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DESKPRO EN Motherboard Settings and Configuration






COMPAQ COMPUTER CORPORATION

DESKPRO EN

Device Type

Mainboard

Processor

Pentium II

Processor Speed

266/300/333/350/400/450/500/550MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

384MB (SDRAM supported)

Maximum Video Memory

None

Cache

512KB (located on Pentium II CPU)

BIOS

Unidentified

Dimensions

254mm x 218mm

I/O Options

32-bit PCI slots (4), riser slot, AGP slot, serial ports (2), parallel port, PS/2 mouse port, line in, line out, microphone in, headphone in, USB connectors (2), IDE interfaces (2), floppy drive interface, audio in – CD-ROM

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

AGP slot

AGP

Microphone in

CN7

Serial port

CN1

Headphone in

CN8

Serial port

CN2

USB connector

CN9

Parallel port

CN3

USB connector

CN10

PS/2 mouse port

CN4

Chassis fan power

P15

Line in

CN5

Riser slot

SL1

Line out

CN6

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

E50

Pins 1 & 2 closed

 

CMOS memory clear

E50

Pins 2 & 3 closed

»

Password enabled

SW1/1

Off

 

Password disabled

SW1/1

On

 

Auxiliary power supply enabled, main power supply disabled

SW1/6

Off

 

Auxiliary & main power supply enabled

SW1/6

On

DIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

8MB

(1) 1M x 64

None

None

16MB

(1) 2M x 64

None

None

16MB

(1) 1M x 64

(1) 1M x 64

None

24MB

(1) 2M x 64

(1) 1M x 64

None

24MB

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

32MB

(1) 4M x 64

None

None

32MB

(1) 2M x 64

(1) 1M x 64

(1) 1M x 64

32MB

(1) 2M x 64

(1) 2M x 64

None

40MB

(1) 4M x 64

(1) 1M x 64

None

40MB

(1) 2M x 64

(1) 2M x 64

(1) 1M x 64

48MB

(1) 4M x 64

(1) 1M x 64

(1) 1M x 64

48MB

(1) 4M x 64

(1) 2M x 64

None

48MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

56MB

(1) 4M x 64

(1) 2M x 64

(1) 1M x 64

64MB

(1) 8M x 64

None

None

64MB

(1) 4M x 64

(1) 2M x 64

(1) 2M x 64

64MB

(1) 4M x 64

(1) 4M x 64

None

DIMM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

72MB

(1) 8M x 64

(1) 1M x 64

None

72MB

(1) 4M x 64

(1) 4M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 1M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 2M x 64

None

80MB

(1) 4M x 64

(1) 4M x 64

(1) 2M x 64

88MB

(1) 8M x 64

(1) 2M x 64

(1) 1M x 64

96MB

(1) 8M x 64

(1) 2M x 64

(1) 2M x 64

96MB

(1) 8M x 64

(1) 4M x 64

None

96MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

104MB

(1) 8M x 64

(1) 4M x 64

(1) 1M x 64

112MB

(1) 8M x 64

(1) 4M x 64

(1) 2M x 64

128MB

(1) 16M x 64

None

None

128MB

(1) 8M x 64

(1) 4M x 64

(1) 4M x 64

128MB

(1) 8M x 64

(1) 8M x 64

None

136MB

(1) 16M x 64

(1) 1M x 64

None

136MB

(1) 8M x 64

(1) 8M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 1M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 2M x 64

None

144MB

(1) 8M x 64

(1) 8M x 64

(1) 2M x 64

152MB

(1) 16M x 64

(1) 2M x 64

(1) 1M x 64

160MB

(1) 16M x 64

(1) 2M x 64

(1) 2M x 64

160MB

(1) 16M x 64

(1) 4M x 64

None

160MB

(1) 8M x 64

(1) 8M x 64

(1) 4M x 64

168MB

(1) 16M x 64

(1) 4M x 64

(1) 1M x 64

176MB

(1) 16M x 64

(1) 4M x 64

(1) 2M x 64

192MB

(1) 16M x 64

(1) 4M x 64

(1) 4M x 64

192MB

(1) 16M x 64

(1) 8M x 64

None

192MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

200MB

(1) 16M x 64

(1) 8M x 64

(1) 1M x 64

208MB

(1) 16M x 64

(1) 8M x 64

(1) 2M x 64

224MB

(1) 16M x 64

(1) 8M x 64

(1) 4M x 64

256MB

(1) 16M x 64

(1) 8M x 64

(1) 8M x 64

384MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

CACHE CONFIGURATION

Note: 512KB cache is located on the Pentium II CPU.

CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/4

266MHz

66MHz

4x

On

On

Off

On

300MHz

66MHz

4.5x

On

Off

Off

On

333MHz

66MHz

5x

Off

On

Off

On

350MHz

100MHz

3.5x

Off

Off

On

On

400MHz

100MHz

4x

On

On

Off

On

450MHz

100MHz

4.5x

On

Off

Off

On

500MHz

100MHz

5x

Off

On

Off

On

550MHz

100MHz

5.5x

Off

Off

Off

Off

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker

P6

SCSI interface LED

P29

Chassis fan power

P8

32-bit PCI slots

PC1 – PC4

Wake on LAN connector

P9

   

CONNECTIONS

Purpose

Location

Purpose

Location

ATX power connector

ATX

Floppy drive interface

P10

Front panel connector

P5

IDE interface 1

P20

Audio in – CD-ROM

P7

IDE interface 2

P21








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