Dell™ Latitude™ XT2 XFR Service Manual
Dell™ Latitude™ XT2 XFR Service Manual Notes, Notices, and Cautions NOTE: A NOTE indicates important information that helps you make better use of your computer. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Information in this document is subject to change without notice.
Dell™ Latitude™ XT2 XFR Service Manual Table of Contents 1 XT2 XFR FEATURES ...................................................................................................................................... 6 1.1 XT2 XFR USER MODES ................................................................................................................................. 6 1.1.1 Notebook Mode ..........................................................................................................................
Dell™ Latitude™ XT2 XFR Service Manual 4.10 COIN-CELL BATTERY ................................................................................................................................. 48 4.10.1 Removing the Coin-Cell Battery .............................................................................................. 48 4.10.2 Installing the Coin-Cell Battery ............................................................................................... 49 4.11 USB INTERFACE BOARD ................
Dell™ Latitude™ XT2 XFR Service Manual 6.2.8 Video and Display Problems ......................................................................................................... 83 6.3 DELL TECHNICAL UPDATE SERVICE ............................................................................................................. 83 6.4 DELL SUPPORT UTILITY ................................................................................................................................ 84 6.4.
Dell™ Latitude™ XT2 XFR Service Manual 1 XT2 XFR Features 1.1 XT2 XFR User Modes 1.1.1 Notebook Mode Your XT2 XFR can be used either in notebook mode or tablet mode. To use your XT2 XFR in notebook mode, open the display until it reaches a comfortable viewing angle as in the image to the above, and use the keyboard and display as you would those of any other notebook computer.
Dell™ Latitude™ XT2 XFR Service Manual 1.1.2 Tablet Mode Your XT2 XFR converts from notebook mode to tablet mode with a 180-degree clockwise twist of the display’s rotating hinge. CAUTION: Forcing the hinge beyond the 180-degree point will damage the XT2 XFR. Open the display of the XT2 XFR until it reaches a 90-degree angle, perpendicular to the base.
Dell™ Latitude™ XT2 XFR Service Manual 1.2 XT2 XFR Buttons 1.2.1 Tablet Buttons Your XT2 XFR has three tablet buttons located beside the power button. In order for these buttons to function properly, Dell Control Point System Manager must be installed. 1 2 3 1 Power Button 3 2 Windows security button 4 Screen rotate button Dell Control Point button 4 Power button — Used to power the system on and off.
Dell™ Latitude™ XT2 XFR Service Manual To select objects, press and release the scroll control when it is in the center/neutral position. To launch context sensitive menus, press and hold the scroll control until a complete circle is drawn on the display then release. This is equivalent to clicking the right mouse button on a notebook computer. Use the back button to move backwards in applications that support navigation, such as web browsers and Windows Explorer.
Dell™ Latitude™ XT2 XFR Service Manual The table below describes how to use the pen. Electrostatic Pen Usage Appearance Action Function Gently tap the pen tip on the screen of your Tablet PC. Same as a single-click on a mouse. Gently tap the pen tip twice in quick succession on the screen of your XT2 XFR. Same as a double-click on a mouse. Touch the pen on the screen and hold it in place momentarily until Windows draws a complete circle around the cursor. Same as a right-click on a mouse.
Dell™ Latitude™ XT2 XFR Service Manual You can use the writing pad, the character pad, or the on-screen keyboard to enter text. The writing pad and the character pad convert your handwriting into typed text. The on-screen keyboard works just like a standard keyboard except that you enter text by tapping keys with your tablet pen. The following table describes the different choices for using the Input Panel.
Dell™ Latitude™ XT2 XFR Service Manual Pen Flicks Pen flicks enable you to use the pen to perform actions that normally require a keyboard, such as pressing or using the directional arrow keys. Pen flicks are quick, directional gestures. You simply quickly draw a short line in one of eight directions. When a pen flick is recognized, the XT2 XFR performs the action assigned. The image below depicts the default pen flick settings.
Dell™ Latitude™ XT2 XFR Service Manual Using the Pen as a Pen The native handwriting recognition software makes it easy to enter text into your applications with the pen. Some applications, such as Windows Journal, allow you to write with the pen directly into the application window. Tablet PC Input Panel When an application does not directly support pen input, you can use the Tablet PC Input Panel to enter text into your application. If you tap in an editable area, the Tablet PC Input Panel icon appears.
Dell™ Latitude™ XT2 XFR Service Manual an InstallShield Wizard will walk you through the process of installing the software. The appearance of the N-trig icon is an indication of a successful installation. 1.4.2 Windows™ XP vs. Windows Vista™ There is only one major difference in the N-trig applet between XP and Vista. On the Digitizer Options tab, under the Input Mode section, there is no listing for Dual Mode on the XP version.
