...because we can't all be on the bleeding edge...





PORTABLE PC

CORONA COMPTER CORPORATION

PORTABLE PC

Processor

8088

Processor Speed

Unidentified

Chip Set

Unidentified

Video Chip Set

Unidentified

Maximum Onboard Memory

512KB

Maximum Video Memory

Unidentified

Cache

None

BIOS

Unidentified

Dimensions

355mm x 304mm

I/O Options

Floppy drive interface, serial ports (2), light pen connector

NPU Options

8087

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port

J7

Light pen connector

P2

Serial port

J8

Speaker

P3

Floppy drive interface

J9

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

Factory configured do not alter

J1

Unidentified

Factory configured do not alter

J2

Unidentified

 

BIOS type select 8KB

JP1

Closed

 

BIOS type select 16KB

JP1

Open

 

Keyboard voltage select 12v

JP2

Pins 1 & 2 closed

 

Keyboard voltage select 5v

JP2

Pins 2 & 3 closed

Factory configured do not alter

P4

Unidentified

Factory configured do not alter

P5

Unidentified

 

NPU not installed

S2/1

On

 

NPU installed

S2/1

Off

 

Floppy drives installed 1

S2/2

On

 

Floppy drives installed 2

S2/2

Off

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

128KB

(16) 4164

None

None

None

256KB

(16) 4164

(16) 4164

None

None

384KB

(16) 4164

(16) 4164

(16) 4164

None

512KB

(16) 4164

(16) 4164

(16) 4164

(16) 4164

Note: The location of banks 0, 1, 2 & 3 are unidentified.

DRAM SWITCH CONFIGURATION

Size

S2/5

S2/6

128KB

On

On

256KB

Off

On

384KB

Off

Off

512KB

Off

Off

MONITOR SELECTION

Setting

S2/3

S2/4

None

On

On

Color (40 x 25)

Off

On

Color (80 x 25)

On

Off

Monochrome

Off

Off