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





MB-8575/90/00 VER. 1 & 2

BIOSTAR MICROTECH INTERNATIONAL CORPORATION

MB-8575/90/00 VER. 1 & 2

Processor

Pentium

Processor Speed

75/90/100/120/133/150/166/180MHz

Chip Set

Unidentified

Max. Onboard DRAM

128MB

Cache

256/512KB

BIOS

Award

Dimensions

254mm x 218mm

I/O Options

Parallel port, serial ports (2), game port, 32-bit PCI slots (3), floppy drive interface, IDE interfaces (2), green PC connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

J3

Turbo switch

J8 pins 14 - 16

Serial port 2

J4

+5v ground

J8 pins 17 - 18

Game port

J5

IDE interface 2

J9

Parallel port

J6

IDE interface 1

J10

Floppy drive interface

J7

Green PC connector

JP11

Speaker

J8 pins 1 - 4

IDE interface LED

JP17

Power LED & keylock

J8 pins 5 - 9

Chassis fan power

JP19

Turbo LED

J8 pins 10 - 11

32-bit PCI slots

PC1 - PC3

Reset switch

J8 pins 12 - 13

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Factory configured - do not alter

JP3

N/A

CMOS memory normal operation

JP4

Open

 

CMOS memory clear

JP4

Closed

BIOS type select 5v flash BIOS

JP5

pins 1 & 2 closed

 

BIOS type select 12v flash BIOS

JP5

pins 2 & 3 closed

 

BIOS type select EPROM

JP5

Open

Secondary IDE IRQ select IRQ15

JP8

pins 1 & 2 closed

 

Secondary IDE IRQ through PCI

JP8

pins 2 & 3 closed

Primary IDE IRQ14 enabled

JP9

Closed

 

Primary IDE IRQ14 disabled

JP9

Open

Factory configured - do not alter

JP14

N/A

ISA clock speed select PCI clock/3

JP21

pins 1 & 2 closed

 

SA clock speed select PCI clock/4

JP21

pins 2 & 3 closed

Factory configured - do not alter

JP22

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(2) 1M x 36

NONE

16MB

(2) 2M x 36

NONE

16MB

(2) 1M x 36

(2) 1M 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

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

72MB

(2) 1M x 36

(2) 8M x 36

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

Bank 1

TAG

256KB

(4) 32K x 8

(4) 32K x 8

(1) 8K x 8

512KB

(4) 64K x 8

(4) 64K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP10

JP12

JP13

0KB

pins 2 & 3 closed

pins 1 & 2 closed

pins 1 & 2 closed

256KB

pins 2 & 3 closed

pins 1 & 2 closed

pins 2 & 3 closed

512KB

pins 1 & 2 closed

pins 2 & 3 closed

pins 1 & 2 closed

CPU TYPE CONFIGURATION

Type

JP20

P54C

pins 1 & 2, 3 & 4 closed

P54CQS

pins 1 & 2, 3 & 4 closed

P54CS

pins 1 & 2, 3 & 4 closed

P54CT

pins 1 & 2, 3 & 4 closed

P55C

Open

P55CT

Open

CPU SPEED CONFIGURATION

Speed

JP6

JP7

JP15

JP16

75MHz

Open

Open

Open

Open

90MHz

Open

Closed

Open

Open

100MHz

Closed

Closed

Open

Open

120MHz

Open

Closed

Open

Closed

133MHz

Closed

Closed

Open

Closed

150MHz

Open

Closed

Closed

Closed

166MHz

Closed

Closed

Closed

Closed

180MHz

Open

Closed

Closed

Open

CPU VOLTAGE CONFIGURATION

Voltage

JP27

3.4v

pins 1 & 2 closed

3.5v

pins 2 & 3 closed

DMA CONFIGURATION

DMA

JP1

JP2

DMA 1

pins 1 & 3 closed

pins 1 & 3 closed

DMA 2

pins 2 & 4 closed

pins 2 & 4 closed