Dell™ Latitude™ XT2 XFR Service Manual Clicking on Properties opens up the N-trig Tablet Settings window. There are four tabs on the N-trig Tablet Settings window: Digitizer Options • Interaction Options • Multi-Touch Gestures • About • 1.4.3.
Dell™ Latitude™ XT2 XFR Service Manual 1.4.3.1.1 Input Mode Selection The N-trig applet has 4 operating modes: Pen Only — In this mode, the stylus is the only device that can be used as the input device with the N-trig digitizer. Changing from Pen Only mode to any other mode is done by clicking with an active input device on the N-trig Applet icon in the system tray. When the applet is open, select desired mode and press OK.
Dell™ Latitude™ XT2 XFR Service Manual After the test is complete, the results are displayed as illustrated below. Use this table to define the result codes. Digitizer Self Test Result Codes Code Test Error Details A-trigs connectivity Digitizer analog processor fail Digitizer is unable to initialize or read samples from analog processor. No pen or touch position is reported. 11 Stylus excitation No pen excitation Signals received during the stylus excitation test are below certain limit.
Dell™ Latitude™ XT2 XFR Service Manual 49 Host Timeout Error Host Timeout Error Host communication or resources problem in executing diagnostics. 50 Capacitor Calibration Required Hardware calibration is required Hardware calibration is required to gain maximum performance. 1.4.3.2 Interaction Options Tab The Interaction Options tab controls the visual and sound effects that can modify the user experience while operating the system's various modes. 1.4.3.2.
Dell™ Latitude™ XT2 XFR Service Manual Scroll Gesture Placing two fingers on the screen and moving them horizontally or vertically generates scrolling in the direction of movement: right, left, up, or down. Zoom Gesture Touching the screen with two fingers and moving them together or apart generates a zoom-in or zoom-out command to the screen. Two-Fingers Double-Tap Gesture Tapping the screen twice with two fingers sends an operating system command that you can configure.
Dell™ Latitude™ XT2 XFR Service Manual 1.5 XT2 XFR Pen Your XT2 XFR uses a specifically designed electrostatic pen or stylus for use in tablet PC mode. Instead of relying on battery power, the energy source for the stylus is magnetic energy produced by the excitation coil built into the digitizer itself. The signal from the coil is picked up by the stylus and triggers the stylus to transmit an electric field.
Dell™ Latitude™ XT2 XFR Service Manual 1. 2. 3. 4. Open Dell Control Point. Click System Tablet Settings. On the Dell Tablet Settings window, click Pen & Input then click Calibrate. Follow the instructions on the screen. The calibration markers are displayed on the screen as plus signs (+). Tap the pen in the exact center of each of the calibration markers. NOTE: Be sure to calibrate the pen for use in both portrait and landscape display orientations. 1.5.
Dell™ Latitude™ XT2 XFR Service Manual 1.6 Application Matrix The following matrix shows the gestures supported by the operating system and specific application software packages. Other applications may also respond to these gestures.
Dell™ Latitude™ XT2 XFR Service Manual 2.1 Before Working Inside Your XT2 XFR Use the following safety guidelines to help protect your XT2 XFR from potential damage and to help to ensure your personal safety. Unless otherwise noted, each procedure included in this document assumes that the following conditions exist: • • • You have performed the steps in Working on Your XT2 XFR. You have read the safety information that shipped with your XT2 XFR.
Dell™ Latitude™ XT2 XFR Service Manual CAUTION: To guard against electrical shock, always unplug your XT2 XFR from the electrical outlet before opening the display. CAUTION: Before touching anything inside your XT2 XFR, ground yourself by touching an unpainted metal surface, such as the metal at the back of the XT2 XFR. While you work, periodically touch an unpainted metal surface to dissipate static electricity, which could harm internal components. 11.
Dell™ Latitude™ XT2 XFR Service Manual After you complete any replacement procedure, ensure you connect any external devices, cards, and cables before turning on your computer. CAUTION: To avoid damage to the XT2 XFR, use only the battery designed for this particular Dell computer. Do not use batteries designed for other Dell computers. 1. Connect any external devices, such as a port replicator, battery slice, or media base, and replace any cards, such as an ExpressCard. 2.
