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4. Replace the keyboard (see Replacing the Keyboard). 5. Replace the battery (see Replacing the Battery). 6. Turn on the computer. As the computer boots, it detects the memory module(s) and automatically updates the system configuration information. To confirm the amount of memory installed in the computer: Windows® 7: Click Start ® Control Panel® System and Security® System. Windows Vista®: Click Start ® Help and Support® Dell System Information. Back to Contents Page NOTE: If the memory module is not installed properly, the computer may not boot. 1 tab 2 notch CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer. Back to Contents Page Wireless Mini-Card Dell™ Inspiron™ N5020/M5030/N5030 Service Manual Removing the Wireless Mini-Card Replacing the Wireless Mini-Card If you ordered a wireless Mini-Card with your computer, the card is already installed. Your computer supports one half Mini-Card slot: For Wireless Local Area Network (WLAN), Wi-Fi, or Worldwide Interoperability for Microwave Access (WiMax) Removing the Wireless Mini-Card 1. Follow the instructions in Before You Begin. 2. Remove the battery (see Removing the Battery). 3. Remove the keyboard (see Removing the Keyboard). 4. Disconnect the antenna cable from the wireless Mini-Card. 5. Remove the screw that secures the wireless Mini-Card to the connector on the system board. 6. Lift the wireless Mini-Card out of the connector on the system board. 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: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell™ is not covered by your warranty. CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as a connector on your computer). CAUTION: To help prevent damage to the system board, remove the main battery (see Removing the Battery) before working inside the computer. CAUTION: When the wireless Mini-Card is not in the computer, store it in protective antistatic packaging (see "Protecting Against Electrostatic Discharge" in the safety instructions that shipped with your computer). NOTE: Dell does not guarantee compatibility or provide support for wireless Mini-Cards from sources other than Dell. NOTE: Depending on the configuration of the computer when it was sold, the wireless Mini-Card slot may or may not have a wireless Mini-Card installed in it. 1 antenna cable 2 wireless Mini-Card 3 screw Replacing the Wireless Mini-Card 1. Follow the instructions in Before You Begin. 2. Remove the new wireless Mini-Card from its packaging. 3. Insert the wireless Mini-Card connector at a 45-degree angle into the connector on the system board. 4. Press the other end of the wireless Mini-Card down into the slot on the system board and replace the screw that secures the Mini-Card to the connector on the system board. 5. Connect the black antenna cable to the connector marked with a black triangle on the wireless Mini-Card. 6. Replace the keyboard (see Replacing the Keyboard). 7. Replace the battery (see Replacing the Battery). 8. Install the drivers and utilities for your computer, as required. Back to Contents Page CAUTION: Use firm and even pressure to slide the card into place. If you use excessive force, you may damage the connector. CAUTION: The connectors are keyed to ensure correct insertion. If you feel resistance, check the connectors on the card and on the system board, and realign the card. CAUTION: To avoid damage to the wireless Mini-Card, never place cables under the card. CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer. NOTE: If you are installing a wireless Mini-Card from a source other than Dell, you must install the appropriate drivers and utilities. Back to Contents Page Optical Drive Dell™ Inspiron™ N5020/M5030/N5030 Service Manual Removing the Optical Drive Replacing the Optical Drive Removing the Optical Drive 1. Follow the instructions in Before You Begin. 2. Remove the battery (see Removing the Battery). 3. Remove the keyboard (see Removing the Keyboard). 4. Remove the screw that secures the optical drive to the computer base. 5. Slide the optical drive out of the optical drive bay. Replacing the Optical Drive 1. Follow the instructions in Before You Begin. 2. Slide the optical drive into the optical drive bay until it is fully seated. 3. Replace the screw that secures the optical drive to the computer base. 4. Replace the keyboard (see Replacing the Keyboard). 5. Replace the battery (see Replacin...