Technical Reference
2.8.3.1USB Port ConnectorTable 30 lists the signal names of the USB port connector.
Table 30. USB Port Connector (J7A1)
Pin |
| Signal Name |
| Pin |
| Signal Name |
1 |
| USB_PWR |
| 2 |
| USB_PWR |
3 |
| USB_P2RL# |
| 4 |
| USB_P3RL# |
5 |
| USB_P2RL |
| 6 |
| USB_P3RL |
7 |
| Ground |
| 8 |
| Ground |
9 |
| Key (no pin) | 10 |
| USB_FP_OC | |
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Table 31 lists the signal names of the front panel connector.
Table 31. Front Panel Connector (J8C1)
Pin |
| Signal | In/Out | Description |
| Pin |
| Signal | In/Out | Description |
|
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Hard Drive Activity LED |
|
| Power /Sleep / Message Waiting LED | |||||||
1 |
| HD_PWR | Out | Hard disk LED |
| 2 |
| HDR_BLNK_GRN | Out | Front panel |
|
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|
| (330 Ω) to +5 V |
|
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|
|
| green LED |
3 |
| HD_LED# | Out | Hard disk active LED | 4 |
| HDR_BLNK_YEL | Out | Front panel | |
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| yellow LED |
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Reset Switch |
|
|
| Power Switch |
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| ||||
5 |
| GND |
| Ground |
| 6 |
| SW_ON# | In | Front panel |
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|
| power switch |
7 |
| FP_RESET# | In | Front panel Reset | 8 |
| GND |
| Ground | |
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| button |
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Infrared Port |
|
|
| Miscellaneous |
|
| ||||
9 |
| +5 V | Out | IR Power |
| 10 |
| N/C | In | Not connected |
11 |
| IRRX | In | IrDA serial input |
| 12 |
| GND |
| Ground |
13 |
| GND |
| Ground |
| 14 |
| (Pin removed) |
| Not connected |
15 |
| IRTX | Out | IrDA serial output | 16 |
| +5 V | Out | Power | |
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