Dell™ Latitude™ XT2 XFR Service Manual 9 WIFI ASSEMBLY custom 10 1 HINGE PLATE TO CHASSIS M2.5 x 5 21106-01 2 M2 x 3 21106-00 2 M2 x 3 21106-00 4 M2 x 3 21106-00 2 M2 x 3 21106-00 1 M2 x 3 21106-00 2 CSK screw-M2x 5 40628 1 M2 x 3 21106-00 1 custom Thread Forming 3 M2 x 3 21106-00 4 custom csk 40319 3 M2.5 x 5 21106-01 4 M2.5 x 5 21106-01 4 M2.5 x 8 21106-02 8 M2.5 x 7 40630 4 M2.
Dell™ Latitude™ XT2 XFR Service Manual custom Thread Forming M2.5 x 5 21106-01 7 M2.5 x 8 21106-02 1 M2.5 x 8 21106-02 9 M2 x 3 21106-00 4 custom 40190 4 custom 40190 4 custom 40301 2 Base to Palm rest 1 2 3 under the battery area under the battery area bottom side screws Battery Module 1 Battery module assy KEYPAD / HINGE COVER 1 Captive screw-M2 Dimms Door 1 Captive screw-M2 Latch Palm Rest 1 shoulder screw, Captive 4 Adding and Replacing Parts 4.
Dell™ Latitude™ XT2 XFR Service Manual 4.1.1 Removing the Main Battery 1. Follow the procedures in Before Working Inside Your XT2 XFR. 2. Slide the two battery-bay latch releases on the bottom of the XT2 XFR outward to each side. 3. Slide the battery out of the battery bay. Lift slightly using the latches to release the back edge. 4. Remove the battery from the XT2 XFR. 4.1.2 Removing the Battery from the Battery Door 1. Follow the procedures in Before Working Inside Your XT2 XFR. 2.
Dell™ Latitude™ XT2 XFR Service Manual 4. Rotate the door up to remove the battery. 5. Remove the battery. 4.1.3 Installing the Battery into the Battery Door 1. Place the bracket onto the battery. 2. Slide the battery onto the battery door and align the tabs on the battery with the door tabs.
Dell™ Latitude™ XT2 XFR Service Manual 3. Hold the bracket down and tighten the four captive screws. 4.2 Hinge Cover WARNING: Before working inside your XT2 XFR, read the safety information that shipped with your XT2 XFR. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. 4.2.1 Removing the Hinge Cover 1. Follow the procedures in Before Working Inside Your XT2 XFR. 2. Remove the battery from the XT2 XFR. 3.
Dell™ Latitude™ XT2 XFR Service Manual 4.3 Keyboard WARNING: Before working inside your XT2 XFR, read the safety information that shipped with your XT2 XFR. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. 4.3.1 1. 2. 3. 4. Removing the Keyboard Follow the procedures in Before Working Inside Your XT2 XFR. Before performing this step, follow the instructions in removing the battery section.
Dell™ Latitude™ XT2 XFR Service Manual 5. Gently slide the keyboard towards the display. 6. Remove the two screws (M2 x 3-mm) securing the connector door to the palm rest. 7. Lift and remove the connector door. 8. Release the zif connector for the touchpad cable.
Dell™ Latitude™ XT2 XFR Service Manual 7. Disconnect the touch pad cable. 8. Release the zif connector for the keyboard cable.
Dell™ Latitude™ XT2 XFR Service Manual 9. Lift using the blue pull tab on the keyboard cable and disconnect the keyboard cable from the system board. 10. Remove the keyboard from the XT2 XFR. 4.4 Memory and Mini-Card Cover WARNING: Before working inside your XT2 XFR, read the safety information that shipped with your XT2 XFR. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. 4.4.1 Removing the Memory and Mini-Card Cover 1.
Dell™ Latitude™ XT2 XFR Service Manual 4. Lift the cover up from the left side using the grip tab. 5. Lift the cover while sliding to the left, and remove from the XT2 XFR.
Dell™ Latitude™ XT2 XFR Service Manual 4.5 Memory WARNING: Before working inside your XT2 XFR, read the safety information that shipped with your XT2 XFR. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. 4.5.1 1. 2. 3. 4. Removing a Memory Module Follow the procedures in Before Working Inside Your XT2 XFR. Remove the battery before continuing. Remove the memory and mini-card cover before continuing.
Dell™ Latitude™ XT2 XFR Service Manual 4.6 Hard Drive WARNING: Before working inside your XT2 XFR, read the safety information that shipped with your XT2 XFR. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. 4.6.1 Removing the Hard Drive 1. Follow the procedures in Before Working Inside Your XT2 XFR. 2. Remove the battery from the XT2 XFR. 3.
