Front Panel Header for Intel® Desktop Boards
Intel® Desktop Boards use a front panel header with a 9-pin chassis.
Pin assignments
Pin | Description | In/Out | Pin | Description | In/Out |
Hard Drive Activity LED | Power LED | ||||
1 | Hard disk LED pull-up to +5 V | Out | 2 | Front panel green LED (5V) | Out |
3 | Hard disk active LED | Out | 4 | Front panel yellow LED (5V) | Out |
Reset Switch | On/Off Switch | ||||
5 | Ground | 6 | Power switch | In | |
7 | Reset switch | In | 8 | Ground | |
Power | Not Connected | ||||
9 | Power | Out | 10 | No pin |
Intel® Desktop Boards also include an alternate front panel power/sleep LED header. Use this header if your chassis provides only a 3-pin connector to the front power LEDs.
Pin assignments
Pin | Signal Name | Description |
1 | POWER_LED_MAIN | [Out] Front panel LED (main color) |
2 | Key (no pin) | |
3 | POWER_LED_ALT | [Out] Front panel LED (alt color) |