Intel Desktop Board DH61WW Technical Product Specification 
48
 
2.2.2.4  Front Panel Header 
This section describes the functions of the front panel header.  Table 22 lists the signal 
names of the front panel header. Figure 11 is a connection diagram for the front panel 
header. 
Table 22.  Front Panel Header 
 
Pin 
 
Signal 
In/ 
Out 
 
Description 
 
Pin 
 
Signal 
In/ 
Out 
 
Description 
Hard Drive Activity LED  Power LED 
1  HD_PWR  Out  Hard disk LED 
pull-up to +5 V 
2  FP_LED+  Out  Front panel green 
LED 
3  HDA#  Out  Hard disk active 
LED 
4  FP_LED−  Out  Front panel yellow 
LED 
Reset Switch  On/Off Switch 
5  Ground    Ground  6  PWR#  In  Power switch 
7  FP_RESET#  In  Reset switch  8  Ground    Ground 
Power  Not Connected 
9  +5 V    Power  10  N/C    Not connected 
 
 
Figure 11.  Connection Diagram for Front Panel Header 
 
2.2.2.4.1  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 an internal storage device.  Proper LED function requires 
a SATA hard drive or optical drive connected to an onboard SATA connector.