Dell™ Latitude™ XT2 XFR Service Manual 4. Lift the handle to remove the hard drive from the XT2 XFR. Handle 4.7 Mini-Card WARNING: Before working inside your XT2 XFR, read the safety information that shipped with your XT2 XFR. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
Dell™ Latitude™ XT2 XFR Service Manual 4.7.1 Removing the Mini-Card Follow the procedures in Before Working Inside Your XT2 XFR. Remove the battery from the XT2 XFR. Remove the memory and mini-card cover before continuing. Depending on the type of wireless adapter installed, disconnect either two or three antenna cables from the mini-card. Each mini-card will have a label for the wire to be connected or disconnected from the adapter. WWAN, WLAN and WPAN mini-cards all have similar labeling. 1. 2. 3. 4.
Dell™ Latitude™ XT2 XFR Service Manual 5. Use your finger to gently pry the retaining clips back and release the mini-card. 6. Remove the mini-card from the XT2 XFR at an angle.
Dell™ Latitude™ XT2 XFR Service Manual 4.8 Internal Card With Bluetooth® Wireless Technology WARNING: Before working inside your XT2 XFR, read the safety information that shipped with your XT2 XFR. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. 4.8.1 Removing the Internal Card With Bluetooth Wireless Technology 1. Follow the procedures in Before Working Inside Your XT2 XFR. 2. Remove the battery before continuing. 3.
Dell™ Latitude™ XT2 XFR Service Manual 6. Remove the Bluetooth assembly from the XT2 XFR.
Dell™ Latitude™ XT2 XFR Service Manual 4.9 Palm Rest WARNING: Before working inside your XT2 XFR, read the safety information that shipped with your XT2 XFR. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. 4.9.1 Removing the Palm Rest 1. 2. 3. 4. 5. 6. Follow the procedures in Before Working Inside Your XT2 XFR. Remove the battery before continuing. Remove the hard drive before continuing.
Dell™ Latitude™ XT2 XFR Service Manual 12. Lay the display assembly behind the chassis. 13. Gently lift the palm rest, moving the door opening over to the right slightly and disconnect the touchpad cable. 14. Lift the palmrest from the left side slightly and tilt the palm rest up towards the right to disconnect the LCD to USB hub board and USB hub board to system board connector.
Dell™ Latitude™ XT2 XFR Service Manual 15. Remove the palm rest from the XT2 XFR. 4.9.2 Installing the Palm Rest 1. Insert the cable clamp over the LCD cables and secure with the cable clamp to base screws. CAUTION: Make sure the cable clamp is set properly over the cable gasket and the cable gasket is secure before proceeding. Failure to perform this step properly could cause an inlet for moisture into the system. 2.
Dell™ Latitude™ XT2 XFR Service Manual 3. Ensure the ribbon cable for the touch pad can be seen through the palm rest door, then place the palm rest over the chassis so the view through the door is over the touchpad connector. Insert the touch pad cable into the connector and close the lock tab. 4. Lift the palm rest slightly and set it into position over the edge gaskets and press on the palm rest front edge to lock the palm rest into place. 5. Install the screw on the right side of the keyboard valley.
Dell™ Latitude™ XT2 XFR Service Manual 6. With the LCD bracket rotated 90 degrees, set the display onto the chassis and align the bracket guide pins. Bracket guide pin 7. Install the back hinge cap and tighten the two screws securing the cover. 8. Install the front two screws securing the display to the chassis. Rotate the display to notebook mode before continuing. 9. Install the keyboard. (see Keyboard chapter for reference) 10. Install the hinge cover. (see Hinge Cover chapter for reference) 11.
Dell™ Latitude™ XT2 XFR Service Manual 13. 14. 15. 16. 17. Install Install Install Install Install 4.10 the the the the the WLAN/WWAN mini-cards. (See mini-card chapter for reference) memory module. (See memory chapter for reference) mini-card and memory door. (See memory cover chapter for reference) hard drive. (See hard drive chapter for reference) battery.
Dell™ Latitude™ XT2 XFR Service Manual 4.10.2 Installing the Coin-Cell Battery 1. Connect the coin-cell battery to the system board. 2. Place the tape side of the battery to the left of the chassis pad directly in front of the USB connector location. DO NOT place battery on chassis pad. 3. Follow the procedures for Installing the palm rest. 4.11 4.11.
Dell™ Latitude™ XT2 XFR Service Manual 1. Follow the procedures in Before Working Inside Your XT2 XFR. 2. Follow the procedures in removing the palm rest before continuing. 3. Flip the palm rest over and remove the protective Mylar tape (covering the USB hub board assembly), and save, as this will be replaced later during installation. 4. Disconnect the Smartcard reader cable, the Bluetooth cable and the system board cable from the ZIF connectors on the USB Interface board. 5.
