Getting Started 1-9Rear ComponentsRef Component Description See Also Power Connector Connects the AC adapter. P. 1-3 USB Port Connects a USB device, such as a USBflash disk, printer, digital camera, joystick,and more.P. 4-5 WWAN Pass-through Connector(option)Connects the external antenna for WWAN(wireless wide area network) connectivity. WiFi Pass-throughConnector (option)Connects the external antenna for WLAN(wireless local area network) connectivity. Docking Connector Connects to the office or vehicle dock(purchased separately). VGA Connector Connects an external display monitor. P. 4-2 Serial Connectors Each of the two connectors connects aserial mouse or serial communicationdevice.P. 4-4