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17
J15: Audio Front Panel Header
MIC_L
1
2
GND
MIC_R
3
4
PRESENCE#
LINE_OUT_R
5
6
MIC_SENSE_RETURN
SENSE_SEND
7
8
KEY
LINE_OUT_L
9
10
LINEOUT_SENSE_RETURN
P17: Intel HD Audio Digital Header
Intel HD Audio Digital Header is used to support one HD Codec on a cabled up card.
BCLK
1
2
GND
RST#
3
4
DVDD_IO
SYNC
5
6
GND
SDO
7
8
3.3V_DVDD_CORE
SDI
9
10
12V
RSVD
11
12
KEY
RSVD
13
14
3.3V_DUAL
RSVD
15
16
GND
J7: LED Interface Connector
LED Interface Connector is used to connect some control or signal wires from motherboard
to chassis, such as HDD LED, power LED, power button, and reset button.
GND
1
2
SPKR_OUT_L
S
3
4
KEY
KEY
5
6
GND
P_0
7
8
SPKR_OUT_H
P_1
9
10
NC1
GND
11
12
NC2
3.3V
13
14 KEY
MSG_LED
15
16
NC3
KEY
17
18
SCSI_LED -_0
3.3V
19
20
SCSI_LED -_1
HDD_LED -
21
22
NC4
GND
23
24 KEY
PWRBTN_N
25
26
GND
SLPBTN_N
27
28
GND
RESET_N
29
30
GND
