The DD11-DK backplane
- Frits Jalvingh
The DD11-DK backplane
This DD11-DK backplane is a generic 9 slot Unibus backplane:
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 |
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6 |
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7 |
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8 | 14 | black | GND |
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9 | 14 | black | GND |
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10 |
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11 |
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12 | 14 | red | +5VB | BD1 |
13 |
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14 | 18 | brown | -5V core | BV2 |
15 |
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P3 Connector: Amp 6 pin MATE-N-LOC
Pin | AWG | Color | Function | Slot Pins |
1 | 14 | black | GND |
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2 | 18 | brown | LTC | CD1 |
3 | 18 | violet | DCLO | BF2, CN1 |
4 | 18 | yellow | ACLO | BF1 |
5 |
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6 |
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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 |
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3 | 14 | orange | +20V core | AU1, AV1, AV2 |
4 | 14 | red | +5V | AA2, BA2, CA2, DA2, EA2, FA2 |
5 |
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6 | 18 | white | +15VB | AR1 |
7 |
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8 | 14 | black | GND |
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9 | 14 | black | GND |
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10 |
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11 |
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12 |
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13 | 18 | blue | -15V | CB2, CC2, CD2, CE2, CF2 |
14 |
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15 | 18 | green | -15VB | AS1 |
Connecting +5V to this backplane can be done as follows, on P2:
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:
The DD11-CK backplane
This backplane is a generic 4 slot backplane:
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:
and
Power connector pinout:
Pin | AWG | Color | Function | Slot Pins |
1 | 14 | red | +5V | AA2, BA2, CA2, DA2, EA2, FA2 |
2 |
| grey |
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3 |
| orange |
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4 | 14 | red | +5V | AA2, BA2 |
5 |
| white |
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6 |
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7 | 14 | black | GND |
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8 | 14 | black | GND |
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9 |
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10 |
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11 |
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12 |
| red |
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13 | ? | blue | -15V |
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14 |
| brown |
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15 |
| green |
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