Dell Latitude E6420 XFR Setup And Features Information

Also see for Latitude E6420 XFR: Service manual Setup and features information Specifications Specifications

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Dell Latitude E6420 XFR Setup and Features InformationPage 14 | RF Pass-ThroughThe Smart Card can be fully inserted, allowing the protective hinged door to be closed.Insert the card into the smart card slot with the gold contact pad facing upward andpointing toward the smart card slot. Slide the card into the slot until it is fully seated in itsconnector.Pull the smart card from the bottom to remove.2 Contactless Smart Cards ( ) — these cards do not require any physical contact with thereader. The chip communicates with the card reader through RFID induction technology.These cards require only close proximity to an antenna of a card reader to completetransactions.The Contactless Smart Card access is provided to the right of the keyboard touch pad.RF Pass-ThroughIn the event the computer has an integrated WiFi and/or Broadband radio, the RF signals can bepassed through a docking station to external TNC antenna connectors (LAN/WAN/GPS). Thissupports the connection and use of external, vehicle-mounted antennas (purchased separately)for improved radio performance.Direct Vue™ Touch Display InformationThe computer provides an optional touch screen display for entering and selecting data using anapproved pointing device such as your finger, a passive stylus or any non-abrasive smooth bluntobject that will not damage the touch display.NOTE: To ensure you properly care for and maintain your touch display, adhere to the careinstructions regarding the display.WARNING: The optional Direct Vue™ Touch Display has been designed to accept finger touchas well as passive stylus input directly onto the screen. With the optional Direct Vue™ touchdisplay, a stylus is included with the computer for use in selecting items on the touch screen.Other pointing devices can be used with the touch screen such as any non-abrasive, smoothor blunt object that will not damage the touch screen display. The touch screen surface canbe damaged by ink pens, marker pens or other pointed or abrasive objects. The use of non-approved input devices that cause damage to the digitizer or LCD may not be covered by thelimited warranty.The touch screen is pre-configured and pre-calibrated at the factory, but may require furthercalibration to improve accuracy for entering or selecting data on the touch display. Please see“Tools” on page 16 for information on Calibrating your Touch Display and using your stylus.Accessing Drivers and DocumentationYour Direct Vue Touch Display’s drivers, touch-input parameters and documentation havebeen pre-loaded at the factory. For experienced users or IT administrators - if you need to