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Portable II (Model 000318)

COMPAQ COMPUTER CORPORATION

Portable II (Model 000318)

Processor

80286

Processor Speed

8MHz

Chip Set

None

Max. Onboard DRAM

640KB

Cache

None

BIOS

Compaq

Dimensions

302mm x 256mm

I/O Options

External memory card

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Drive power

J110

Main power

J117

Speaker

J114

Internal monitor power

J201

USER CONFIGURABLE SETTINGS

Function

Switch

Position

Monitor type select Compaq VDU, EGA or RGBI

ED

pins 2 & 3 closed

 

Monitor type select monochrome (MDA)

ED

pins 1 & 2 closed

CPU speed select 8MHz

ES

pins 1 & 2 closed

 

CPU speed select 6MHz

ES

pins 2 & 3 closed

Factory configured - do not alter

EM

N/A

DRAM CONFIGURATION

Size

Bank 0

P-0

Bank 1

128KB

(4) 4464

(2) 4164

NONE

256KB

(4) 4464

(2) 4164

(18) 4164

640KB

(4) 4464

(2) 4164

(18) 41256

DRAM CONFIGURATION

Memory recognized

MS1

MS2

MS3

None

Setting G

Setting G

N/A

256KB

Setting V

Setting G

N/A

512KB

Setting G

Setting V

N/A

640KB

Setting V

Setting V

N/A

1MB

N/A

N/A

Setting V

1.5MB

N/A

N/A

Setting G

Note:The settings G and V are silk-screened on the board. The actual pin connections are unknown.

1MB and 1.5MB configurations require the system memory card to be installed.