Dell™ Latitude™ XT2 XFR Service Manual 4. Loosen and remove the screw holding the stylus bay housing to the chassis. 5. Unthread the cable and connector for the stylus bay. 6. Remove the Stylus Bay from the bottom chassis by lifting up. Being careful not to damage the grommet that seals to the base. 4.12.2 1. 2. 3. 4. Installing the Stylus Bay Start by threading the cable and connector through the opening in the chassis. Set the grommet surrounding the cable in the opening to produce a seal.
Dell™ Latitude™ XT2 XFR Service Manual 4.13.1 Removing the Speaker 1. Follow the procedures in Before Working Inside Your XT2 XFR. 2. Follow the procedures in removing the palm rest before continuing. 3. Disconnect the speaker cable from the system board. 4. Remove the speaker assembly from the XT2 XFR.
Dell™ Latitude™ XT2 XFR Service Manual 4.14 WiFi Sniffer Assembly WARNING: Before working inside your XT2 XFR, read the safety information that shipped with your XT2 XFR. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. 4.14.1 WiFi Sniffer Assembly Removal 1. Follow the procedures in Before Working Inside Your XT2 XFR. 2. Follow the procedures in Removing the palm rest before continuing. 3.
Dell™ Latitude™ XT2 XFR Service Manual 4.15 Sniffer Button and Wifi Switch 1. Remove the sniffer button by inserting a plastic scribe on the top corner and lightly pressing down to relase the seal. 2. Remove the button. 4.15.1 Installing the Wifi sniffer button 1. Place the rubber sniffer button over the hole and gently press while rolling your finger over the button. This is a self sealing button. 2. Verify the button is sealed by sliding your finger over it. 4.15.
Dell™ Latitude™ XT2 XFR Service Manual 3. Press the switches clips through the hole in the bracket until it locks in place. Set flat scribe here. NOTE: It may help to hold the tool and bracket in place with the flathead screwdriver and set the switch in place then use your index finger to hold the upper part of the bracket while pressing the switch into place with your thumb. 4. Perform the steps for Installing the WiFi Sniffer Assembly. 5. To complete perform the steps for Installing the Palm Rest.
Dell™ Latitude™ XT2 XFR Service Manual 4.16 System Board WARNING: Before working inside your XT2 XFR, read the safety information that shipped with your XT2 XFR. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. 4.16.1 1. 2. 3. 4. 5. 6. 7. 8. 9. Removing the System Board Follow the procedures in Before Working Inside Your XT2 XFR. Follow the procedures in removing the palm rest before continuing.
Dell™ Latitude™ XT2 XFR Service Manual 2 3 5 4 1 6 1 Speaker connection 2 Stylus connection 3 Coin-cell battery connection 4 WiFi sniffer connection 5 System board screw (2.5 x 5-mm) 6 System board screw at bracket (2.5 x 8-mm) 10. Carefully lift the gasket surround from the fan housing area and lift the gasket from over the video/antenna cable socket. 11. Lift the system board up and remove from the XT2 XFR.
Dell™ Latitude™ XT2 XFR Service Manual 4.16.2 Installing the System Board 1. Examine the system board to make sure there are nine (9) insulation pads set around the grounding clips on the palmrest side of the system board, and one (1) on the processor side of the system board near the docking connector. 2. Place the system board into the chassis and seat the fan cable grommet into the grommet channel. 3. Install the screws (1 – 2.5 x 5-mm), (1- 2.
Dell™ Latitude™ XT2 XFR Service Manual 5 System board screw (2.5 x 5-mm) 6 System board screw at bracket (2.5 x 8-mm) 4. 5. 6. 7. 8. 9. Connect the sniffer switch cable to the system board. Connect the stylus bay cable to the system board. Connect the speaker to the system board. Connect the video cable to the system board. Connect the coin-cell battery to the system board. Place the fan bay gasket back into the channel and press down as it’s laid over to ensure a proper fit.
Dell™ Latitude™ XT2 XFR Service Manual 5. Loosen the four captive screws on the heat sink. 16. Remove the top section of the heat sink assembly from the system board, then turn over the system board again. 17. Remove the bottom section of the heat sink assembly.
