Dell XT2 XFR 4.17 Heat Sink and Fan Assembly

Dell™ Latitude™ XT2 XFR Service Manual

Page 59 of 94 Version A00-01

5

System board screw (2.5 x 5-mm)

6

System board screw at bracket (2.5 x 8-mm)

4. Connect the sniffer switch cable to the system board.

5. Connect the stylus bay cable to the system board.

6. Connect the speaker to the system board.

7. Connect the video cable to the system board.

8. Connect the coin-cell battery to the system board.

9. Place the fan bay gasket back into the channel and press down as it’s laid over to ensure a

proper fit.

CAUTION: Make sure the gasket is set properly over the chassis and around the heat-

sink and fan bay before proceeding. Failure to perform this step properly could cause

an inlet for moisture into the system.

10. Complete the assembly by following instructions for Installing the Palm Rest.

4.17 Heat Sink and Fan 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.

4.17.1 Removing the Heat Sink and Fan Assembly

1. Follow the procedures in Before Working Inside Your XT2 XFR.

2. Follow the procedures in removing the palm rest before continuing.

3. Follow the procedures in Removing the system board before continuing.

4. Disconnect the fan cable from the system board connector, then flip over the system board.

Contents

Main Notes, Notices, and Cautions Table of Contents Page Page 1 XT2 XFR Features 1.1 XT2 XFR User Modes 1.1.1 Notebook Mode 1.1.2 Tablet Mode 1.2 XT2 XFR Buttons 1.2.1 Tablet Buttons 1 2 Point button security button 1.3 XT2 XFR Interface 1.3.1 Windows Vista/XP XT2 XFR Interface Comparison 1.3.2 Windows Vista 1.3.2.1 Pen Usage Page Page 1.3.2.2 Touch Usage 1.3.3 Windows XP 1.3.3.1 Pen Usage 1.4 XT2 XFR Settings 1.4.1 Installation 1.4.2 Windows XP vs. Windows Vista 1.4.3 N-trig Applet 1.4.3.1 Digitizer Options Tab 1.4.3.1.1 Input Mode Selection 1.4.3.1.2 Touch Tuning 1.4.3.1.3 Launching Diagnostics Page 1.4.3.2 Interaction Options Tab 1.4.3.2.1 Auto Mode Switching Graphical Indicator 1.4.3.2.2 Sound Feedback 1.4.3.3 Multi-Touch Gestures Tab 1.4.3.3.1 Gestures 1.4.3.4 About Tab 1.5 1.5.1 Calibrating the Pen 1.5.2 Troubleshooting 1.6 Application Matrix 2 Working on Your XT2 XFR 2.1 Before Working Inside Your XT2 XFR 2.2 Recommended Tools 2.3 Turning Off Your XT2 XFR 2.4 After Working Inside Your XT2 XFR 3 Screw Chart Dell Latitude XT2 XFR Service Manual Page 26 of 94 Version A00-01 4 Adding and Replacing Parts 4.1 Main Battery 4.1.1 Removing the Main Battery 4.1.2 Removing the Battery from the Battery Door 4.1.3 Installing the Battery into the Battery Door 4.2 Hinge Cover 4.2.1 Removing the Hinge Cover 4.3 Keyboard 4.3.1 Removing the Keyboard Page Page 4.4 Memory and Mini-Card Cover 4.4.1 Removing the Memory and Mini-Card Cover Page 4.5 Memory 4.5.1 Removing a Memory Module 4.6 Hard Drive 4.6.1 Removing the Hard Drive 4.7 Mini-Card 4.7.1 Removing the Mini-Card Page 4.8 Internal Card With Bluetooth Wireless Technology 4.8.1 Removing the Internal Card With Bluetooth Wireless Technology Page 4.9 Palm Rest 4.9.1 Removing the Palm Rest Page 4.9.2 Installing the Palm Rest Page Page 4.10 Coin-Cell Battery 4.10.1 Removing the Coin-Cell Battery 4.10.2 Installing the Coin-Cell Battery 4.11 USB Interface Board 4.11.1 Removing the USB Interface Board 4.12 Stylus Bay 4.12.1 Removing the Stylus Bay 4.12.2 Installing the Stylus Bay 4.13 Speaker 4.13.1 Removing the Speaker 4.14 WiFi Sniffer Assembly 4.14.1 WiFi Sniffer Assembly Removal 4.14.2 Wifi Sniffer Assembly Installation 4.15 Sniffer Button and Wifi Switch 4.15.1 Installing the Wifi sniffer button 4.15.2 Installing the Wifi on/off switch Page 4.16 System Board 4.16.1 Removing the System Board Page 4.16.2 Installing the System Board 4.17 Heat Sink and Fan Assembly 4.17.1 Removing the Heat Sink and Fan Assembly Page 4.18 Display Assembly 4.18.1 Removing the Display Assembly 4.18.2 Installing the Display Assembly Page Page 4.19 RF Passthru 4.19.1 Removing the RF Passthru Board 4.19.2 Installing the RF Passthru Board 4.20 Rocker Switch 4.20.1 Remove the Rocker Switch 4.20.2 Install the Rocker Switch 4.21 Doors 4.21.1 Removing the USB/1394 Door 4.21.2 Removing the VGA/RJ45/USB Door 4.21.3 Removing the Power Door 4.22 USB Module Bay Cover 4.21.4 Removing the Audio/Card Socket Door 4.22.1 Removing the USB Module Cover 4.23 GPS Module (OPTIONAL) 4.23.1 Removing the GPS Module 4.24 Camera Module (OPTIONAL) 4.24.1 Removing the Camera Module 5 Specifications 6 Dell Diagnostics Starting the Dell Diagnostics From the Drivers and Utilities Media Dell Diagnostics Main Menu 6.1.1 Error Messages 6.2 Solving Problems 6.2.1 Battery Problems 6.2.2 Drive Problems Page 6.2.3 IEEE 1394 Device Problems 6.2.4 Lockups and Software Problems 6.2.5 Memory Problems 6.2.6 Power Problems 6.2.7 Sound and Speaker Problems 6.2.8 Video and Display Problems 6.3 Dell Technical Update Service 6.4 Dell Support Utility 6.4.1 Clicking the Dell Support Icon 6.4.2 Double-Clicking the Dell Support Icon 6.5 GPS Device 6.5.1 GPS Hardware Configuration Page 6.5.2 Software Configuration 6.5.3 Diagnostics 6.6 Camera 6.6.1 Camera Configuration Verification 6.6.2 Diagnostics 6.7 Device Status LEDs 6.8 Keyboard Status LEDs 6.9 LED Error Codes Page 7 System BIOS 7.1 BIOS Screen Navigation Keystrokes 7.3 Entering System Setup 7.2 <F12> Menu