NCR CORPORATION

MODEL 3355 WORKSTATION/SERVER

Processor

80486SX/80487SX/80486DX/80486DX2/P23T/P24T

Processor Speed

33/66(internal)MHz

Chip Set

Unidentified

Video Chip Set

None

Maximum Onboard Memory

64MB

Maximum Video Memory

None

Cache

Unidentified

BIOS

Unidentified

Dimensions

355mm x 305mm

I/O Options

Floppy drive interface, SCSI connector, CPU slot, video slot

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

+5v keyboard fuse

F1

SCSI interface

CN2

+5v floppy drive fuse

F2

Speaker

J1

+12v floppy drive fuse

F3

Front panel LEDs

JP2

+5v (TERMPWR) SCSI bus fuse

F4

CPU slot

SL1

Floppy drive interface

CN1

Video slot

SL2

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

FS1

Pins 2 & 3 closed

 

CMOS memory clear

FS1

Pins 1 & 2 closed

 

Resistor information unavailable

T1

Unidentified

 

Resistor information unavailable

T2

Unidentified

 

Resistor information unavailable

T3

Unidentified

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

2MB

(2) 256K x 36

None

None

4MB

(2) 256K x 36

(2) 256K x 36

None

4MB

(2) 512K x 36

None

None

6MB

(2) 256K x 36

(2) 256K x 36

(2) 256K x 36

6MB

(2) 512K x 36

(2) 256K x 36

None

8MB

(2) 512K x 36

(2) 256K x 36

(2) 256K x 36

8MB

(2) 512K x 36

(2) 512K x 36

None

8MB

(2) 1M x 36

None

None

10MB

(2) 512K x 36

(2) 512K x 36

(2) 256K x 36

10MB

(2) 1M x 36

(2) 256K x 36

None

12MB

(2) 512K x 36

(2) 512K x 36

(2) 512K x 36

12MB

(2) 1M x 36

(2) 512K x 36

None

16MB

(2) 1M x 36

(2) 512K x 36

(2) 512K x 36

16MB

(2) 1M x 36

(2) 1M x 36

None

16MB

(2) 2M x 36

None

None

18MB

(2) 1M x 36

(2) 1M x 36

(2) 256K x 36

18MB

(2) 2M x 36

(2) 256K x 36

None

20MB

(2) 1M x 36

(2) 1M x 36

(2) 512K x 36

20MB

(2) 2M x 36

(2) 256K x 36

(2) 256K x 36

20MB

(2) 2M x 36

(2) 512K x 36

None

24MB

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

24MB

(2) 2M x 36

(2) 512K x 36

(2) 512K x 36

24MB

(2) 2M x 36

(2) 1M x 36

None

32MB

(2) 2M x 36

(2) 1M x 36

(2) 1M x 36

32MB

(2) 2M x 36

(2) 2M x 36

None

32MB

(2) 4M x 36

None

None

36MB

(2) 2M x 36

(2) 2M x 36

(2) 512K x 36

36MB

(2) 4M x 36

(2) 256K x 36

(2) 256K x 36

36MB

(2) 4M x 36

(2) 512K x 36

None

40MB

(2) 2M x 36

(2) 2M x 36

(2) 1M x 36

40MB

(2) 4M x 36

(2) 512K x 36

(2) 512K x 36

40MB

(2) 4M x 36

(2) 1M x 36

None

44MB

(2) 4M x 36

(2) 1M x 36

(2) 512K x 36

48MB

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

48MB

(2) 4M x 36

(2) 1M x 36

(2) 1M x 36

48MB

(2) 4M x 36

(2) 2M x 36

None

56MB

(2) 4M x 36

(2) 2M x 36

(2) 1M x 36

64MB

(2) 4M x 36

(2) 4M x 36

None

64MB

(2) 8M x 36

None

None

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Jumper information unavailable

JP2

Unidentified

CACHE CONFIGURATION

Note: The size of the cache module is unidentified.

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Jumper information unavailable

JP1

Unidentified

CACHE CONFIGURATION

Note: The size of the cache module is unidentified.

CPU TYPE SELECTION

Type

SW1/1

SW1/2

SW1/3

SW1/4

80486SX

Off

Off

On

Off

80487SX

Off

Off

On

Off

80486DX

Off

On

Off

Off

80486DX2

On

Off

Off

Off

P23T

Off

Off

On

Off

P24T

Off

Off

Off

On