HwMuseum | Index

ELITEGROUP COMPUTER SYSTEMS, INC.

UM8810P-AIO

Processor

CX486S/SL80486SX/80486SX/80487SX/SL80486SX2/AM486DX/CX486DX/ SL80486DX/80486DX/AM846DXL/AM486DXL2/AM486DX2/CX486DX2/ SL80486DX2/80486DX2/80486DX2-WB/U5S/U5DS/80486DX4/Pentium Overdrive

Processor Speed

25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz

Chip Set

UMC

Max. Onboard DRAM

64MB

Cache

128/256/512KB

BIOS

Award

Dimensions

254mm x 218mm

I/O Options

32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, serial ports (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 2

J1

Turbo LED

J11

Serial port 1

J2

Reset switch

J12

Parallel port

J3

Speaker

J13

IDE interface (primary)

J7

Power LED & keylock

J14

IDE interface (secondary)

J8

Green PC connector

J15

Floppy drive interface

J9

IDE interface LED

J16

Turbo switch

J10

32-bit PCI slots

PC1 - PC3

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Parallel port IRQ select IRQ7

JP3

pins 1 & 2 closed

 

Parallel port IRQ select IRQ5

JP3

pins 2 & 3 closed

»

BIOS type select EPROM

JP6

Open

 

BIOS type select flash ROM 5v

JP6

pins 1 & 2 closed

 

BIOS type select flash ROM 12v

JP6

pins 2 & 3 closed

»

On board 37C665 enabled

JP8

pins 1 & 2 closed

 

On board 37C665 disabled

JP8

pins 2 & 3 closed

»

