EPOX COMPUTER CO., LTD.

EP-BXT

Device Type

Mainboard

Processor

Pentium II

Processor Speed

200/233/266/300/333/350/400/450MHz

Chip Set

Intel 440BX

Video Chip Set

Intel

Maximum Onboard Memory

768MB (EDO & SDRAM & PC100 supported)

Maximum Video Memory

8MB

Audio Chip Set

Yamaha

Cache

512KB (located on Pentium II CPU)

BIOS

Award

Dimensions

305mm x 244mm

I/O Options

32-bit PCI slots (4), floppy drive interface, game/MIDI port, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector, AGP slot, line in, line out, microphone in, audio in – CD-ROMs (3), wake on LAN connector

CONNECTIONS

Purpose

Location

Purpose

Location

AGP slot

AGP

IDE interface 2

CN12

ATX power connector

ATX

Floppy drive interface

CN13

Audio in – CD-ROM

CD1

Serial port 2

CN14

Audio in – CD-ROM

CD2

Reset switch

J2A

Audio in – CD-ROM

CD3

Speaker

J2B

Game/MIDI port

CN1

Power LED & keylock

J2C

Microphone in

CN2

IR connector

J3A

Line in

CN3

IDE interface LED

J3B

Line out

CN4

Turbo LED

J3C

VGA port

CN5

Soft off power supply

J3D

Parallel port

CN6

CPU fan power

J4

Serial port 1

CN7

Power fan power

J5

USB connector 1

CN8

Chassis fan power

J6

USB connector 2

CN9

Wake on LAN connector

J7

PS/2 mouse port

CN10

32-bit PCI slots

PC1 – PC4

IDE interface 1

CN11

   


USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

JP1

Pins 1 & 2 closed

 

CMOS memory clear

JP1

Pins 2 & 3 closed

»

On board sound enabled

JP7

Pins 1 & 2 closed

 

On board sound disabled

JP7

Pins 2 & 3 closed

»

Keyboard power on enabled

JP13

Pins 1 & 2 closed

 

Keyboard power on disabled

JP13

Pins 2 & 3 closed


DIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

8MB

(1) 1M x 64

None

None

16MB

(1) 2M x 64

None

None

16MB

(1) 1M x 64

(1) 1M x 64

None

24MB

(1) 2M x 64

(1) 1M x 64

None

24MB

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

32MB

(1) 4M x 64

None

None

32MB

(1) 2M x 64

(1) 1M x 64

(1) 1M x 64

32MB

(1) 2M x 64

(1) 2M x 64

None

40MB

(1) 4M x 64

(1) 1M x 64

None

40MB

(1) 2M x 64

(1) 2M x 64

(1) 1M x 64

48MB

(1) 4M x 64

(1) 1M x 64

(1) 1M x 64

48MB

(1) 4M x 64

(1) 2M x 64

None

48MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

56MB

(1) 4M x 64

(1) 2M x 64

(1) 1M x 64

64MB

(1) 8M x 64

None

None

64MB

(1) 4M x 64

(1) 2M x 64

(1) 2M x 64

64MB

(1) 4M x 64

(1) 4M x 64

None

72MB

(1) 8M x 64

(1) 1M x 64

None

72MB

(1) 4M x 64

(1) 4M x 64

(1) 1M x 64


DIMM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

80MB

(1) 8M x 64

(1) 1M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 2M x 64

None

80MB

(1) 4M x 64

(1) 4M x 64

(1) 2M x 64

88MB

(1) 8M x 64

(1) 2M x 64

(1) 1M x 64

96MB

(1) 8M x 64

(1) 2M x 64

(1) 2M x 64

96MB

(1) 8M x 64

(1) 4M x 64

None

96MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

104MB

(1) 8M x 64

(1) 4M x 64

(1) 1M x 64

112MB

(1) 8M x 64

(1) 4M x 64

(1) 2M x 64

128MB

(1) 16M x 64

None

None

128MB

(1) 8M x 64

(1) 4M x 64

(1) 4M x 64

128MB

(1) 8M x 64

(1) 8M x 64

None

136MB

(1) 16M x 64

(1) 1M x 64

None

136MB

(1) 8M x 64

(1) 8M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 1M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 2M x 64

None

144MB

(1) 8M x 64

(1) 8M x 64

(1) 2M x 64

152MB

(1) 16M x 64

(1) 2M x 64

(1) 1M x 64

160MB

(1) 16M x 64

(1) 2M x 64

(1) 2M x 64

160MB

(1) 16M x 64

(1) 4M x 64

None

160MB

(1) 8M x 64

(1) 8M x 64

(1) 4M x 64

168MB

(1) 16M x 64

(1) 4M x 64

(1) 1M x 64

176MB

(1) 16M x 64

(1) 4M x 64

(1) 2M x 64

192MB

(1) 16M x 64

(1) 4M x 64

(1) 4M x 64

192MB

(1) 16M x 64

(1) 8M x 64

None

192MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

200MB

(1) 16M x 64

(1) 8M x 64

(1) 1M x 64

208MB

(1) 16M x 64

(1) 8M x 64

(1) 2M x 64

224MB

(1) 16M x 64

(1) 8M x 64

(1) 4M x 64

256MB

(1) 32M x 64

None

None

256MB

(1) 16M x 64

(1) 8M x 64

(1) 8M x 64

264MB

(1) 32M x 64

(1) 1M x 64

None

272MB

(1) 32M x 64

(1) 1M x 64

(1) 1M x 64

272MB

(1) 32M x 64

(1) 2M x 64

None

288MB

(1) 32M x 64

(1) 2M x 64

(1) 2M x 64

288MB

(1) 32M x 64

(1) 4M x 64

None

320MB

(1) 32M x 64

(1) 4M x 64

(1) 4M x 64

320MB

(1) 32M x 64

(1) 8M x 64

None

384MB

(1) 32M x 64

(1) 8M x 64

(1) 8M x 64

384MB

(1) 32M x 64

(1) 16M x 64

None

384MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

512MB

(1) 32M x 64

(1) 16M x 64

(1) 16M x 64

512MB

(1) 32M x 64

(1) 32M x 64

None

768MB

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64

Note: Board accepts EDO & SDRAM & PC100 memory.


CACHE CONFIGURATION

Note: 512KB cache is located on the Pentium II CPU.


VIDEO MEMORY CONFIGURATION

Note: Video memory is factory installed and is not configurable.


CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

JP3

200MHz

66MHz

3x

Pins 1 & 2, 15 & 16 closed

233MHz

66MHz

3.5x

Pins 3 & 4, 15 & 16 closed

266MHz

66MHz

4x

Pins 5 & 6, 15 & 16 closed

300MHz

66MHz

4.5x

Pins 7 & 8, 15 & 16 closed

333MHz

66MHz

5x

Pins 9 & 10, 15 & 16 closed

300MHz

100MHz

3x

Pins 1 & 2, 17 & 18 closed

350MHz

100MHz

3.5x

Pins 3 & 4, 17 & 18 closed

400MHz

100MHz

4x

Pins 5 & 6, 17 & 18 closed

450MHz

100MHz

4.5x

Pins 7 & 8, 17 & 18 closed

Note: Pins designated should be in the closed position.