Dell PowerEdge SC 430 - Manual (Page 6)

USB Connector
The system's USB connector supports USB-compliant peripherals such as keyboards, mice, and printers and may also support USB-compliant devices such as
diskette drives, CD drives, and compact flash drives.
Figure B -3 illustrates the pin numbers for the USB connector and Table B -3 defines the pin assignments
for the connector.
Figure B-3. USB Connector Pin Numbers
Table B-3. USB Connector Pin Assignments
Integrated NIC Connector
The system's integrated NIC functions as a separate network expansion card while providing fast communication between servers and workstations. Figure B -
4 illustrates the pin numbers for the NIC connector and Table B -4 defines the pin assignments for the connector.
Figure B-4. NIC Connector
Table B-4. NIC Connector Pin Assignments
4 NC N/A No connection
5–8, 10 GND N/A Signal ground
9 VCC N/A Vcc
11 NC N/A No connection
12 DDC data out O Monitor detect data
13 HSYNC O Horizontal synchronization
14 VSYNC O Vertical synchronization
15 NC N/A No connection
NOTE: Your system provides five USB connectors on the back panel and two USB connectors on the front panel.
NOTICE: Do not attach a USB device or a combination of USB devices that draw a maximum current of more than 500 mA per channel or +5 V. Attaching
devices that exceed this threshold may cause the USB connectors to shut down. See the documentation that accompanied the USB devices for their
maximum current ratings.
Pin Signal I/O Definition
1 Vcc N/A Supply voltage
2 DATA I Data in
3 +DATA O Data out
4 GND N/A Signal ground
Pin Signal I/O Definition
1 TD+ O Data out (+)
2 TD– O Data out (–)
3 RD+ I Data in (+)
4 NC N/A No connection
5 NC N/A No connection
6 RD– I Data in (–)
7 NC N/A No connection
8 NC N/A No connection