Factory configured - do not alter

JP12

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

4MB

(1) 1M x 36

NONE

NONE

NONE

4MB

NONE

(1) 1M x 36

NONE

NONE

8MB

(1) 1M x 36

(1) 1M x 36

NONE

NONE

8MB

(1) 2M x 36

NONE

NONE

NONE

8MB

NONE

(1) 2M x 36

NONE

NONE

8MB

(1) 1M x 36

NONE

(1) 1M x 36

NONE

8MB

NONE

(1) 1M x 36

NONE

(1) 1M x 36

16MB

(1) 2M x 36

(1) 2M x 36

NONE

NONE

16MB

(1) 4M x 36

NONE

NONE

NONE

16MB

NONE

(1) 4M x 36

NONE

NONE

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 2M x 36

NONE

(1) 2M x 36

NONE

16MB

NONE

(1) 2M x 36

NONE

(1) 2M x 36

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

32MB

(1) 4M x 36

NONE

(1) 4M x 36

NONE

32MB

NONE

(1) 4M x 36

NONE

(1) 4M x 36

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

128KB

(4) 32K x 8

NONE

(1) 32K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

512KB

(4) 64K x 8

(4) 64K x 8

(1) 32K x 8

512KB

(4) 128K x 8

NONE

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP13

JP14

JP16

JP33

JP35

128KB

Open

1 & 2

2 & 3

Open

Open

256KB

Open

2 & 3

1 & 2

Open

Closed

512KB

Open

2 & 3

1 & 2

Open

Closed

512KB

1 & 2

2 & 3

2 & 3

Closed

Closed

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION

Type

JP18

JP19

JP20

JP21

JP22

JP23

CX486S

Open

2 & 3

2 & 3

Open

2 & 3

2 & 3

SL80486SX

Open

Open

2 & 3

Open

1 & 2

Open

80486SX

Open

Open

2 & 3

Open

Open

Open

80487SX

Open

Open

1 & 2, 3 & 4

2 & 3

Open

Open

SL80486SX2

Open

Open

2 & 3

Open

1 & 2

Open

AM486DX

Open

Open

1 & 2, 3 & 4

1 & 2

Open

Open

CX486DX

Open

2 & 3

1 & 2, 3 & 4

1 & 2

2 & 3

2 & 3

SL80486DX

Open

Open

1 & 2, 3 & 4

1 & 2

1 & 2

Open

80486DX

Open

Open

1 & 2, 3 & 4

1 & 2

Open

Open

AM486DXL

Open

Open

1 & 2, 3 & 4

1 & 2, 3 & 4

Open

Open

AM486DXL2

Open

Open

1 & 2, 3 & 4

1 & 2, 3 & 4

Open

Open

AM486DX2

Open

Open

1 & 2, 3 & 4

1 & 2

Open

Open

CX486DX2

Open

2 & 3

1 & 2, 3 & 4

1 & 2

2 & 3

2 & 3

SL80486DX2

Open

Open

1 & 2, 3 & 4

1 & 2

1 & 2

Open

80486DX2

Open

Open

1 & 2, 3 & 4

1 & 2

Open

Open

80486DX2 - WB

Closed

Open

1 & 2, 3 & 4

1 & 2

1 & 2, 3 & 4

Open

U5S

Open

Open

2 & 3

1 & 2, 3 & 4

Open

Open

U5DS

Open

Open

1 & 2, 3 & 4

1 & 2, 3 & 4

Open

Open

80486DX4

Open

Open

1 & 2, 3 & 4

1 & 2

1 & 2

Open

P24T

Open

2 & 3

1 & 2, 3 & 4

1 & 2

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CON’T)

Type

JP24

JP27

JP28

JP36

JP37

JP38

CX486S

2 & 3

1 & 2, 3 & 4

1 & 2

1 & 2

1 & 2

2 & 3

SL80486SX

2 & 3

2 & 3, 4 & 5

Open

1 & 2

1 & 2

2 & 3

80486SX

1 & 2

Open

Open

Open

1 & 2

1 & 2

80487SX

1 & 2

Open

Open

Open

1 & 2

1 & 2

SL80486SX2

2 & 3

2 & 3, 4 & 5

Open

1 & 2

1 & 2

2 & 3

AM486DX

1 & 2

Open

Open

Open

1 & 2

1 & 2

CX486DX

2 & 3

1 & 2, 3 & 4

2 & 3

1 & 2

1 & 2

2 & 3

SL80486DX

2 & 3

2 & 3, 4 & 5

Open

1 & 2

1 & 2

1 & 2

80486DX

1 & 2

Open

Open

Open

1 & 2

1 & 2

AM486DXL

1 & 2

Open

3 & 4

2 & 3

2 & 3

1 & 2

AM486DXL2

1 & 2

Open

3 & 4

2 & 3

2 & 3

1 & 2

AM486DX2

1 & 2

Open

Open

Open

1 & 2

1 & 2

CX486DX2

2 & 3

1 & 2, 3 & 4

2 & 3

1 & 2

1 & 2

2 & 3

SL80486DX2

2 & 3

2 & 3, 4 & 5

Open

1 & 2

1 & 2

2 & 3

80486DX2

1 & 2

Open

Open

Open

1 & 2

1 & 2

80486DX2 - WB

2 & 3

2 & 3, 4 & 5

Open

1 & 2

1 & 2

1 & 2

U5S

1 & 2

Open

3 & 4

2 & 3

2 & 3

1 & 2

U5DS

1 & 2

Open

3 & 4

2 & 3

2 & 3

1 & 2

80486DX4

2 & 3

2 & 3, 4 & 5

Open

1 & 2

1 & 2

1 & 2

P24T

2 & 3

2 & 3, 4 & 5

2 & 3

1 & 2

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION

Size

JP41

JP44

All CPU types

Open

Open

Pentium Overdrive only

Closed

Closed

CPU SPEED CONFIGURATION

Speed

JP17

25MHz

pins 1 & 2 closed

33MHz

pins 1 & 2, 3 & 4, 5 & 6 closed

40MHz

pins 1 & 2, 3 & 4 closed

50iMHz

pins 1 & 2 closed

50MHz

pins 5 & 6 closed

66iMHz

pins 1 & 2, 3 & 4, 5 & 6 closed

75iMHz

pins 1 & 2 closed

100iMHz

pins 1 & 2, 3 & 4, 5 & 6 closed

CPU CLOCK CONFIGURATION (80486DX4)

Speed

JP29

2x

Closed

3x

Open

CPU VOLTAGE CONFIGURATION

Voltage

JP31

3.3v

pins 1 & 2 closed

5.0v

pins 3 & 4 closed

PARALLEL PORT DACK CONFIGURATION

Size

JP4

JP5

DRQ3/DACK 3

pins 1 & 2 closed

pins 2 & 3 closed

DRQ1/DACK 1

pins 2 & 3 closed

pins 1 & 2 closed