UNIDENTIFIED

ACE 286V-16/20

Processor

80286 (exact location unknown)

Processor Speed

12/16MHz

Chip Set

VLSI

Max. Onboard DRAM

4MB

Cache

None

BIOS

AMI/Award/Phoenix

Dimensions

220mm x 220mm

I/O Options

None

NPU Options

80287 (exact location unknown)

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo LED

J3

Turbo switch

J9

Reset switch

J4

Power LED & keylock

J10

Speaker

J5

External battery

J25

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Parity enabled

J6

pins 1 & 2 closed

 

Parity disabled

J6

pins 2 & 3 closed

»

REMAP enabled

J16

Closed

 

REMAP disabled

J16

Open

»

BIOS wait state select 2 wait states

J20

Closed

 

BIOS wait state select 3 wait states

J20

Open

»

RAM read wait state select 0 wait states

J21

Closed

 

RAM read wait state select 1 wait states

J21

Open

»

Internal battery enabled

J26

Closed

 

Internal battery disabled

J26

Open

»

BIOS type select 27256

J27

Closed

 

BIOS type select 27128

J27

Open

»

Monitor type select color

J28

Closed

 

Monitor type select monochrome

J28

Open

»

RAM write wait state select 0 wait states

J32

Closed

 

RAM write wait state select 1 wait states

J32

Open

»

IOCHRRDY signal select normal operation

J33

pins 1 & 2 closed

 

IOCHRRDY signal select if I/O card does not work with default setting

J33

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

512KB

(4) 44256

NONE

NONE

NONE

1.5MB

(4) 44256

(4) 44256

(2) 256K x 9

NONE

2MB

NONE

NONE

(2) 1M x 9

NONE

4MB

NONE

NONE

(2) 1M x 9

(2) 1M x 9

DRAM JUMPER CONFIGURATION

Size

J17

J18

J19

512KB

Closed

Open

Closed

1.5MB

Closed

Closed

Open

2MB

Open

Open

Closed

4MB

Open

Closed

Open