ZEOS INTERNATIONAL, LTD.

PANTERA 486

Processor

80486SX/80486DX/80486DX2/80486DX4/Pentium Overdrive

Processor Speed

25/33/50(internal)/66(internal)/75(internal)/100(internal)MHz

Chip Set

SMC

Max. Onboard DRAM

128MB

Cache

128/256KB (on external cache card)

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

32-bit PCI bus slots (3), floppy drive interface, IDE interface (2), parallel port, serial ports (2), SCSI interface, external cache card

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Parallel port

J2

Low power LED

J11

Serial port 2

J3

Power LED & keylock

J12

Serial port 1

J4

IDE interface LED

J13

Floppy drive interface

J5

Speaker

J14

IDE interface (secondary)

J7

SCSI connector

J15

IDE interface (primary)

J8

32-bit PCI bus slots

PC1 - PC3

Chassis fan power

J9

External cache card

SL1

Reset switch

J10

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

CMOS memory normal operation

CLR1

pins 1 & 2 closed

 

CMOS memory clear

CLR1

pins 3 & 4 closed

»

Flash BIOS write protect enabled

FLASH1

pins 1 & 2 closed

 

Flash BIOS write protect disabled

FLASH1

pins 3 & 4 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

2MB

(1) 256K x 36

(1) 256K x 36

NONE

NONE

4MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

4MB

(1) 512K x 36

(1) 512K x 36

NONE

NONE

8MB

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

8MB

(1) 1M x 36

(1) 1M x 36

NONE

NONE

10MB

(1) 1M x 36

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

12MB

(1) 1M x 36

(1) 1M x 36

(1) 512K x 36

(1) 512K x 36

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 2M x 36

(1) 2M x 36

NONE

NONE

32MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

32MB

(1) 4M x 36

(1) 4M x 36

NONE

NONE

64MB

(1) 8M x 36

(1) 8M x 36

NONE

NONE

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

96MB

(1) 4M x 36

(1) 4M x 36

(1) 8M x 36

(1) 8M x 36

128MB

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

CPU TYPE CONFIGURATION

Type

CP1

80486SX

pins 3 & 5, 4 & 6 closed

80486DX/DX2/DX4/Overdrive

pins 1 & 3, 2 & 4 closed

CPU SPEED CONFIGURATION

Speed

CLK1

25MHz

pins 1 & 3, 4 & 6 closed

33MHz

pins 2 & 4, 3 & 5 closed

50iMHz

pins 1 & 3, 4 & 6 closed

66iMHz

pins 2 & 4, 3 & 5 closed

75iMHz

pins 1 & 3, 4 & 6 closed

100iMHz

pins 2 & 4, 3 & 5 closed

CPU VOLTAGE CONFIGURATION

Voltage

CP2

3.3 volt

pins 1 & 3, 2 & 4 closed

5 volt

pins 3 & 5, 4 & 6 closed