Intel DQ35JO Product Guide - Page 51

Connecting to the HD Audio Link Header, Connecting to the IEEE 1394a Header

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Installing and Replacing Desktop Board Components Connecting to the HD Audio Link Header See Figure 24, A for the location of the HD Audio Link header. Table 6 shows the pin assignments for the header. Table 6. HD Audio Link Header Signal Names Pin Signal Name 1 BCLK 3 RST# Pin Signal Name 2 Ground 4 3.3 Vcc 5 SYNC 6 Ground 7 SDO 9 SDI0 11 SDI1 8 3.3 Vcc 10 +12 V 12 Key 13 No Connection 14 3.3 V STBY 15 No Connection 16 Ground Connecting to the IEEE 1394a Header See Figure 24, C for the location of the IEEE 1394a header. Table 7 shows the pin assignments for the header. Table 7. IEEE 1394a Signal Header Names Pin Signal Name 1 TPA1+ Pin Signal Name 2 TPA1- 3 Ground 4 Ground 5 TPA2+ 6 TPA2- 7 +12 V 9 Key (no pin) 8 +12 V 10 Ground Installing a Front Panel Audio Solution for Intel® High Definition Audio Figure 24, B shows the location of the front panel audio header. Table 8 shows the pin assignments for the front panel audio header. Table 8. Front Panel Intel High Definition Audio Header Signal Names Pin Signal Name 1 PORT 1L 3 PORT 1R 5 PORT 2R 7 SENSE_SEND 9 PORT 2L Pin Signal Name 2 GND 4 PRESENCE# 6 SENSE1_RETURN 8 KEY (no pin) 10 SENSE2_RETURN 51

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Installing and Replacing Desktop Board Components
51
Connecting to the HD Audio Link Header
See Figure 24, A for the location of the HD Audio Link header.
Table 6 shows the pin
assignments for the header.
Table 6. HD Audio Link Header Signal Names
Pin
Signal Name
Pin
Signal Name
1
BCLK
2
Ground
3
RST#
4
3.3 Vcc
5
SYNC
6
Ground
7
SDO
8
3.3 Vcc
9
SDI0
10
+12 V
11
SDI1
12
Key
13
No Connection
14
3.3 V STBY
15
No Connection
16
Ground
Connecting to the IEEE 1394a Header
See Figure 24, C for the location of the IEEE 1394a header.
Table 7 shows the pin
assignments for the header.
Table 7. IEEE 1394a Signal Header Names
Pin
Signal Name
Pin
Signal Name
1
TPA1+
2
TPA1-
3
Ground
4
Ground
5
TPA2+
6
TPA2-
7
+12 V
8
+12 V
9
Key (no pin)
10
Ground
Installing a Front Panel Audio Solution for Intel
®
High
Definition Audio
Figure 24, B shows the location of the front panel audio header.
Table 8 shows the pin
assignments for the front panel audio header.
Table 8. Front Panel Intel High Definition Audio Header Signal Names
Pin
Signal Name
Pin
Signal Name
1
PORT 1L
2
GND
3
PORT 1R
4
PRESENCE#
5
PORT 2R
6
SENSE1_RETURN
7
SENSE_SEND
8
KEY (no pin)
9
PORT 2L
10
SENSE2_RETURN