Intel D2500HN Product Guide for Intel Desktop Board D2500HN - Page 31
Connecting to the Front Panel Audio Header, Table 5. Front Panel Audio Header for Intel HD Audio
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Installing and Replacing Desktop Board Components Connecting to the Front Panel Audio Header Figure 9, A shows the location of the front panel audio header. The front panel audio header can be used for both Intel HD Audio and AC '97 Audio. Table 5 shows the pin assignments for the Intel HD Audio and Table 6 shows the pin assignments for AC '97 Audio. Table 5. Front Panel Audio Header for Intel HD Audio Pin Signal Name 1 [Port 1] Left channel 3 [Port 1] Right channel Pin Signal Name 2 Ground 4 PRESENCE# (Dongle present) 5 [Port 2] Right channel 6 [Port 1] SENSE_RETURN 7 SENSE_SEND (Jack detection) 8 Key (no pin) 9 [Port 2] Left channel 10 [Port 2] SENSE_RETURN Table 6. Front Panel Audio Header for AC '97 Audio Pin Signal Name 1 MIC 3 MIC_BIAS 5 FP_OUT_R 7 AUD_5V 9 FP_OUT_L Pin Signal Name 2 AUD_GND 4 AUD_GND 6 FP_RETURN_R 8 KEY (no pin) 10 FP_RETURN_L Connecting to the Front Panel USB 2.0 Headers Before connecting to the USB headers, observe the precautions in "Before You Begin" on page 23. See Figure 9, B and F for the location of the USB 2.0 headers. Table 7 shows the pin assignments for the headers. Table 7. Front Panel USB Headers Pin Signal Name Pin 1 +5 VDC 2 3 D- 4 5 D+ 6 7 Ground 8 9 KEY (no pin) 10 Signal Name +5 VDC DD+ Ground No Connect 31
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