Intel Desktop Board DH61DL Product Guide
44
Front Panel USB 2.0 Headers
Figure 19, C shows the location of the front panel USB 2.0 headers and Table 7 shows
the pin assignments and signal names.
Table 7. Front Panel USB 2.0 Headers Signal Names
Pin Signal Name Pin Signal Name
1 Power (+5 V) 2 Power (+5 V)
3 D- 4 D-
5 D+ 6 D+
7 Ground 8 Ground
9 Key 10 No Connection
NOTE
Computer systems that have an unshielded cable attached to a USB port might not
meet FCC Class B requirements, even if no device or a low-speed USB device is
attached to the cable. Use a shielded cable that meets the requirements for a
full-speed USB device.
Front Panel Header
Figure 19, 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 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.
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