Intel WX58BP Product Guide - Page 45
Chassis Intrusion Header, IEEE 1394a Header
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Updating the BIOS Chassis Intrusion Header Figure 23, E shows the location of the chassis intrusion header. You can connect this header to a mechanical switch on the chassis to detect if the chassis cover is removed. Table 6 shows the pin assignments and signal names for the chassis intrusion header. Table 6. Chassis Intrusion Header Signal Names Pin Description 1 Intruder 2 Ground IEEE 1394a Header Figure 23, F shows the location of the IEEE 1394a header. Table 7 shows the pin assignments and signal names for the IEEE 1394a header. Table 7. IEEE 1394a Header Signal Names Pin Signal Name 1 TPA1+ 3 Ground 5 TPA2+ 7 +12 V 9 Key (no pin) Pin Signal Name 2 TPA1- 4 Ground 6 TPA2- 8 +12 V 10 Ground 45
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Updating the BIOS
45
Chassis Intrusion Header
Figure 23, E shows the location of the chassis intrusion header. You can connect this
header to a mechanical switch on the chassis to detect if the chassis cover is removed.
Table 6 shows the pin assignments and signal names for the chassis intrusion header.
Table 6.
Chassis Intrusion Header Signal Names
Pin
Description
1
Intruder
2
Ground
IEEE 1394a Header
Figure 23, F shows the location of the IEEE 1394a header. Table 7 shows the pin
assignments and signal names for the IEEE 1394a header.
Table 7.
IEEE 1394a Header Signal 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