Dell™ Latitude™ XT2 XFR Service Manual NOTE: Make sure the insulator is attached to the system board prior to installation of the heat sink assembly. If this insulator is missing a replacement system board should be ordered. 4.18 Display Assembly WARNING: Before working inside your XT2 XFR, read the safety information that shipped with your XT2 XFR. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
Dell™ Latitude™ XT2 XFR Service Manual 4.18.1 1. 2. 3. 4. Removing the Display Assembly Follow the procedures in Before Working Inside Your XT2 XFR. Follow the procedures in Removing the palm rest before continuing. From the inside of the XT2 XFR, disconnect the display cable from the system board. Carefully lift the gasket surround from the fan housing area and lift the gasket from over the video/antenna cable socket.
Dell™ Latitude™ XT2 XFR Service Manual 7. Remove the two (M2 x 3-mm) screws holding the RF Passthru board to the chassis and lift the RF passthru board up. 8. Disconnect the back Black/Grey, Red, and Black antenna cables from the RF Passthru board. 9. Lift the cables for the display assembly out of the chassis area and remove the display assembly. 4.18.2 Installing the Display Assembly 1. Set the display assembly behind the system and pull all cables to align with the center of the chassis. 2.
Dell™ Latitude™ XT2 XFR Service Manual 1 4 ID 1 2 3 4 5 PCB Reference WWAN – Back GPS – Back WLAN – Back WWAN – Front WLAN - Front 2 3 5 Wiring Color Black / Grey Red Black Grey Black 3. Route the three cables under the tab for the docking door bracket, then install and tighten the five (M2 x 3-mm) screws for the docking door bracket. 4. Place the RF Passthru board into place and tighten the two screws (M2 x 3-mm) securing it to the chassis. 5.
Dell™ Latitude™ XT2 XFR Service Manual 6. Set the three antenna cables from the display assembly within the memory door opening. 7. Place the grommet surrounding the cables into the grommet chamber. Be sure the grommet is seated properly and hold in place. 8. Insert the cable bracket and install the two screws securing the bracket, cables and grommet in place. Release the grommet once this has been completed. 9. Perform the steps for Installing the system board before continuing.
Dell™ Latitude™ XT2 XFR Service Manual 10. Complete the assembly by performing Installing the palm rest. 4.19 4.19.1 RF Passthru Removing the RF Passthru Board WARNING: Before working inside your XT2 XFR, read the safety information that shipped with your XT2 XFR. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. 1. 2. 3. 4. Follow the procedures in Before Working Inside Your XT2 XFR.
Dell™ Latitude™ XT2 XFR Service Manual 1 2 3 4 ID 1 2 3 4 5 PCB Reference WWAN – Back GPS – Back WLAN – Back WWAN – Front WLAN - Front 5 Wiring Color Black / Grey Red Black Grey Black 2. Set the RF Passthru board on the chassis, insert and tighten the two (2 x 3-mm) screws. 3. Connect the grey and black mini-card cables into the barrel connectors on the opposite side and run them under the retainer tab. 4.20 4.20.1 Rocker Switch Remove the Rocker Switch 1.
Dell™ Latitude™ XT2 XFR Service Manual 4.21 Doors WARNING: Before working inside your XT2 XFR, read the safety information that shipped with your XT2 XFR. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. 4.21.1 Removing the USB/1394 Door 1. Follow the procedures in Before Working Inside Your XT2 XFR. 2. Remove the four (2.5 x 5-mm) screws from the door hinge connected to the bottom chassis. 3.
Dell™ Latitude™ XT2 XFR Service Manual 4.21.3 Removing the Power Door 1. Follow the procedures in Before Working Inside Your XT2 XFR. 2. Remove the two(2.5 x 5-mm) screws from the door hinge connected to the bottom chassis. 3. Rotate the pull tab to release the lock and open the door to remove. 4.21.4 Removing the Audio/Card Socket Door 1. Follow the procedures in Before Working Inside Your XT2 XFR. 2. Remove the two(2.5 x 5-mm) screws from the door hinge connected to the bottom chassis. 3.
Dell™ Latitude™ XT2 XFR Service Manual Unlock Position WARNING: Before working inside your XT2 XFR, read the safety information that shipped with your XT2 XFR. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. 4.22.1 1. 2. 3. 4. Removing the USB Module Cover Follow the procedures in Before Working Inside Your XT2 XFR. Remove the battery from the XT2 XFR. Unlock the cover from the LCD bezel.
Dell™ Latitude™ XT2 XFR Service Manual Unlock Position WARNING: Before working inside your XT2 XFR, read the safety information that shipped with your XT2 XFR. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. 4.23.1 1. 2. 3. 4. Removing the GPS Module Follow the procedures in Before Working Inside Your XT2 XFR. Remove the battery from the XT2 XFR. Unlock the GPS from the LCD bezel.
