Intel DQ57TM Intel Desktop Board DQ57TM Product Guide English - Page 57

S/PDIF Header, Chassis Intrusion Header, Alternate Front Panel Power LED Header

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Installing and Replacing Desktop Board Components S/PDIF Header Figure 26, C shows the location of the S/PDIF output header. Table 9 shows the pin assignments and signal names for the S/PDIF output header. Table 9. S/PDIF Header Signal Names Pin Description 1 Ground 2 S/PDIF Out 3 Key (no pin) 4 +5 VDC Chassis Intrusion Header Figure 26, E 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. This switch should be in the open position when the chassis cover is installed and closed when the cover is removed. Table 10 shows the pin assignments and signal names for the chassis intrusion header. Table 10. Chassis Intrusion Header Signal Names Pin Description 1 Intruder# 2 Ground Alternate Front Panel Power LED Header Figure 26, F shows the location of the alternate front panel power LED header. Pins 1 and 3 of this header duplicate the signals on pins 2 and 4 of the front panel header. If your chassis has a three-pin power LED cable, connect it to this header. Table 11 shows the pin assignments for the alternate front panel header. Table 11. Alternate Front Panel Power LED Header Signal Names Pin Signal Name 1 Front panel LED+ 2 No pin 3 Front panel LED- In/Out Out Out 57

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Installing and Replacing Desktop Board Components
57
S/PDIF Header
Figure 26, C shows the location of the S/PDIF output header.
Table 9 shows the pin
assignments and signal names for the S/PDIF output header.
Table 9. S/PDIF Header Signal Names
Pin
Description
1
Ground
2
S/PDIF Out
3
Key (no pin)
4
+5 VDC
Chassis Intrusion Header
Figure 26, E 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.
This switch should be in the open position when the chassis cover is
installed and closed when the cover is removed.
Table 10 shows the pin assignments and signal names for the chassis intrusion header.
Table 10. Chassis Intrusion Header Signal Names
Pin
Description
1
Intruder#
2
Ground
Alternate Front Panel Power LED Header
Figure 26, F shows the location of the alternate front panel power LED header.
Pins 1
and 3 of this header duplicate the signals on pins 2 and 4 of the front panel header.
If
your chassis has a three-pin power LED cable, connect it to this header.
Table 11
shows the pin assignments for the alternate front panel header.
Table 11. Alternate Front Panel Power LED Header Signal Names
Pin
Signal Name
In/Out
1
Front panel LED+
Out
2
No pin
3
Front panel LED-
Out