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





STARION 400, 500

DIGITAL EQUIPMENT CORPORATION

STARION 400, 500

Device Type

Mainboard

Processor

Pentium

Processor Speed

60/66MHz

Chip Set

Unidentified

Video Chip Set

C & T

Maximum Onboard Memory

128MB

Maximum Video Memory

2MB

Cache

256/512KB

BIOS

Unidentified

Dimensions

254mm x 218mm

I/O Options

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

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

VGA port

CN1

PS/2 mouse port

CN5

Parallel port

CN2

Floppy drive interface

CN6

Serial port

CN3

IDE interface

CN7

Serial port

CN4

Riser slot

SL1

Note: VGA & serial ports are shown for informational purposes only. The location may not be exact.

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Factory configured - do not alter

C1

Unidentified

»

Factory configured - do not alter

C2

Unidentified

»

Factory configured - do not alter

C3

Unidentified

»

CMOS memory normal operation

JP2

Pins 1 & 2 closed

 

CMOS memory clear

JP2

Pins 2 & 3 closed

»

Monitor type select color

JP6

Pins 1 & 2 closed

 

Monitor type select monochrome

JP6

Pins 2 & 3 closed

»

ISA to IDE IRQ select IRQ14

JP9

Pins 1 & 2 closed

 

ISA to IDE IRQ select IRQ15

JP9

Pins 2 & 3 closed

»

On board video enabled

JP13

Pins 1 & 2 closed

 

On board video disabled

JP13

Pins 2 & 3 closed

»

Factory configured - do not alter

S1

Unidentified

»

Factory configured - do not alter

S2

Unidentified

SIMM CONFIGURATION

Size

Bank 0

Bank 1

2MB

(2) 256K x 36

None

4MB

(2) 512K x 36

None

4MB

(2) 256K x 36

(2) 256K x 36

6MB

(2) 512K x 36

(2) 256K x 36

8MB

(2) 1M x 36

None

8MB

(2) 512K x 36

(2) 512K x 36

10MB

(2) 256K x 36

(2) 1M x 36

12MB

(2) 512K x 36

(2) 1M x 36

SIMM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

16MB

(2) 2M x 36

None

16MB

(2) 1M x 36

(2) 1M x 36

18MB

(2) 256K x 36

(2) 2M x 36

20MB

(2) 512K x 36

(2) 2M x 36

24MB

(2) 1M x 36

(2) 2M x 36

32MB

(2) 4M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

34MB

(2) 256K x 36

(2) 4M x 36

36MB

(2) 512K x 36

(2) 4M x 36

40MB

(2) 1M x 36

(2) 4M x 36

48MB

(2) 2M x 36

(2) 4M x 36

64MB

(2) 8M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

66MB

(2) 256K x 36

(2) 8M x 36

68MB

(2) 512K x 36

(2) 8M x 36

72MB

(2) 1M x 36

(2) 8M x 36

80MB

(2) 2M x 36

(2) 8M x 36

96MB

(2) 4M x 36

(2) 8M x 36

128MB

(2) 8M x 36

(2) 8M x 36

CACHE CONFIGURATION

Note: The location of the cache is unidentified. The Starion 400 is upgradable to 256KB of cache and the Starion 500 is upgradable to 512KB of cache.

VIDEO MEMORY CONFIGURATION

Size

Bank 0

Bank 1

1MB

1MB

None

2MB

1MB

1MB

Note: The size of the video memory chips is unidentified.

CPU SPEED SELECTION

Speed

JP10

JP11

JP12

60MHz

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

66MHz

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

SERIAL PORT 1 INTERRUPT SELECTION

IRQ

JP3

»

4

Pins 1 & 2 closed

 

10

Pins 3 & 4 closed

SERIAL PORT 2 INTERRUPT SELECTION

IRQ

JP3

»

3

Pins 5 & 6 closed

 

11

Pins 7 & 8 closed

PARALLEL PORT INTERRUPT SELECTION

IRQ

JP3

»

7

Pins 9 & 10 closed

 

5

Pins 11 & 12 closed