Dell™ Latitude™ XT2 XFR Service Manual 4.24 Camera Module (OPTIONAL) Unlock Position WARNING: Before working inside your XT2 XFR, read the safety information that shipped with your XT2 XFR. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. 4.24.1 1. 2. 3. 4. Removing the Camera Module Follow the procedures in Before Working Inside Your XT2 XFR. Remove the battery from the XT2 XFR. Unlock the camera from the LCD bezel.
Dell™ Latitude™ XT2 XFR Service Manual 5 Specifications NOTE: Offerings may vary by region. For more information regarding the configuration of your XT2 XFR, click Start (or Start in Windows XP)Help and Support, and then select the option to view information about your XT2 XFR. Processors Intel® Core™2 Duo ULV processor up to SU9600 (1.
Dell™ Latitude™ XT2 XFR Service Manual 6 Dell Diagnostics CAUTION: Before you begin any of the procedures in this section, follow the safety instructions that shipped with your computer. When to Use the Dell Diagnostics If you experience a problem with your computer, perform the checks in Solving Problems, and then run the Dell Diagnostics before contacting Dell for assistance. Start the Dell Diagnostics from your hard drive or from the Drivers and Utilities media provided with your computer.
Dell™ Latitude™ XT2 XFR Service Manual NOTE: It is recommended that you select Test System to run a complete test on your computer. Selecting Test Memory initiates the extended memory test which can take up to thirty minutes or more to complete. When the test completes, record the test results and then press any key to return to the previous menu. 5.
Dell™ Latitude™ XT2 XFR Service Manual thirty minutes or more to complete. When the test completes, record the test results and then press any key to return to the previous menu. 9. At the Dell Diagnostics Main Menu, left-click with the touch pad/mouse, or press and then , to select the test you want to run (see Dell Diagnostics Main Menu). NOTE: Write down any error codes and problem descriptions exactly as they appear and follow the instructions on the screen. 10.
Dell™ Latitude™ XT2 XFR Service Manual NOTE: When contacting Dell Support, have your Service Tag ready. The Service Tag for your computer is located at the top of each test screen. The following tabs provide additional information for tests run from the Custom Test or Symptom Tree option: Tab Function Results Displays the results of the test and any error conditions encountered. Errors Displays error conditions encountered, error codes, and the problem description.
Dell™ Latitude™ XT2 XFR Service Manual drive letter :\ IS NOT ACCESSIBLE. THE DEVICE IS NOT READY — The drive cannot read the disk. Insert a disk into the drive and try again. INSERT BOOTABLE MEDIA — Insert a bootable floppy disk, CD, or DVD. NON-SYSTEM DISK ERROR — Remove the floppy disk from the floppy drive and restart your computer. NOT ENOUGH MEMORY OR RESOURCES. CLOSE SOME PROGRAMS AND TRY AGAIN — Close all windows and open the program that you want to use.
Dell™ Latitude™ XT2 XFR Service Manual TEST THE DRIVE — • Insert another disc to eliminate the possibility that the original drive is defective. • Insert a bootable floppy disk and restart the computer. CLEAN THE DRIVE OR DISK — For information on cleaning your computer, see the Dell™ Technology Guide on your computer or at support.dell.com. CHECK THE CABLE CONNECTIONS RUN THE HARDWARE TROUBLESHOOTER — See Hardware Troubleshooter. RUN THE DELL DIAGNOSTICS — See Dell Diagnostics.
Dell™ Latitude™ XT2 XFR Service Manual 6.2.3 IEEE 1394 Device Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions that shipped with your computer. NOTE: Your computer supports only IEEE 1394a standard.
Dell™ Latitude™ XT2 XFR Service Manual A Program Crashes Repeatedly NOTE: Most software includes installation instructions in its documentation or on a floppy disk, CD, or DVD. CHECK THE SOFTWARE DOCUMENTATION — If necessary, uninstall and then reinstall the program.
Dell™ Latitude™ XT2 XFR Service Manual Save and close any open files and exit any open programs you are not using to see if that resolves the problem. • See the software documentation for minimum memory requirements. If necessary, install additional memory (see Replacing a Memory Module). • Reseat the memory modules (see Memory) to ensure that your computer is successfully communicating with the memory. • Run the Dell Diagnostics (see Dell Diagnostics).
Dell™ Latitude™ XT2 XFR Service Manual RUN THE HARDWARE TROUBLESHOOTER — See Hardware Troubleshooter. No Sound From Headphones CHECK THE HEADPHONE CABLE CONNECTION — Ensure that the headphone cable is securely inserted into the headphone connector. See the Setup and Features Information Guide for your computer at support.dell.com. ADJUST THE WINDOWS VOLUME CONTROL — Click or double-click the speaker icon in the lowerright corner of your screen.
