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PVPT

VISION TECHNOLOGIES

PVPT

Processor

Pentium

Processor Speed

75/90/100MHz

Chip Set

OPTI

Max. Onboard DRAM

128MB

Cache

64/256/512KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

32-bit VESA local bus slots (2), 32-bit PCI slots (4)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J2

32-bit PCI slots

PC1 - PC4

Power LED & keylock

J17

Reset switch

S1

Speaker

J18

32-bit VESA local bus slots

SL1 & SL2

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

CMOS memory select normal operation

JP1

pins 2 & 3 closed

 

CMOS memory select clear

JP1

pins 1 & 2 closed

»

Monitor type select color

JP2

Open

 

Monitor type select monochrome

JP2

Closed

»

Flash memory voltage select normal

JP4

Open

 

Flash memory voltage select 5v

JP4

pins 1 & 2 closed

 

Flash memory voltage select 12v

JP4

pins 2 & 3 closed

»

CPUCLK output select

JP11

pins 1 & 2 closed

 

Clock oscillator select

JP11

pins 2 & 3 closed

»

Back to back I/O delay select slow

JP15

Open

 

Back to back I/O delay select fast

JP15

Closed

»

LDEV sample select end of first T2

JP18

Open

 

LDEV sample select end of second T2

JP18

Closed

»

Cache type select always invalidated

JP20

pins 1 & 2 closed

 

Cache type select invalidated on write only

JP20

pins 2 & 3 closed

»

Factory configured - do not alter

JP32

N/A

DRAM CONFIGURATION

Size

Bank 0

Bank 1

2MB

(2) 256K x 36

NONE

4MB

(2) 512K x 36

NONE

4MB

(2) 256K x 36

(2) 256K x 36

6MB

(2) 256K x 36

(2) 512K x 36

8MB

(2) 1M x 36

NONE

8MB

(2) 512K x 36

(2) 512K x 36

10MB

(2) 256K x 36

(2) 1M x 36

12MB

(2) 512K x 36

(2) 1M x 36

16MB

(2) 2M x 36

NONE

16MB

(2) 1M x 36

(2) 1M x 36

18MB

(2) 256K x 36

(2) 2M x 36

20MB

(2) 512K x 36

(2) 2M x 36

24MB

(2) 1M x 36

(2) 2M x 36

32MB

(2) 4M x 36

NONE

32MB

(2) 2M x 36

(2) 2M x 36

34MB

(2) 256K x 36

(2) 4M x 36

36MB

(2) 512K x 36

(2) 4M x 36

40MB

(2) 1M x 36

(2) 4M x 36

48MB

(2) 2M x 36

(2) 4M x 36

64MB

(2) 8M x 36

NONE

64MB

(2) 4M x 36

(2) 4M x 36

66MB

(2) 256K x 36

(2) 8M x 36

68MB

(2) 512K x 36

(2) 8M x 36

72MB

(2) 1M x 36

(2) 8M x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

80MB

(2) 2M x 36

(2) 8M x 36

96MB

(2) 4M x 36

(2) 8M x 36

128MB

(2) 8M x 36

(2) 8M x 36

CACHE CONFIGURATION

Size

Bank 0

TAG

DIRTY (U31)

64KB

(8) 8K x 8

(1) 8K x 8

(1) 16K x 1

256KB

(8) 32K x 8

(1) 32K x 8

(1) 16K x 1

512KB

(8) 64K x 8

(1) 64K x 8

(1) 16K x 1

CACHE JUMPER CONFIGURATION

Size

JP28

JP29

JP30

64KB

Open

Open

Open

256KB

Open

Closed

Closed

512KB

Closed

Closed

Closed

CACH VOLTAGE CONFIGURATION

Setting

JP19

JP21

JP27

3.3v

pins 1 & 2 closed

pins 1 & 2 closed

Closed

5v

pins 2 & 3 closed

pins 2 & 3 closed

Open

CPU SPEED CONFIGURATION

Speed

JP6

JP9

JP10

JP33

75MHz

Open

Open

Open

Open

90MHz

Closed

Closed

Open

Open

100MHz

Closed

Open

Open

Open

CPUCLK CONFIGURATION

Setting

JP5

U22

MCLK2 selected as ECLK

pins 1 & 2 closed

Not Installed

U22 selected as ECLK

pins 2 & 3 closed

Installed

LCLK CONFIGURATION

Setting

JP13

JP14

LCLK/2

Open

Open

LCLK/3

Closed

Open

LCLK/4

Open

Closed

LCLK/5

Closed

Closed

VESA WAIT STATE CONFIGURATION

Wait states

JP23

0 wait states

Open

1 wait state

Closed

BUS SPEED CONFIGURATION

CPU speed

JP22

<=33MHz

Open

>33MHz

Closed