory configured - do not alter

W12

pins 3 & 4 closed

Factory configured - do not alter

W13

N/A

Factory configured - do not alter

W16

N/A

DRAM CONFIGURATION

Size

Bank 0

Bank 1

W1/switch 7

W1/switch 8

256KB

(18) 4164

(18) 4164

closed

closed

512KB

(18) 41256

NONE

closed

open

640KB

(18) 41256

(18) 4164

open

closed

1MB

(18) 41256

(18) 41256

open

open

NPU SPEED CONFIGURATION

Speed

W8

W11

8MHz

pins 1 & 2 closed

pins 1 & 2 closed

10MHz

pins 1 & 2 closed

pins 2 & 3 closed

PARALLEL PORT CONFIGURATION

Port

IRQ

Address

W4/1

W4/2

W4/3

W4/4

Disabled

NONE

NONE

Off

Off

Off

Off

LPT1

IRQ7

378H-37FH

On

Off

On

Off

LPT2

IRQ5

278H-27FH

On

On

Off

On

SERIAL PORT 1 CONFIGURATION

Port

W14

COM1

pins 1 & 2, 3 & 4 closed

COM3

pins 1 & 2 closed

Disabled

pins 3 & 4 closed

SERIAL PORT 2 CONFIGURATION

Port

W14

COM2

pins 5 & 6, 7 & 8 closed

COM4

pins 5 & 6 closed

Disabled

pins 7 & 8 closed

NPU SPEED CONFIGURATION

Speed

W8

W11

8MHz

pins 1 & 2 closed

pins 1 & 2 closed

10MHz

pins 1 & 2 closed

pins 2 & 3 closed

BIOS CONFIGURATION

Size

W1/1

W1/2

W1/3

W1/4

27128

On

On

Off

Off

27256

Off

Off

On

On