Dell™ Latitude™ XT2 XFR Service Manual 6.4 Dell Support Utility The Dell Support Utility is installed on your computer and available from the Dell Support, , icon on the taskbar or from the Start button. Use this support utility for self-support information, software updates, and health scans of your computing environment. Accessing the Dell Support Utility Access the Dell Support Utility from the icon on the taskbar or from the Start menu. If the Dell Support icon does not appear in your taskbar: 1.
Dell™ Latitude™ XT2 XFR Service Manual 6.5 GPS Device Follow the directions in the hot swappable modules section above to install the GPS device. Ensure the GPS device is properly seated and the lock is in the locked position. 6.5.1 GPS Hardware Configuration It is important that you configure your computer’s hardware settings properly to allow the GPS device to operate. The following instructions show the proper process to configuring a communications port for the GPS to operate in. 1.
Dell™ Latitude™ XT2 XFR Service Manual 3. Double-click on “Ports”. Right-click on the USB Serial Port (COM#) device and select Properties.
Dell™ Latitude™ XT2 XFR Service Manual 4. Select the Port Settings tab. Confirm that the following settings are assigned to each field shown below: Bits per second: 4800 Data bits: 8 Parity: none Stop bits: 1 Flow control: None 6.5.2 Software Configuration There are many off the shelf and usage specific applications available that are compatible with this GPS module. Additional configuration may be required to allow the software to function with the GPS module.
Dell™ Latitude™ XT2 XFR Service Manual 6.6 Camera Follow the directions in the Hot Swappable Module Devices section above to install the Camera device. Ensure the camera is properly seated and the lock is in the locked position. 6.6.1 Camera Configuration Verification If the camera is not working, or is working intermittently, use the following steps to verify the camera configuration. 1. Click on the Start button and right-click on Computer; then click on Properties. 2. Click on Device Manager.
Dell™ Latitude™ XT2 XFR Service Manual 3. Double-click on “Imaging Device”, and locate “USB UVC Webcam”. a. b. If a ‘Yellow Bang” appears on the device, then the drivers should be reinstalled. If “USB UVC Webcam” is under Device Manager, but the camera is non-functional, locate the “USB Composite Device” and look at the “General” tab in the “Properties” for the “USB Composite Device”. If a “Down Arrow” appears over the USB icon for the device, then the device is installed but needs to be enabled. 4.
Dell™ Latitude™ XT2 XFR Service Manual If the USB device test fails the Camera only, replace the Camera module. If the ping test does not recognize a Camera module is attached, a replacement USB hub board may be needed or the USB cable checked for proper connection. If no USB devices are present, replace the system board. 6.7 Device Status LEDs Device status LEDs are a good source for diagnosing common problems that may occur on your XT2 XFR.
Dell™ Latitude™ XT2 XFR Service Manual 6.8 Keyboard Status LEDs The green lights located above the keyboard indicate the following: Turns on when the numeric keypad is enabled. Turns on when the Caps Lock function is enabled. Turns on when the Scroll Lock function is enabled. 6.9 LED Error Codes Appearance Description ON-OFF-OFF No SODIMMs are installed FLASH-ON-ON System board error FLASH-ON-FLASH LCD Panel Error OFF-FLASH-OFF Memory compatibility error Page 91 of 94 Next Step 1.
Dell™ Latitude™ XT2 XFR Service Manual 4. Replace the system board. ON-FLASH-ON Memory is detected but has errors OFF-FLASH-FLASH Modem Error 1. Reseat the memory. 2. If two modules are installed remove one and test. Try the other module in the same slot and test. Test the other slot with both modules. 3. Replace the memory 4. Replace the system board. 1. Reseat the modem. 2. Replace the modem. 3. Replace the system board.
Dell™ Latitude™ XT2 XFR Service Manual 7 System BIOS Your XT2 XFR offers the following system BIOS options: • • Bring up a one-time boot menu by pressing Access the System Setup utility by pressing 7.1 BIOS Screen Navigation Keystrokes Use the following keystrokes to navigate the BIOS screens.
Dell™ Latitude™ XT2 XFR Service Manual Press to enter System Setup and change the user-definable settings. If you have trouble entering System Setup using this key, press when the keyboard LEDs first flash. Follow the on-screen instructions to view and/or change any settings. On each screen, the system setup options are listed at the left. To the right of each option is the setting or value for that option. You can change settings that appear as white type on the screen.
