Intel NUC Kit NUC5PGYH, Technical Product Specification

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Intel NUC Board NUC5PGYH Technical Product Specification
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2.2.4.5 Front Panel Header (2.0 mm Pitch)
This section describes the functions of the front panel header. Table 17 lists the signal names of
the front panel header. Figure 14 is a connection diagram for the front panel header.
Table 17. Front Panel Header (2.0 mm Pitch)
Pin Signal Name Description Pin Signal Name Description
1 HDD_POWER_LED Pull-up resistor (750 Ω)
to +5V 2 POWER_LED_MAIN [Out] Front panel LED (main
color)
3 HDD_LED# [Out] Hard disk activity
LED 4 POWER_LED_ALT [Out] Front panel LED (alt
color)
5 GROUND Ground 6 POWER_SWITCH# [In] Power switch
7 RESET_SWITCH# [In] Reset switch 8 GROUND Ground
9 +5V_DC Power (2A) 10 Key No pin
Figure 14. Connection Diagram for Front Panel Header (2.0 mm Pitch)
2.2.4.5.1 Hard Drive Activity LED Header
Pins 1 and 3 can be connected to an LED to provide a visual indicator that data is being read from
or written to a hard drive. Proper LED function requires a SATA hard drive or optical drive
connected to an onboard SATA connector.
2.2.4.5.2 Reset Switch Header
Pins 5 and 7 can be connected to a momentary single pole, single throw (SPST) type switch that is
normally open. When the switch is closed, the board resets and runs the POST.