Intel Desktop Board DH55TC Product Guide
50
Front Panel USB 2.0 Headers
Figure 23, G shows the location of the front panel USB 2.0 header (with Intel Z-U130
USB Solid-State Drive (or Compatible Device) Support) and Table 12 shows its pin
assignments and signal names.
Table 11. Front Panel USB Header (with Intel Z-U130 USB Solid-State Drive
(or Compatible Device) Support) Signal Names
Pin Signal Name Pin Signal Name
1 +5 VDC 2 +5 VDC
3 D- 4 D-
5 D+ 6 D+
7 Ground 8 Ground
9 KEY (no pin) 10 LED#
Figure 23, H shows the location of the standard front panel USB 2.0 header and
Table 12 shows its pin assignments and signal names.
Table 1
2. USB 2.0 Header 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.