
Microprocessor Fan Power Connector Pinouts
4.12 Microprocessor Fan Power Connector Pinouts
Table 4–12 shows the microprocessor fan power connector pinouts.
Table
Pin | Signal | Description |
1 | +12 V dc | — |
2 | FAN_CONN_L | Fan connected |
3 | Gnd | — |
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4.13 Soft Power Connector Pinouts
Table
Table
Pin | Signal | Description |
1 | Input | System power on/off |
2 | Gnd | — |
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4.14 Multipurpose Connector Pinouts
J20 is a multipurpose connector that provides pins for the following functions:
•System speaker
•LEDs for power and the EIDE drive
•Buttons for reset and halt
Table
Table | (Sheet 1 of 2) | ||
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Pin | Signal | Description |
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1 | Gnd | — |
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2 | HALT_BUTTON | Halt system |
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3 | Gnd | — |
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4 | RESET_BUTTON | Reset system |
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AlphaPC 164SX Connector Pinouts