Damage due to servicing that is not authorized by Dell™ is not covered by your warranty. CAUTION: When you disconnect a cable, pull on its connector or on its pull-tab, not on the cable itself. Some cables have connectors with locking tabs; if you are disconnecting this type of cable, press in on the locking tabs before you disconnect the cable. As you pull connectors apart, keep them evenly aligned to avoid bending any connector pins. Also, before you connect a cable, ensure that both connectors are correctly oriented and aligned. CAUTION: To avoid damaging the computer, perform the following steps before you begin working inside the computer. 1. Ensure that the work surface is flat and clean to prevent the computer cover from being scratched. 2. Turn off your computer (see Turning Off Your Computer). 3. If the computer is connected to a docking device (docked), undock it. See the documentation that came with your docking device for instructions. 4. Disconnect all telephone or network cables from the computer. 5. Press and eject any installed cards from the ExpressCard slot or the 8-in-1 Media Card Reader. 6. Disconnect your computer and all attached devices from their electrical outlets. 7. Remove the battery (see Removing the Battery). 8. Turn the computer top-side up, open the display, and press the power button to ground the system board. Back to Contents Page CAUTION: To disconnect a network cable, first unplug the cable from your computer and then unplug the cable from the network device. CAUTION: To help prevent damage to the system board, remove the main battery (see Removing the Battery) before working inside the computer. Back to Contents Page Flashing the BIOS Dell™ Studio 14z Service Manual Flashing the BIOS From a CD Flashing the BIOS From the Hard Drive If a BIOS upgrade CD is provided with the new processor or new system board, flash the BIOS from the CD. If you do not have a BIOS upgrade CD, flash the BIOS from the hard drive. Flashing the BIOS From a CD 1. Ensure that the AC adapter is plugged in and that the main battery is installed properly. 2. Insert the BIOS upgrade CD, and restart the computer. Follow the instructions that appear on the screen. The computer continues to boot and updates the new BIOS. When the flash update is complete, the computer will automatically reboot. 3. Press during POST to enter the system setup program. 4. Press and then click Load Setup Defaults and click Yes in the pop- up window to reset the computer defaults. 5. Remove the BIOS upgrade CD from the drive. 6. Click Exit Saving Changes and click Yes in the pop-up window to save configuration changes. 7. The BIOS upgrade finishes and the computer restarts automatically. Flashing the BIOS From the Hard Drive 1. Ensure that the AC adapter is plugged in, the main battery is properly installed, and a network cable is attached. 2. Turn on the computer. 3. Locate the latest BIOS update file for your computer at support.dell.com. 4. Click Download Now to download the file. 5. If the Export Compliance Disclaimer window appears, click Yes, I Accept this Agreement. The File Download window appears. 6. Click Save this program to disk and then click OK. The Save In window appears. 7. Click the down arrow to view the Save In menu, select Desktop, and then click Save. The file downloads to your desktop. 8. Click Close if the Download Complete window appears. The file icon appears on your desktop and is titled the same as the downloaded BIOS update file. 9. Double-click the file icon on the desktop and follow the instructions on the screen. Back to Contents Page NOTE: If you use a BIOS upgrade CD to flash the BIOS, set up the computer to boot from a CD before inserting the CD. Back to Contents Page Internal Card With Bluetooth® Wireless Technology Dell™ Studio 14z Service Manual Removing the Bluetooth Card Replacing the Bluetooth Card Removing the Bluetooth Card 1. Follow the procedures in Before You Begin. 2. Remove the battery (see Removing the Battery). 3. Remove the keyboard (see Removing the Keyboard). 4. Remove the hard drive (see Removing the Hard Drive). 5. Remove the palm rest (see Removing the Palm Rest). 6. Remove the screw that secures the bluetooth card to the system board. 7. Lift the bluetooth card off the system board. Replacing the Bluetooth Card 1. Follow the procedures in Before You Begin. 2. Align the connector on the bluetooth card with the connector on the system board and press gently. 3. Replace the screw that secures the bluetooth card to the system board. 4. Replace the palm rest (see Replacing the Palm Rest). 5. Replace the hard drive (see Replacing the Hard Drive). 6. Replace the keyboard (see Removing the Keyboard). WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at CAUTION: To avoid electrostatic disch...
