Front Panel Header for Intel® Desktop Boards

Last Reviewed: 06-Sep-2017
Article ID: 000005643

Intel® Desktop Boards use a front panel header with a 9-pin chassis.

9-pin chassis front panel header

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.

alternate front panel

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)

This article applies to:

Discontinued Products

Intel® Desktop Boards with Intel® Q77 Express Chipset
Intel® Desktop Board DQ77MK
Intel® Desktop Board DQ77KB
Intel® Desktop Board DQ77CP
Intel® Desktop Board DH87MC
Intel® Desktop Board DH87RL