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The DD11-DK backplane

This DD11-DK backplane is a generic 9 slot Unibus backplane:

image-20241124-205818.png

It has the following configuration:

A

B

C

D

E

F

9

UNIBUS

SPC

8

Modified UNIBUS

SPC

7

Modified UNIBUS

SPC

6

Modified UNIBUS

SPC

5

Modified UNIBUS

SPC

4

Modified UNIBUS

SPC

3

Modified UNIBUS

SPC

2

Modified UNIBUS

SPC

1

UNIBUS

SPC

The power connectors are configured as follows:

P2 Connector: Amp 15 pin MATE-N-LOC

Pin

AWG

Color

Function

Slot Pins

1

14

red

+5V

AA2, BA2, CA2, DA2, EA2, FA2

2

18

grey

+15V

CU1

3

14

orange

+20V core

AU1, AV1, AV2

4

14

red

+5V

AA2, BA2

5

 

 

 

 

6

 

 

 

 

7

 

 

 

 

8

14

black

GND

 

9

14

black

GND

 

10

 

 

 

 

11

 

 

 

 

12

14

red

+5VB

BD1

13

 

 

 

 

14

18

brown

-5V core

BV2

15

 

 

 

 

P3 Connector: Amp 6 pin MATE-N-LOC

Pin

AWG

Color

Function

Slot Pins

1

14

black

GND

 

2

18

brown

LTC

CD1

3

18

violet

DCLO

BF2, CN1

4

18

yellow

ACLO

BF1

5

 

 

 

 

6

 

 

 

 

P4 Connector: Amp 15 pin MATE-N-LOC

Pin

AWG

Color

Function

Slot Pins

1

14

red

+5V

AA2, BA2, CA2, DA2, EA2, FA2

2

 

 

 

 

3

14

orange

+20V core

AU1, AV1, AV2

4

14

red

+5V

AA2, BA2, CA2, DA2, EA2, FA2

5

 

 

 

 

6

18

white

+15VB

AR1

7

 

 

 

 

8

14

black

GND

 

9

14

black

GND

 

10

 

 

 

 

11

 

 

 

 

12

 

 

 

 

13

18

blue

-15V

CB2, CC2, CD2, CE2, CF2

14

 

 

 

 

15

18

green

-15VB

AS1

Connecting +5V to this backplane can be done as follows, on P2:

image-20241124-205927.png

Make sure this is P2; it should be written on the plug itself, if not take good note of the pin layout.

Connecting -15V (for the Delua controller) must be done on P4, as follows:

image-20241124-210340.pngimage-20241124-210403.png

The DD11-CK backplane

This backplane is a generic 4 slot backplane:

image-20241129-192751.png

The slots are numbered 1 to 4, starting the closest to the edge of the table. Connectors A are to the right; F is to the left. It has the following configuration:

A

B

C

D

E

F

4

UNIBUS

SPC

3

Modified UNIBUS

SPC

2

Modified UNIBUS

SPC

1

UNIBUS

SPC

This backplane has two connectors for power:

image-20241129-193049.png

and

image-20241129-193115.png

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