Chassis Intrusion Header; Front Panel Header; Chassis Intrusion Header Signal Names; Front Panel Header Signal Names - Intel BLKDP55WB Product Manual

Chassis Intrusion Header

Figure 22, C 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 7 shows the pin assignments and signal names for the chassis intrusion header.
Table 7. Chassis Intrusion Header Signal Names
Pin Description
1 Intruder#
2 Ground

Front Panel Header

Figure 22, D shows the location of the front panel header. Table 8 shows the pin
assignments and signal names for the front panel header.
Table 8. Front Panel Header Signal Names
Pin Description
Hard Drive Activity LED
1 Hard disk LED pull-up to +5 V Out
3 Hard disk active LED
Reset Switch
5 Ground
7 Reset switch
9 Power
NOTE
When connecting individual wires from your chassis front panel to the front panel
header, be sure to observe the connection polarity. Positive wires are usually
solid color and negative wires are usually white or striped.
Installing and Replacing Desktop Board Components
In/Out Pin
Out
In
Power
Out
Description
Power LED
2 Front panel green LED
4 Front panel yellow LED
On/Off Switch
6 Power switch
8 Ground
Not Connected
10 No pin
In/Out
Out
Out
In
45