Technical Reference
2.2.2.4Front Panel Header
This section describes the functions of the front panel header. Table 18 lists the signal names of the front panel header. Figure 10 is a connection diagram for the front panel header.
Table 18. Front Panel Header
|
|
|
| In/ |
|
|
Pin |
| Signal |
| Out |
| Description |
|
|
|
|
|
|
|
|
| Hard Drive Activity LED | ||||
1 |
| HD_PWR |
| Out |
| Hard disk LED |
|
|
| ||||
|
|
|
|
|
| |
3 |
| HDA# |
| Out |
| Hard disk active |
|
|
|
|
|
| LED |
|
|
|
|
|
|
|
|
| Reset Switch | ||||
5 |
| Ground |
|
|
| Ground |
|
|
|
| |||
7 |
| FP_RESET# |
| In |
| Reset switch |
|
|
|
|
|
|
|
|
|
| Power |
|
| |
9 |
| +5 V |
|
|
| Power |
|
|
|
| |||
|
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|
|
|
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|
|
| In/ |
|
Pin | Signal | Out | Description |
|
|
|
|
| Power LED |
| |
|
|
|
|
2 | HDR_BLNK_GRN | Out | Front panel green |
|
|
| LED |
|
|
|
|
4 | HDR_BLNK_YEL | Out | Front panel yellow |
|
|
| LED |
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|
|
|
| On/Off Switch | ||
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|
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6 | FPBUT_IN | In | Power switch |
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|
|
|
8 | Ground |
| Ground |
|
|
|
|
| Not Connected | ||
|
|
|
|
10 | N/C |
| Not connected |
|
|
|
|
Figure 10. Connection Diagram for Front Panel Header
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