COMPAQ COMPUTER CORPORATION

PRESARIO 5500 SERIES

Processor

Pentium

Processor Speed

75/90MHz

Chip Set

Unidentified

Video Chip Set

Unidentified

Maximum Onboard Memory

72MB (EDO supported)

Maximum Video Memory

1MB

Cache

None

BIOS

Unidentified

Dimensions

254mm x 218mm

I/O Options

PS/2 mouse port, LPB/MPEG connector, parallel port, audio line out connector, audio line in connector, MGEG connector, feature connector, microphone in connector, speaker/headphone out connector, serial port, wavetable connector, game/MIDI port, MPEG audio connector, riser slot

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

PS/2 mouse port

J1

Microphone in connector

J14

LPB/MPEG connector

J4

Speaker/headphone out connector

J16

Parallel port

J5

Serial port

J17

Audio line out connector

J7

Wavetable connector

J18

Audio line in connector

J9

Game/MIDI port

J21

MPEG connector

J10

MPEG audio connector

P7

External battery

J12

Riser slot

SL1

Feature connector

J13

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

P1

Closed

 

CMOS memory clear

P1

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

8MB

8MB

None

10MB

8MB

(2) 256K x 36

12MB

8MB

(2) 512K x 36

16MB

8MB

(2) 1M x 36

24MB

8MB

(2) 2M x 36

40MB

8MB

(2) 4M x 36

72MB

8MB

(2) 8M x 36

Note: Bank 0 is factory installed and is not configurable. The location is unidentified. Board also accepts x 32 SIMMs. Board accepts EDO memory.

VIDEO MEMORY CONFIGURATION

Size

VIDEO (J2/J3)

2MB

Memory module installed

CPU BUS SPEED SELECTION

Clock speed

P3

40MHz

Pins 2 & 3 closed

50MHz

Pins 1 & 2 closed

60MHz

Pins 3 & 4 closed

66MHz

Pins 4 & 5 closed

CPU MULTIPLIER SELECTION

Multiplier

P2

1.5x

Pins A1 & A2, B1 & B2 closed

2x

Pins A2 & A3, B1 & B2 closed

2.5x

Pins A2 & A3, B2 & B3 closed

3x

Pins A1 & A2, B2 & B3 closed

Note: The location of A & B is unidentified.

MISCELLANEOUS TECHNICAL NOTE

The location of pin 1 on all jumpers and connectors is unidentified.