MANUAIS DE MOTHERBOARDS BIOTEQ

MB-8500TVG

JUMPERS SETTING

A:JP5 OR JP15 Battery function selection

JP5 OR JP

Assignment

closed

onboard battery enabled

open

onboard battery disabled

 

B: JP6 CMOS function selection

JP6

Assignment

open

normal operation

closed

clear CMOS data

Note: Please follow the procedure as below to clear BIOS password if your is lost of forgotten.

power off -> JP6 closed -> JP6 open -> power on -> reset your desired password

 

A: JP10, JP11 CPU voltage selection

CPU type

JP10

JP11

CPU

voltage

CORE

I/O

single voltage
INTEL tm
P54C/CT
CYRIX tm
6x86
AMD tm
K5

1-2 open
3-4 open
5-6 closed

1-2 closed
3-4 closed
5-6 closed

3.5V

3.5V

dual voltage
INTEL tm
P55C/MMX tm
CYRIX tm
6x86L/6x86MX
AMD tm
K6

1-2 open
3-4 open
5-6 open

1-2 open
3-4 open
5-6 open

2.8V

3.4V

1-2 closed
3-4 open
5-6 open

1-2 open
3-4 open
5-6 open

2.9V

3.4V

1-2 open
3-4 closed
5-6 open

1-2 open
3-4 open
5-6 open

3.2V

3.4V

 

B: JP2,JP3,JP4,JP7,JP8 CPU clock selection

A: INTEL CPU

CPU speed

bus clock
& multiplier

JP2

JP3

JP4

JP7

JP8

75 MHz

50MHz x 1.5

closed

closed

closed

open

open

90 MHz

60MHz x 1.5

open

closed

closed

open

open

100 MHz

66MHz x 1.5

closed

open

closed

open

open

120 MHz

60MHz x 2

open

closed

closed

open

closed

133 MHz

66MHz x 2

closed

open

closed

open

closed

150 MHz

60MHz x 2.5

open

closed

closed

closed

closed

166 MHz

66MHz x 2.5

closed

open

closed

closed

closed

180 MHz

60MHz x 3

open

closed

closed

closed

open

200MHz

66MHz x 3

closed

open

closed

closed

open

233MHz

66MHz x 3.5

closed

open

closed

open

open

B: CYRIX 6x86 tm / 6x86L CPU

CPU speed

bus clock
& multiplier

JP2

JP3

JP4

JP7

JP8

PR-120+
100MHz

50MHz x 2

closed

closed

closed

open

closed

PR-133+
110MHz

55MHz x 2

closed

closed

open

open

closed

PR-150+
120MHz

60MHz x 2

open

closed

closed

open

closed

PR-166+
133MHz

66MHz x 2

closed

open

closed

open

closed

PR-200+
150MHz

75MHz x 2

open

closed

open

open

closed

C: CYRIX 6x86MX tm CPU

CPU speed

bus clock
& multiplier

JP2

JP3

JP4

JP7

JP8

PR-150+-120MHz

60MHz x 2

open

closed

closed

open

closed

PR-166+-133MHz

66MHz x 2

closed

open

closed

open

closed

PR-166+-150MHz

60MHz x 2.5

open

closed

closed

closed

closed

PR-200+-150MHz

75MHz x 2

open

closed

open

open

closed

PR-200+-166MHz

66MHz x 2.5

closed

open

closed

closed

closed

PR-200+-180MHz

60MHz x 3

open

closed

closed

closed

open

PR-233+-188MHz

75MHz x 2.5

open

closed

open

closed

closed

PR-233+-200MHz

66MHz x 3

closed

open

closed

closed

open

PR-266+-233MHz

66MHz x 3.5

closed

open

closed

open

open

PR-266+-225MHz

75MHz x 3

open

closed

open

closed

open

C: AMD-K5 tm CPU

CPU speed

JP2

JP3

JP4

JP7

JP8

PR-75

closed

closed

closed

open

open

PR-90

open

closed

closed

open

open

PR100

closed

open

closed

open

open

PR-120

open

closed

closed

open

open

PR-133

closed

open

closed

open

closed

PR-166

closed

open

closed

closed

closed

PR-200

closed

open

closed

closed

open

D: AMD-K6 tm CPU

CPU speed

busw clock
& multiplier

JP2

JP3

JP4

JP7

JP8

PR-166

66MHz x 2.5

closed

open

closed

closed

closed

PR-200

66MHz x 3

closed

open

closed

closed

open

PR-233

66MHz x 3.5

closed

open

closed

open

open

 

CONNECTORS

A: J14 case connectors

pin
no

assigment

function

pin no

assignment

function

1

speaker

speaker
connector

14

+5V

VCC
ground

2

no connection

15

ground

VCC
ground

3

ground

16

no connection

NC

4

+5V

17

green control

green
switch

5

power LED (+)

power LED

18

ground

green
switch

6

no connection

19

no connection

NC

7

ground

20

HDD LED(-)

HDD
LED

8

no connection

21

HDD LED(+)

HDD
LED

9

ground

 

22

+5V

IrDA
connector

10

power switch

ATX power
button

23

no connection

IrDA
connector

11

standby voltage

24

IRRX

12

reset control

reset

25

ground

IrDA
connector

13

ground

26

IRTX

B: J6A PS/mouse cable connector

pin no

assignment

1

mouse data

2

no connection

3

ground

4

+5V

5

mouse clock

C: J10 U.S.B. connector

pin no

assinment

pin no

assignment

A5

no connection

B1

+5V

A4

ground

B2

port 2 negative data

A3

port 1 positive data

B3

port 2 positive data

A2

port 1 negative data

B4

ground

A1

+5V

B5

no connection

D: J12 CPU cooling fan power connector

pin no

assigment

2

+12V

1

ground

E: J1 OR J1A AT OR ATX power connector

J1 is a standart 12- pin AT -type connector. Be sure to attach the connectors with the two black wires at the centre.

pin no

function

pin no

function

1

power good

7

ground

2

+5V DC

8

ground

3

+12V DC

9

-5V DC

4

-12V DC

10

+5V DC

5

ground

11

+5V DC

6

ground

12

+5V DC

 

pin no

assignment

function

pin no

assignment

function

1

3.3V

+3.3V DC

11

3.3V

+3.3V DC

2

3.3V

+3.3V DC

12

-12V

-12V DC

3

COM

ground

13

COM

ground

4

+5V

+5V DC

14

PS-ON

power supply enable

5

COM

ground

15

COM

ground

6

5V

+5V DC

16

COM

ground

7

COM

ground

17

COM

ground

8

POK

power good

18

-5V

-5V DC

9

5VSB

standby voltage

19

5V

+5V DC

10

12V

+12V DC

20

5V

+5V DC

F: J2 OR J3 AT ORPS/2 keyboard connector

The system board provides a standart AT or PS/2 style keyboard DIN
connector for attaching a keyboard. you can plug a keyboard cable directly to this connector.