COMPAQ COMPUTER CORPORATION

PRESARIO 500 SERIES

Processor

80487SX/80486DX/80486DX2

Processor Speed

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

Chip Set

Compaq

Max. Onboard DRAM

64MB

Cache

None

BIOS

Unidentifed

Dimensions

330mm x 218mm

I/O Options

Game port, parallel port, PS/2 mouse port, serial port, microphone port, headphone port, line in port, line out port, modem port, telephone port, VESA feature connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

PS/2 mouse port

CN1

Line in port

CN8

Game port

CN2

Modem port

CN9

Parallel port

CN3

Telephone port

CN10

Serial port

CN4

VESA feature connector

J8

Microphone port

CN5

External battery

J11

Headphone port

CN6

Riser Card

SL1

Line out port

CN7

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

TV board I/O address select B18/B19

J16

pins 1 & 2 closed

 

TV board I/O address select B28/B29

J16

pins 2 & 3 closed

»

CMOS memory clear

P5

Closed

 

CMOS memory normal operation

P5

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

4MB

(1) 1M x 36

NONE

8MB

(1) 2M x 36

NONE

12MB

(1) 1M x 36

(1) 2M x 36

16MB

(1) 2M x 36

(1) 2M x 36

16MB

(1) 4M x 36

NONE

20MB

(1) 1M x 36

(1) 4M x 36

24MB

(1) 2M x 36

(1) 4M x 36

24MB

(1) 4M x 36

(1) 2M x 36

32MB

(1) 4M x 36

(1) 4M x 36

32MB

(1) 8M x 36

NONE

36MB

(1) 1M x 36

(1) 8M x 36

40MB

(1) 2M x 36

(1) 8M x 36

40MB

(1) 8M x 36

(1) 2M x 36

48MB

(1) 4M x 36

(1) 8M x 36

48MB

(1) 8M x 36

(1) 4M x 36

64MB

(1) 8M x 36

(1) 8M x 36

CPU TYPE CONFIGURATION

Type

P2

80486SX

pins 1 & 2 closed

80486DX

pins 2 & 3 closed

80487SX

pins 2 & 3 closed

80486DX2

pins 2 & 3 closed

CPU SPEED CONFIGURATION

Speed

P1

25MHz

pins 1 & 2 closed

33MHz

pins 2 & 3 closed

50iMHz

pins 1 & 2 closed

66iMHz

pins 2 & 3 closed