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





YL-A05

UNIDENTIFIED

YL-A05

Processor

80386DX

Processor Speed

20/25MHz

Chip Set

ACC

Max. Onboard DRAM

8MB

Cache

None

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

32-bit external memory card slot

NPU Options

80387

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

JP2

Turbo LED

JP16

Turbo switch

JP13

Speaker

JP17

Power LED & keylock

JP14

32-bit external memory card

S1

Reset switch

JP15

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Battery select internal

JP1

pins 1 & 2 closed

 

Battery select external

JP1

pins 2 & 3 closed

Monitor type select color

JP3

pins 2 & 3 closed

 

Monitor type select monochrome

JP3

pins 1 & 2 closed

Factory configured - do not alter

JP4

N/A

Pipeline mode enabled

JP5

pins 1 & 2 closed

 

Pipeline mode disabled

JP5

pins 2 & 3 closed

NPU mode select synchronous

JP6

pins 1 & 2 closed

 

NPU mode select asynchronous

JP6

pins 2 & 3 closed

NPU disabled

JP12

Open

 

NPU enabled

JP12

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(4) 256K x 9

NONE

NONE

NONE

1MB

NONE

NONE

(4) 256K x 9

NONE

2MB

(4) 256K x 9

(4) 256K x 9

NONE

NONE

2MB

NONE

NONE

(4) 256K x 9

(4) 256K x 9

4MB

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

NONE

NONE

4MB

NONE

NONE

(4) 1M x 9

NONE

8MB

(4) 1M x 9

(4) 1M x 9

NONE

NONE

8MB

NONE

NONE

(4) 1M x 9

(4) 1M x 9

16MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

Notes:Banks 2 & 3 are used when an external proprietary memory card is installed.

DRAM JUMPER CONFIGURATION

Size

JP7

JP8

JP9

JP10

JP11

1MB

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1MB

1 & 2

2 & 3

2 & 3

2 & 3

2 & 3

2MB

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

2MB

1 & 2

2 & 3

2 & 3

2 & 3

2 & 3

4MB

1 & 2

2 & 3

2 & 3

2 & 3

2 & 3

4MB

2 & 3

1 & 2

1 & 2

1 & 2

1 & 2

4MB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

8MB

2 & 3

1 & 2

1 & 2

1 & 2

1 & 2

8MB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

16MB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

Notes:Pins designated should be in the closed position.