HwMuseum | Index

DIGITAL EQUIPMENT CORPORATION

P3360 P91X5 CE

Processor

80386

Processor Speed

25MHz

Chip Set

Unidentified

Video Chip Set

None

Maximum Onboard Memory

16MB (8MB on external memory card)

Maximum Video Memory

None

Cache

64KB

BIOS

Unidentified

Dimensions

350mm x 300mm

I/O Options

32-bit slots (2), parallel port, serial ports (2)

NPU Options

80387

CONNECTIONS

Purpose

Location

Purpose

Location

Parallel port

J10A

Speaker

J19

Serial port

J10B

Power LED & keylock

J20

Serial port

J10C

32-bit slots

SL1 & SL2

Reset switch

J18

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Parallel port 278 disabled

E13

Pins 2 & 3 closed

 

Parallel port 278 enabled

E13

Pins 1 & 2 closed

»

Printer acknowledge select trailing edge

E16

Pins 2 & 3 closed

 

Printer acknowledge select leading edge

E16

Pins 1 & 2 closed

»

Parallel port 378 enabled

E19

Pins 1 & 2 closed

 

Parallel port 378 disabled

E19

Pins 2 & 3 closed

»

Serial port 3F8 enabled

E20

Pins 1 & 2 closed

 

Serial port 3F8 disabled

E20

Pins 2 & 3 closed

»

Serial port 2F8 enabled

E21

Pins 1 & 2 closed

 

Serial port 2F8 disabled

E21

Pins 2 & 3 closed

 

NPU not installed

E22

Pins 2 & 3 closed

 

NPU installed

E22

Pins 1 & 2 closed

»

Keyboard reset disabled

E23

Pins 2 & 3 closed

 

Keyboard reset enabled

E23

Pins 1 & 2 closed

 

Unix mode enabled

E24

Pins 1 & 2 closed

 

Unix mode disabled

E24

Pins 2 & 3 closed

»

Monitor type select color

E42

Pins 2 & 3 closed

 

Monitor type select monochrome

E42

Pins 1 & 2 closed

»

Factory configured - do not alter

E49

Closed

»

BIOS type select 2764

E57

Pins 1 & 2 closed

 

BIOS type select 27128

E57

Pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(2) 256K x 9

(2) 256K x 9

None

None

2MB

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

2MB

(2) 1M x 9

None

None

None

4MB

(2) 1M x 9

(2) 1M x 9

None

None

8MB

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

DRAM JUMPER CONFIGURATION

Size

E60

1MB

Open

2MB

Pins 3 & 4 closed

4MB

Pins 1 & 2 closed

8MB

Pins 1 & 2, 3 & 4 closed

DRAM SIZE SELECTION

Size

JP3

JP4

256K x 9

Pins 1 & 2 closed

Pins 1 & 2 closed

1M x 9

Pins 2 & 3 closed

Pins 2 & 3 closed

DRAM SPEED SELECTION

Speed

JP1

JP2

100ns

Pins 1 & 2 closed

Pins 1 & 2 closed

120ns

Pins 2 & 3 closed

Pins 2 & 3 closed

SIMM TYPE CONFIGURATION

Type

E53

Static column

Pins 3 & 4 closed

Do not strap

Pins 1 & 2 closed

Standard RAS/CAS

Open

Fast page mode

Pins 1 & 2, 3 & 4 closed

CACHE CONFIGURATION

Size

Bank 0

64KB

(8) 8K x 8