Dell Inspiron 14 3420 Owner's Manual

Also see for Inspiron 14 - N4050: Quick start Owner's manual Owner's manual Quick start Quick start

Contents

System Board 7318System BoardWARNING: 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.CAUTION: Handle components and cards by their edges, and avoid touching pinsand contacts.Removing the System Board1 Follow the instructions in "Before You Begin" on page 9.2 Press and eject any installed cards from the 3-in-1 media card reader.3 Remove the battery. See "Removing the Battery" on page 13.4 Remove the keyboard. See "Removing the Keyboard" on page 15.5 Remove the memory module(s). See "Removing the Memory Module(s)"on page 19.6 Remove the optical drive. See "Removing the Optical Drive" on page 23.7 Follow the instructions from step 3 to step 8 in "Removing the Palm-RestAssembly" on page 25.8 Remove the Mini-Card. See "Removing the Mini-Card" on page 37.9 Follow the instructions from step 4 to step 5 in "Removing the Hard Drive"on page 33.