Intel DG41KR English Product Guide - Page 46

Front Panel HD Audio Header, Serial Port Header

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Intel Desktop Board DG41KR Product Guide Front Panel HD Audio Header The front panel audio header shown in Figure 21, A supports both Intel High Definition (HD) Audio and AC '97 Audio. Table 5 shows the pin assignments and signal names for HD Audio and Table 6 shows the pin assignments and signal names for AC '97 Audio. Table 5. Front Panel Audio Signal Names for Intel HD Audio Pin Signal Name 1 PORT 1L (Microphone) 3 PORT 1R (Microphone) Pin Signal Name 2 GND 4 PRESENCE# 5 PORT 2R (Headphone) 6 SENSE1_RETURN 7 SENSE_SEND 9 PORT 2L (Headphone) 8 KEY (no pin) 10 SENSE2_RETURN Table 6. Front Panel Audio Header Signal Names 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 Serial Port Header See Figure 21, B for the location of the serial port header. Table 7 shows the pin assignments for the header. Table 7. Serial Port Header Signal Names Pin Signal Name 1 DCD 3 TXD# 5 Ground 7 RTS 9 RI Pin Signal Name 2 RXD# 4 DTR 6 DSR 8 CTS 10 No Connection 46

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Intel Desktop Board DG41KR Product Guide
46
Front Panel HD Audio Header
The front panel audio header shown in Figure 21, A supports both Intel High Definition
(HD) Audio and AC ’97 Audio.
Table 5 shows the pin assignments and signal names for HD Audio and Table 6 shows
the pin assignments and signal names for AC ’97 Audio.
Table 5. Front Panel Audio Signal Names for Intel HD Audio
Pin
Signal Name
Pin
Signal Name
1
PORT 1L (Microphone)
2
GND
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 6.
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
AUD_GND
5
FP_OUT_R
6
FP_RETURN_R
7
AUD_5V
8
KEY (no pin)
9
FP_OUT_L
10
FP_RETURN_L
Serial Port Header
See Figure 21, B for the location of the serial port header.
Table 7 shows the pin
assignments for the header.
Table 7. Serial Port Header Signal Names
Pin
Signal Name
Pin
Signal Name
1
DCD
2
RXD#
3
TXD#
4
DTR
5
Ground
6
DSR
7
RTS
8
CTS
9
RI
10
No Connection