Dell Inspiron 3420 Owner's Manual

Also see for Inspiron 3420: Quick start guide Quick start guide Technical guidebook Service manual Setup and specifications

Contents

Wireless Mini-Card 379Wireless Mini-CardWARNING: Before working inside your computer, read the safety informationthat shipped with your computer. For additional safety best practices information,see the Regulatory Compliance Homepage atwww.dell.com/regulatory_compliance.CAUTION: Only a certified service technician should perform repairs on yourcomputer. Damage due to servicing that is not authorized by Dell is not covered byyour warranty.CAUTION: To avoid electrostatic discharge, ground yourself by using a wristgrounding strap or by periodically touching an unpainted metal surface (such as aconnector on your computer).CAUTION: To help prevent damage to the system board, remove the main battery(see "Removing the Battery" on page 13) before working inside the computer.NOTE: Dell does not guarantee compatibility or provide support for Mini-Cardsfrom sources other than Dell.If you ordered a wireless Mini-Card with your computer, the card is alreadyinstalled.Your computer has one half Mini-Card slot for Wireless Local Area Network(WLAN)/Bluetooth combo card.NOTE: Depending on the configuration of the computer when it was sold, theMini-Card slot may or may not have a Mini-Card installed.Removing the Mini-Card1 Follow the instructions in "Before You Begin" on page 9.2 Remove the battery (see "Removing the Battery" on page 13).3 Follow the instructions from step 3 to step 8 in "Removing the Palm-RestAssembly" on page 25.4 Disconnect the antenna cables from the Mini-Card.5 Push and release the tab that secures the Mini-Card to the connector onthe system board.