Dell OptiPlex 7450 All-In-One - default chapter; Table of Contents

Chapter 1: Working on your computer............................................................................................7
Before working inside your computer............................................................................................................................. 7
Safety instructions.............................................................................................................................................................. 7
Recommended tools........................................................................................................................................................... 8
Turning off your computer................................................................................................................................................ 8
Turning off your computer.......................................................................................................................................... 8
Turning off your — Windows..................................................................................................................................... 9
After working inside your computer................................................................................................................................9
Important Information........................................................................................................................................................ 9
Chapter 2: Chassis overview........................................................................................................ 10
System front chassis view...............................................................................................................................................10
System left chassis view...................................................................................................................................................11
System right chassis view................................................................................................................................................12
System top chassis view.................................................................................................................................................. 13
Rear View............................................................................................................................................................................. 14
Chapter 3: Disassembly and reassembly.......................................................................................15
Stand.....................................................................................................................................................................................15
Removing the stand.....................................................................................................................................................15
Installing the stand....................................................................................................................................................... 17
Cable cover..........................................................................................................................................................................17
Removing the cable cover..........................................................................................................................................17
Installing the cable cover............................................................................................................................................18
Side Cover........................................................................................................................................................................... 18
Removing the back cover.......................................................................................................................................... 18
Installing the back cover.............................................................................................................................................19
Optical drive....................................................................................................................................................................... 20
Removing the optical drive assembly..................................................................................................................... 20
Installing the optical drive assembly........................................................................................................................ 21
Power and On-Screen Display buttons board.............................................................................................................21
Removing the On-Screen Display- OSD buttons board......................................................................................21
Installing the OSD buttons board............................................................................................................................ 22
Speaker cover.................................................................................................................................................................... 22
Removing the speaker cover.................................................................................................................................... 22
Installing the speaker cover...................................................................................................................................... 23
Hard drive............................................................................................................................................................................24
Removing the hard drive assembly......................................................................................................................... 24
Installing the hard drive assembly........................................................................................................................... 25
System board shield......................................................................................................................................................... 25
Removing the system board shield......................................................................................................................... 25
Installing the system board shield........................................................................................................................... 25
Memory modules............................................................................................................................................................... 26
Removing the memory module.................................................................................................................................26
Contents
Contents 3