IBM CORPORATION

PERSONAL COMPUTER

Processor

8088

Processor Speed

8MHz

Chip Set

None

Max. Onboard DRAM

64KB

Cache

None

BIOS

AMI/MR

Dimensions

355mm x 304mm

I/O Options

Cassette interface

NPU Options

8087

CONNECTIONS

Purpose

Location

Cassette interface

P2

USER CONFIGURABLE SETTINGS

Function

Switch

Position

»

NPU enabled

SW1/switch 2

on

 

NPU disabled

SW1/switch 2

off

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

16KB

(9) 4116

NONE

NONE

NONE

32KB

(9) 4116

(9) 4116

NONE

NONE

48KB

(9) 4116

(9) 4116

(9) 4116

NONE

64KB

(9) 4116

(9) 4116

(9) 4116

(9) 4116

DRAM CONFIGURATION - SWITCH SW1

Size

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

SW1/7

SW1/8

16KB

off

off

on

on

off

off

off

off

32KB

off

off

off

on

off

off

off

off

48KB

off

off

on

off

off

off

off

off

64KB

off

off

on

off

off

off

off

off

. DRAM CONFIGURATION - SWITCH SW2

Size

SW2/1

SW2/2

SW2/3

SW2/4

SW2/5

SW2/6

SW2/7

SW2/8

16KB

on

on

on

on

on

off

off

off

32KB

on

on

on

on

on

off

off

off

48KB

on

on

on

on

on

off

off

off

64KB

on

on

on

on

on

off

off

off

.

FLOPPY DRIVES INSTALLED

Drives

SW1/1

SW1/7

SW1/8

0

On

On

On

1

Off

On

On

2

Off

Off

On

.

MONITOR TYPE CONFIGURATION

Type

SW1/5

SW1/6

Color 40 x 25

Off

On

Color 80 x 25

On

Off

Monochrome

Off

Off