IPTools.net.ua

Processor

80486SX/SL80486SX/ODP486/80486DX/SL80486DX/80486DX2/SL80486DX2/80486DX4/80486DX4/P24D/P24T

Processor Speed

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

Chip Set

Unidentified

Video Chip Set

None

Maximum Onboard Memory

128MB

Maximum Video Memory

None

Cache

256KB

BIOS

AMI

Dimensions

Unidentified

I/O Options

Floppy drive interface, IDE interface, SCSI interface, parallel port, serial ports (2), combo I/O connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

P2

Parallel port

P8

Floppy drive interface

P3

Chassis fan power

P9

Auxiliary keyboard connector

P4

Reset switch

P10

Speaker

P5

IDE interface

P11

Combo I/O connector

P5A

IDE interface LED

P12

Serial port 1

P6

SCSI interface

P13

Serial port 2

P7

USER CONFIGURABLE SETTINGS

Function

Label

Position

�

Monitor type select color

JU80

Pins 1 & 2 closed

Monitor type select monochrome

JU80

Pins 2 & 3 closed

�

Password normal operation

JU81

Open

Password clear

JU81

Closed

�

Watchdog timer disabled

JU82

Pins 1 & 2 closed

Watchdog timer enabled

JU82

Pins 2 & 3 closed

�

CMOS memory normal operation

JU83

Open

CMOS memory clear

JU83

Closed

�

Speaker data signal to pin 8 on P5A enabled

JU84

Closed

Speaker data signal to pin 8 on P5A disabled

JU84

Open

�

Reset data signal to pin 1 on P5A enabled

JU85

Closed

Reset data signal to pin 1 on P5A disabled

JU85

Open

�

Serial port 1 IRQ select IRQ4

JU100

Pins 2 & 3 closed

Serial port 1 IRQ select IRQ3

JU100

Pins 1 & 2 closed

�

Serial port 2 IRQ select IRQ3

JU101

Pins 1 & 2 closed

Serial port 2 IRQ select IRQ4

JU101

Pins 2 & 3 closed

�

Parallel port IRQ select IRQ7

JU102

Pins 1 & 2 closed

Parallel port IRQ select IRQ5

JU102

Pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(1) 256K x 36

None

None

None

2MB

(1) 512K x 36

None

None

None

2MB

(1) 256K x 36

(1) 256K x 36

None

None

4MB

(1) 1M x 36

None

None

None

4MB

(1) 512K x 36

(1) 512K x 36

None

None

4MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

8MB

(1) 2M x 36

None

None

None

8MB

(1) 1M x 36

(1) 1M x 36

None

None

8MB

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

12MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

None

16MB

(1) 4M x 36

None

None

None

16MB

(1) 2M x 36

(1) 2M x 36

None

None

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

24MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

None

32MB

(1) 8M x 36

None

None

None

32MB

(1) 4M x 36

(1) 4M x 36

None

None

32MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

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) 8M x 36

(1) 8M x 36

(1) 8M x 36

None

128MB

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

CACHE CONFIGURATION

Note: 256KB cache is factory installed and is not configurable.

CPU TYPE SELECTION

Type

JU10

JU11

JU13

JU14

80486SX

Closed

Pins 1 & 2 closed

Open

Open

SL80486SX

Open

Pins 2 & 3 closed

Open

Open

ODP486

Open

Pins 1 & 2 closed

Closed

Open

80486DX

Open

Pins 1 & 2 closed

Open

Open

SL80486DX

Open

Pins 2 & 3 closed

Open

Open

80486DX2

Open

Pins 1 & 2 closed

Open

Open

SL80486DX2

Open

Pins 2 & 3 closed

Open

Open

80486DX4

Open

Pins 1 & 2 closed

Open

Open

SL80486DX4

Open

Pins 2 & 3 closed

Open

Open

P24D

Open

Pins 1 & 2 closed

Open

Closed

P24T

Open

Pins 1 & 2 closed

Open

Closed

CPU MULTIPLIER SELECTION

Multiplier

JU12

2x

Pins 2 & 3 closed

2.5x

Pins 1 & 2 closed

3x

Open

DMA CHANNEL SELECTION

Channel

JU103

JU104

3

Pins 7 & 8 closed

Pins 7 & 8 closed

5

Pins 5 & 6 closed

Pins 5 & 6 closed

6

Pins 3 & 4 closed

Pins 3 & 4 closed

7

Pins 1 & 2 closed

Pins 1 & 2 closed

PCI BUS MASTER SELECTION

Setting

JU111

JU112

Bus master on PCI slot 1

Pins 2 & 3 closed

Pins 1 & 2 closed

Bus master on PCI slot 2

Pins 1 & 2 closed

Pins 2 & 3 closed