NCR CORPORATION

MODEL 3225

Processor

80386SX (exact location unidentified)

Processor Speed

25/33MHz

Chip Set

Unidentified

Video Chip Set

Unidentified

Maximum Onboard Memory

16MB

Maximum Video Memory

1MB

Cache

None

BIOS

Unidentified

Dimensions

391mm x 381mm

I/O Options

Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VGA port, riser slot

NPU Options

80387SX (exact location unidentified)

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

BT1

IDE interface

J7

PS/2 mouse port

J2

Floppy drive interface

J11

Parallel port

J3

Front panel LEDs

J15

Serial port 2

J4

Speaker

LS1

Serial port 1

J5

Riser slot

SL1

VGA port

J6

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Password normal operation

J8

Open

 

Password clear

J8

Closed

 

On board video enabled

SW1/1

On

 

On board video disabled

SW1/1

Off

 

Monitor type select color

SW1/2

On

 

Monitor type select monochrome

SW1/2

Off

DRAM CONFIGURATION

Size

Bank 0

Bank 1

2MB

(2) 1M x 9

None

4MB

(2) 1M x 9

(2) 1M x 9

8MB

(2) 4M x 9

None

16MB

(2) 4M x 9

(2) 4M x 9

VIDEO MEMORY CONFIGURATION

Note: The size of the chips for 512KB/1MB video memory is unidentified. The location of the banks is unidentified.