Cable Connection
17
Figure 19 Mini USB Connector
The following table lists the pin definitions of the Mini USB connector.
Table 9 Pin Definitions of the Mini USB Connector
Mini USB Pin
Definition
1
VBUS
2
D-
3
D+
4
ID
5
Grounding
USB Connector
The following figure shows the pin numbers of the USB connector.
Figure 20 USB Connector
The following table lists the pin definitions of the USB connector.
Table 10 Pin Definitions of the USB Connector
USB Pin
Definition
1
VBUS
2
D-
3
D+
4
Grounding
4.5 Grounding
Grounding protects the device from lightning and interference. Therefore, you must ground
the device properly. You need to ground the device before it is powered on and disconnect
the grounding cable after the device is powered off.
There is a grounding screw on the top panel of the device. The screw is for chassis
grounding. After crimping one end of the grounding cable to a cold pressed terminal, secure
