Intel Desktop Board DH61CR Product Guide 
44 
Front Panel Audio Header 
The front panel audio header shown in Figure 19, A supports both Intel High Definition 
Audio and AC ’97 Audio.  
Table 4 shows the pin assignments and
 signal names for HD Audio and Table 5 shows 
the pin assignments and signal names for AC ’97 Audio. 
Table 4.  Front Panel Audio Signal Names for Intel HD Audio  
Pin Signal Name  Pin Signal Name 
1   PORT 1L (Microphone)  2  Ground 
3  PORT 1R (Microphone)  4  PRESENCE# 
5  PORT 2R (Headphone)  6  SENSE1_RETURN 
7 SENSE_SEND  8 KEY (no pin) 
9  PORT 2L (Headphone)  10  SENSE2_RETURN 
 
Table 5.  Front Panel Audio Header Signal Names for AC ’97 Audio  
Pin Signal Name  Pin Signal Name 
1   MIC  2  AUD_GND 
3 MIC_BIAS  4 PRESENCE# 
5 FP_OUT_R  6 AUD_GND 
7  No connection  8  KEY (no pin) 
9 FP_OUT_L  10 AUD_GND 
 
S/PDIF Header 
Figure 19, B shows the location of the S/PDIF output header.  Table 6 shows the pin 
assignments and signal names for the S/PDIF output header. 
Table 6.  S/PDIF Header Signal Names 
Pin Description 
1 Ground 
2 S/PDIF Out 
3  Key (no pin) 
4 +5 VDC