Intel Desktop Board DH61BE Product Guide
48
TPM Header
The TPM header is shown in Figure 19, E. Table 9 shows the pin assignments and
signal names for TPM header.
Table 9. TPM Header Signal Names
Pin Signal Name Pin Signal Name
1 CK_33M_TPM_DIP 2 Ground
3 LFRAME# 4 Key (no pin)
5 PLTRST# 6 No connection
7 LAD3 8 LAD2
9 +3.3 V 10 LAD1
11 LAD0 12 Ground
13 No connection 14 No connection
15 +3.3 VSB 16 TPM_SERRQ
17 Ground 18 TPM_CLKRUN#
19 LPCPD# 20 No connection
Front Panel Header
Figure 19, F shows the location of the front panel header. Table 10 shows the pin
assignments and signal names for the front panel header.
Table 10. Front Panel Header Signal Names
Pin Description In/Out
Pin Description In/Out
Hard Disk Drive Activity LED Power LED
1 Hard disk LED pull-up to +5 V
Out 2 Front panel LED+ Out
3 Hard disk active LED Out 4 Front panel LED- Out
Reset Switch On/Off Switch
5 Ground 6 Power switch In
7 Reset switch In 8 Ground
Power Not Connected
9 Power Out 10 No pin
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.