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Dell Latitude E6420 XFR Support Question

Dell Latitude E6420 XFR Support Question

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Question posted by gmnzia on November 15th, 2015

Rs232 Comm Port Is Not Working And Not Appearing In Device Manager

i am having problem with RS232 Comm Port is not working and not appearing in Device Manager

Current Answers

Answer #1: Posted by waelsaidani1 on November 21st, 2015 9:28 AM
waelsaidani1

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install a new driver

Related Dell Latitude E6420 XFR Manual Pages

User Manual - Page 1

... indicates either potential damage to avoid the problem. NOTE: A NOTE indicates important information that helps you how to hardware or loss of data and tells you make better use of your computer. Regulatory Model: P21G Regulatory Type: P21G001 MKW58 A00-00 May 2011 Dell Latitude E6420 XFR Setup and Features Information WARNING: A WARNING indicates...
User Manual - Page 2

Front View Dell Latitude E6420 XFR Setup and Features Information 1 23 1 4 21 20 19 18 5 6 7 17 1 Microphones (2) 16 15 14 2 Display latch 3 Camera (optional) and camera status light 4 Direct Vue™... Secure Digital (SD) memory-card reader 17 Handle 18 Touch pad buttons (2) 19 Touch pad 20 Backlit Keyboard (optional rubber backlit keyboard available) 21 Device status lights Page 2
User Manual - Page 3

... the airflow can damage the computer or cause a fire. Back View Dell Latitude E6420 XFR Setup and Features Information 1 2 3 4 5 10 9 8 7 6 1 Power connector ( ) 2 Battery access panel 3 Power and battery status lights 4 Security cable slot 5 RJ-45 network connector ( ) 6 Serial port connector 7 VGA connector ( ) 8 QuadCool™ sealed thermal chamber 9 Hard Disk Drive...
User Manual - Page 4

Dell Latitude E6420 XFR Setup and Features Information Bottom View 1 2 3 1 4 1 Battery latch release 3 Sliding cover to docking device connector ( ) 2 RF pass-through connectors (see RF Pass-through) (optional) 4 QuadCool™ sealed thermal chamber Page 4
User Manual - Page 5

If the secondary latch is designed to work with your Dell computer. Lower the rear panel. WARNING: Before ... Page 5 Release the rear panel by pushing the slide latch to disengage. 2. Dell Latitude E6420 XFR Setup and Features Information Battery Removal WARNING: Before working inside your computer, read the safety information that shipped with your computer. Replace the battery ...
User Manual - Page 6

... to remove the battery from the computer. Ensure the door is in the fully closed and locked position. Rotate the door into place. 3. Page 6 Dell Latitude E6420 XFR Setup and Features Information 3. Insert battery until you hear a click and a mechanical stop. 2.
User Manual - Page 7

... the left side panel by pushing the latch towards the rear of the hard drive to pull the hard drive from the computer. 1. Page 7 Dell Latitude E6420 XFR Setup and Features Information Hard Drive Removal WARNING: Before working inside your computer, read the safety information that shipped with your computer.
User Manual - Page 8

..., rotate the door back towards the front of the PrimoSeal™ Doors Docking Device Connector Door The docking device connector door is opened by: a. Lock Page 8 Be sure the door is...by pushing to its fully closed by sliding door until it reaches a mechanical stop. Dell Latitude E6420 XFR Setup and Features Information Operation of the computer to the right until the lock symbol is...
User Manual - Page 9

... Secure Digital card can be closed position and press until it is locked when slid outward from the system) b. Insert the card into place. Dell Latitude E6420 XFR Setup and Features Information Slide Latch Doors There are three slide-latch doors on the unit, two on the left to be fully inserted, allowing...
User Manual - Page 10

WARNING: The AC adapter works with your computer at least once before you install any of the procedures ... cable, ensure that shipped with electrical outlets worldwide. Dell Latitude E6420 XFR Setup and Features Information Quick Setup WARNING: Before you begin any cards or connect the computer to a docking device or other external device, such as a mouse or keyboard. (optional) Page 10...
User Manual - Page 11

... cards or connect the computer to remove. 2. Insert the card into a card reader, the information from the bottom to a docking device or other external device, such as a printer. Contactless Smart Cards ( ) - Dell Latitude E6420 XFR Setup and Features Information 4. RF Pass-Through In the event the computer has an integrated WiFi and/or Broadband radio...
User Manual - Page 12

...devices that will not damage the touch screen display. With the optional Direct VueTM Touch Display, a stylus is pre-configured and pre-calibrated at the factory. The use in selecting items on the touch screen. You can be covered by the limited warranty. Dell Latitude E6420 XFR... Touch Display and using an approved pointing device such as passive stylus input directly onto the...
User Manual - Page 13

NOTE: Your touch screen is a USB device. After linearization is completed, the linearity of the touch screen... work accurately. You can gather enough data for more accurate touch screen positional alignment. Page 13 Dell Latitude E6420 XFR Setup and Features Information General The general property page shows all the eGalaxTouch touch screen controllers installed including RS232,...
User Manual - Page 14

...the edge area without accuracy loss. Dell Latitude E6420 XFR Setup and Features Information 2. Press on ...applications where the edge area of the mice devices in the specified double click time will be... this edge compensation tool to solve the problem and allow you with both 9 points ...will appear. Display The eGalaxTouch driver supports multiple monitor and display systems. To work with...
User Manual - Page 15

Dell Latitude E6420 XFR Setup and Features Information Specifications NOTE: Offerings may vary by law to -analog) high definition audio microphone-in/stereo headphones/external speakers connector two Page ...
User Manual - Page 16

Dell Latitude E6420 XFR Setup...wireless local area network (WLAN) and wireless wide area network (WWAN) Ports and Connectors Audio Video Network adapter USB Serial one microphone connector/stereo headphones...4-pin USB 2.0-compliant connectors, one eSATA/USB 2.0-compliant connector one DB9 pin serial (RS232) Memory card reader one 5-in-1 memory card reader Display Type white Light Emitting Diode...
User Manual - Page 17

Dell Latitude E6420 XFR Setup and Features Information Display Dimensions: Height 192.50 mm (7.58 inches) Width 324.00 mm (12.76 inches) Diagonal 355.60 mm (14.00 ...
User Manual - Page 18

Dell Latitude E6420 XFR Setup and Features Information Battery Charge time with computer off (with 90 W adapter) approximately 1 hour to 80% capacity and 2 hours to 158 °F) Physical Height ...
User Manual - Page 19

...®, the Windows Vista start button, and Office Outlook® are trademarks of Advanced Micro Devices, Inc. The Bluetooth® word mark is a registered trademark and AMD Opteron™, AMD... trademarks of Microsoft Corporation in the United States and/or other countries. Dell Latitude E6420 XFR Setup and Features Information Finding More Information and Resources This section is the last...

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