Intel Desktop Board D425KT Product Guide
Connecting to the Front Panel Header
Before connecting to the front panel header, observe the precautions in "Before You Begin" on page 23. See Figure 9, C on page 30 for the location of the front panel header.
Table 8 shows the pin assignments for the front panel header.
Table 8. Front Panel Header Signal Names
Pin | Signal |
| In/Out | Description |
|
|
|
| |
| Hard Drive Activity LED | |||
|
|
|
|
|
1 | HD_PWR |
| Out | Hard disk LED pull- |
| up (330 Ω) to +5 V | |||
|
|
|
| |
|
|
|
|
|
3 | HDA# |
| Out | Hard disk active |
| LED | |||
|
|
|
| |
|
|
|
|
|
|
| Reset Switch | ||
|
|
|
|
|
Pin |
| Signal |
|
| In/Out |
| Description |
|
|
|
|
|
|
|
|
|
|
| Power LED |
|
| ||
2 |
| HDR_BLNK_GRN |
| Out |
| Front panel | |
|
|
| |||||
|
|
| green LED | ||||
|
|
|
|
|
|
| |
4 |
| HDR_BLNK_YEL |
| Out |
| Front panel | |
|
|
| yellow LED | ||||
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
| On/Off Switch |
|
| ||
5 | Ground |
| Ground |
7 | FP_RESET# | In | Reset switch |
|
| Power |
|
|
|
| |
|
|
| |
9 | +5 V |
| Power |
|
|
|
|
6 | SWITCH_ON# | In | Power switch |
|
|
|
|
8 | Ground |
| Ground |
|
|
|
|
| Not Connected |
| |
|
|
|
|
10 | N/C |
| No pin |
|
|
|
|
Connecting to the Front Panel USB 2.0 Headers
Before connecting to the USB 2.0 headers, observe the precautions in "Before You Begin" on page 23. See Figure 9, D on page 30 for the location of the USB 2.0 headers. Table 9 shows the pin assignments for the headers.
Table 9. Front Panel USB Headers
Pin Signal Name
1+5 VDC
3D-
5D+
7Ground
9KEY (no pin)
Pin | Signal Name |
2+5 VDC
4D-
6D+
8Ground
10No Connect
32
