Intel DP43TF Product Guide - Page 45

HD Audio Link Header, S/PDIF Connector, Chassis Intrusion Header

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Installing and Replacing Desktop Board Components HD Audio Link Header See Figure 22, A for the location of the HD Audio Link header. Table 5 shows the pin assignments for the header. Table 5. HD Audio Link Header Signal Names Pin Signal Name 1 BCLK 3 RST# Pin Signal Name 2 Ground 4 DVDD_IO 5 SYNC 6 Ground 7 SDO 9 SDI0 11 SDI1 8 3.3V_DVDD_CORE 10 +12 V 12 Key 13 No Connection 14 3.3V_DUAL 15 No Connection 16 Ground S/PDIF Connector Figure 22, B shows the location of the S/PDIF connector. Table 6 shows the pin assignments and signal names for the S/PDIF connector. Table 6. S/PDIF Connector Signal Names Pin Description 1 Vcc 2 S/PDIF Out 3 Ground Chassis Intrusion Header Figure 22, C on page 44 shows the location of the chassis intrusion header. This header can be connected to a mechanical switch on the chassis to detect if the chassis cover is removed. Table 7 shows the pin assignments for the chassis intrusion header. Table 7. Chassis Intrusion Header Signal Names Pin Description 1 Intruder 2 Ground 45

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Installing and Replacing Desktop Board Components
45
HD Audio Link Header
See Figure 22, A for the location of the HD Audio Link header.
Table 5 shows the pin
assignments for the header.
Table 5. HD Audio Link Header Signal Names
Pin
Signal Name
Pin
Signal Name
1
BCLK
2
Ground
3
RST#
4
DVDD_IO
5
SYNC
6
Ground
7
SDO
8
3.3V_DVDD_CORE
9
SDI0
10
+12 V
11
SDI1
12
Key
13
No Connection
14
3.3V_DUAL
15
No Connection
16
Ground
S/PDIF Connector
Figure 22, B shows the location of the S/PDIF connector.
Table 6 shows the pin
assignments and signal names for the S/PDIF connector.
Table 6. S/PDIF Connector Signal Names
Pin
Description
1
Vcc
2
S/PDIF Out
3
Ground
Chassis Intrusion Header
Figure 22, C on page 44 shows the location of the chassis intrusion header.
This
header can be connected to a mechanical switch on the chassis to detect if the chassis
cover is removed.
Table 7 shows the pin assignments for the chassis intrusion header.
Table 7. Chassis Intrusion Header Signal Names
Pin
Description
1
Intruder
2
Ground