Dell OptiPlex 5090 Small Form Factor Service Manual - Page 3

Contents Chapter 1: Working inside your computer 6 Safety instructions...6 Before working inside your computer...6 Safety precautions...7 Electrostatic discharge-ESD protection...7 ESD field service kit ...8 Transporting sensitive components...9 After working inside your computer...9 Chapter 2: Removing and installing components 10 Recommended tools...10 Screw List...10 Major components of your system...11 SD-card reader...12 Removing the SD-card reader...12 Installing the SD-card reader...13 Side cover...14 Removing the side cover...14 Installing the side cover...16 Front bezel...17 Removing the front bezel...17 Installing the front bezel...18 2.5-inch hard drive...19 Removing the 2.5-inch hard-drive caddy...19 Removing the 2.5-inch hard drive...20 Installing the 2.5-inch hard drive...21 Installing the 2.5-inch hard-drive caddy...22 3.5-inch hard drive...23 Removing the 3.5-inch hard-drive caddy...23 Removing the 3.5-inch hard drive...24 Installing the 3.5-inch hard drive...25 Installing the 3.5-inch hard-drive caddy...26 Solid-state drive...27 Removing the M.2 2230 solid-state drive...27 Installing the M.2 2230 solid-state drive...28 Removing the M.2 2280 solid-state drive...29 Installing the M.2 2280 solid-state drive...30 Memory modules...31 Removing the memory modules...31 Installing the memory modules...32 Hard-drive and optical-drive bracket...33 Removing the hard-drive and optical-drive bracket 33 Installing the hard-drive and optical-drive bracket 35 Optical drive...38 Contents 3