Installing and Replacing Desktop Board Components
Table 10. Back Panel CIR Emitter (Output) Header Signal Names
Pin | Signal Name |
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1 | Emitter Out 1 |
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3 | Ground |
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5 | Jack Detect 1 |
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|
Pin | Signal Name |
2Emitter Out 2
4Key (no pin)
6Jack Detect 2
Alternate Front Panel Power LED Header
Figure 20, F shows the location of the alternate front panel power LED header. Pins 1 and 3 of this header duplicate the signals on pins 2 and 4 of the front panel header. If your chassis has a
Table 11. Alternate Front Panel Power LED Header Signal Names
Pin | Signal Name | In/Out |
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|
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1 | Front panel LED+ | Out |
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2 | No pin |
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3 | Front panel LED- | Out |
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|
Front Panel Header
Figure 20, G shows the location of the front panel header. Table 12 shows the pin assignments and signal names for the front panel header.
Table 12. Front Panel Header Signal Names
Pin | Description | In/Out | Pin | Description | In/Out |
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| Hard Drive Activity LED |
|
| Power LED |
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|
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1 | Hard disk LED | Out | 2 | Front panel LED+ | Out |
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3 | Hard disk active LED | Out | 4 | Front panel LED- | Out |
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| Reset Switch |
|
| On/Off Switch |
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|
|
|
|
|
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5 | Ground |
| 6 | Power switch | In |
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|
|
|
|
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7 | Reset switch | In | 8 | Ground |
|
| Power |
|
| Not Connected |
|
|
|
|
|
|
|
9 | Power | Out | 10 | No pin |
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|
|
|
|
|
|
NOTE
When connecting individual wires from your chassis front panel to the front panel header, be sure to observe the connection polarity. Positive wires are usually solid color and negative wires are usually white or striped.
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