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VS PT Motherboard Settings and Configuration






VISION TECHNOLOGIES

VS PT

Processor

Pentium

Processor Speed

60/66MHz

Chip Set

OPTI

Max. Onboard DRAM

128MB

Cache

64/128/256/512KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

32-bit VESA local bus slots (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J9

Reset switch

S1

Power LED & keylock

J20

32-bit VESA local bus slots

SL1 - SL2

Speaker

JP18

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

CMOS memory normal operation (Internal Battery)

JP1

pins 1 & 2 closed

 

CMOS memory clear

JP1

pins 2 & 3 closed

 

Battery type select internal

JP1

pins 2 & 3 closed

»

Monitor type select color

JP2

Open

 

Monitor type select monochrome

JP2

Closed

»

MDHDOE# inactive end of last T2

JP3

Open

 

MDHDOE# inactive beginning of last T2

JP3

Closed

»

LCLK with 74F08 buffer

JP7

pins 1 & 2 closed

 

Internal LCLK directly drive VESA

JP7

pins 2 & 3 closed

»

Back to back IO delay enabled

JP10

Closed

 

Back to back IO delay disabled

JP10

Open

»

LEDV* sample selection end of second T2

JP11

Closed

 

LEDV* sample selection end of first T2

JP11

Open

»

VESA local bus enabled

JP12

Open

 

VESA local bus disabled

JP12

Closed

»

Factory configured - do not alter

L1

N/A

»

Factory configured - do not alter

L2

N/A

»

Factory configured - do not alter

L3

N/A

»

Factory configured - do not alter

L4

N/A

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

2MB

(1) 256K x 36

(1) 256K x 36

NONE

NONE

4MB

(1) 512K x 36

(1) 512K x 36

NONE

NONE

4MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

6MB

(1) 256K x 36

(1) 256K x 36

(1) 512K x 36

(1) 512K x 36

8MB

(1) 1M x 36

(1) 1M x 36

NONE

NONE

8MB

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

10MB

(1) 256K x 36

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

12MB

(1) 512K x 36

(1) 512K x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 2M x 36

(1) 2M x 36

NONE

NONE

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

18MB

(1) 256K x 36

(1) 256K x 36

(1) 2M x 36

(1) 2M x 36

20MB

(1) 512K x 36

(1) 512K x 36

(1) 2M x 36

(1) 2M x 36

24MB

(1) 1M x 36

(1) 1M x 36

(1) 2M x 36

(1) 2M x 36

32MB

(1) 4M x 36

(1) 4M x 36

NONE

NONE

32MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

34MB

(1) 256K x 36

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

36MB

(1) 512K x 36

(1) 512K x 36

(1) 4M x 36

(1) 4M x 36

40MB

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

48MB

(1) 2M x 36

(1) 2M x 36

(1) 4M x 36

(1) 4M x 36

64MB

(1) 8M x 36

(1) 8M x 36

NONE

NONE

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

66MB

(1) 256K x 36

(1) 256K x 36

(1) 8M x 36

(1) 8M x 36

68MB

(1) 512K x 36

(1) 512K x 36

(1) 8M x 36

(1) 8M x 36

72MB

(1) 1M x 36

(1) 1M x 36

(1) 8M x 36

(1) 8M x 36

80MB

(1) 2M x 36

(1) 2M x 36

(1) 8M x 36

(1) 8M x 36

96MB

(1) 4M x 36

(1) 4M x 36

(1) 8M x 36

(1) 8M x 36

128MB

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG1

TAG2

64KB

(8) 8K x 8

NONE

NONE

(1) 8K x 8

128KB

(8) 8K x 8

(8) 8K x 8

NONE

(1) 8K x 8

256KB

(8) 32K x 8

NONE

NONE

(1) 8K x 8

512KB

(8) 32K x 8

(8) 32K x 8

(1) 8K x 8

(1) 8K x 8

CACHE JUMPER CONFIGURATION

Size

JP6

JP19

JP20

JP21

JP22

JP23

64KB

1 & 2

Open

Open

Open

1 & 2

1 & 2

128KB

2 & 3

Closed

Open

Open

2 & 3

2 & 3

256KB

1 & 2

Closed

Closed

Open

1 & 2

1 & 2

512KB

2 & 3

Closed

Closed

Closed

2 & 3

2 & 3

Note: Pins designated should be in closed position.

CPU/LCLK CONFIGURATION

Setting

JP4

JP5

External

Closed

pins 1 & 2 closed

Internal

Open

pins 2 & 3 closed

CPU/LCLK CONFIGURATION

Setting

JP8

JP9

LCLK/2

Open

Open

LCLK/3

Closed

Open

LCLK/4

Open

Closed

LCLK/5

Closed

Closed








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