EPOX COMPUTER CO., LTD.

EP-BXBS (SMP)

Device Type Mainboard
Processor Pentium II (2)
Processor Speed 200/233/266/300/333/366/400/450/500/550MHz
Chip Set Intel 440BX
Maximum Onboard Memory 1GB (EDO & SDRAM supported)
Cache 256/512KB (located on the Pentium II CPU)
BIOS Award
Dimensions 330mm x 218mm
I/O Options 32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, SCSI connector, SCSI Wide connector, Ultra-2 SCSI connector, serial ports (2), IR connector, USB ports (2), ATX power connector, AGP slot, SB-link connector, Wake-on-LAN connector, RAID slot

CONNECTIONS

Purpose

Location

Purpose

Location

AGP slot AGP SB-link connector J1
ATX power connector ATX Reset switch J2/Pins 1 & 2
PS/2 mouse port CN1 PC speaker J2/Pins 4 - 7
USB port 2 CN2 Power LED & keylock J2/Pins 9 - 13
USB port 1 CN3 IR connector J3/Pins 1 - 5
Parallel port CN4 IDE interface LED J3/Pins 7 & 8
Serial port 1 CN5 Turbo LED J3/Pins 9 & 10
Serial port 2 CN6 Power switch J3/Pins 12 & 13
Floppy drive interface CN7 CPU fan power J4
IDE interface 1 CN8 CPU fan power J5
IDE interface 2 CN9 Chassis fan power J6
SCSI Wide connector CN10 Wake-on-LAN connector J7
SCSI connector CN11 32-bit PCI slots PC1 - PC4
Ultra-2 SCSI connector CN12 SCSI RAID slot SL1


USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation JP1 Pins 1 & 2 closed
  CMOS memory clear JP1 Pins 2 & 3 closed

»

Power-on keyboard disabled

JP13

Pins 2 & 3 closed

  Power-on keyboard enabled

JP13

Pins 1 & 2 closed

»

SDRAM clock speed set automatically

JP100

Pins 1 & 2 closed

 

SDRAM clock speed set to 100MHz

JP100

Pins 2 & 3 closed


DIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

8MB

(1) 1M x 64

None

None

None

16MB

(1) 1M x 64

(1) 1M x 64

None

None

16MB

(1) 2M x 64

None

None

None

24MB

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

None

32MB

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

32MB

(1) 2M x 64

(1) 2M x 64

None

None

32MB

(1) 4M x 64

None

None

None

48MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

None

64MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

64MB

(1) 4M x 64

(1) 4M x 64

None

None

64MB

(1) 8M x 64

None

None

None

80MB

(1) 4M x 64

(1) 4M x 64

(1) 1M x 64

(1) 1M x 64

96MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

None

96MB

(1) 4M x 64

(1) 4M x 64

(1) 2M x 64

(1) 2M x 64

128MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

128MB

(1) 8M x 64

(1) 8M x 64

None

None

128MB

(1) 16M x 64

None

None

None

144MB

(1) 8M x 64

(1) 8M x 64

(1) 1M x 64

(1) 1M x 64

160MB

(1) 8M x 64

(1) 8M x 64

(1) 2M x 64

(1) 2M x 64

192MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

None

192MB

(1) 8M x 64

(1) 8M x 64

(1) 4M x 64

(1) 4M x 64

256MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

256MB

(1) 16M x 64

(1) 16M x 64

None

None

256MB

(1) 32M x 64

None

None

None

272MB

(1) 16M x 64

(1) 16M x 64

(1) 1M x 64

(1) 1M x 64

288MB

(1) 16M x 64

(1) 16M x 64

(1) 2M x 64

(1) 2M x 64

320MB

(1) 16M x 64

(1) 16M x 64

(1) 4M x 64

(1) 4M x 64

384MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

None

384MB

(1) 16M x 64

(1) 16M x 64

(1) 8M x 64

(1) 8M x 64

512MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

512MB

(1) 32M x 64

(1) 32M x 64

None

None

528MB

(1) 32M x 64

(1) 32M x 64

(1) 1M x 64

(1) 1M x 64

544MB

(1) 32M x 64

(1) 32M x 64

(1) 2M x 64

(1) 2M x 64

576MB

(1) 32M x 64

(1) 32M x 64

(1) 4M x 64

(1) 4M x 64

640MB

(1) 32M x 64

(1) 32M x 64

(1) 8M x 64

(1) 8M x 64

768MB

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64

None

768MB

(1) 32M x 64

(1) 32M x 64

(1) 16M x 64

(1) 16M x 64

1024MB

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64

Note:  Board supports EDO & SDRAM memory.  If using the 100MHz FSB, 100MHz SDRAM must be used.


CACHE CONFIGURATION

Note:  256KB/512KB cache is located on the Pentium II CPUs.


CPU SPEED SELECTION

CPU speed

Clock speed

JP3

 

200MHz

66MHz

Pins 1 & 2 closed
 

233Mhz

66MHz

Pins 3 & 4 closed
»

266MHz

66MHz

Pins 5 & 6 closed
 

300MHz

66MHz

Pins 7 & 8 closed
 

300MHz

100MHz

Pins 1 & 2 closed
 

333MHz

66MHz

Pins 9 & 10 closed
 

350MHz

100MHz

Pins 3 & 4 closed
  366MHz 66MHz Pins 11 & 12 closed
 

400MHz

100MHz

Pins 5 & 6 closed
 

450MHz

100MHz

Pins 7 & 8 closed
 

500MHz

100MHz

Pins 9 & 10 closed
  550MHz 100MHz Pins 11 & 12 closed

Note:  FSB speed is automatically set unless JP100 is set specifically to 100MHz.