Dell Vostro 3681 - default chapter; Table of Contents

Chapter 1: Working on 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: Technology and components.......................................................................................10
DDR4..................................................................................................................................................................................... 10
USB features........................................................................................................................................................................11
HDMI 1.4b.............................................................................................................................................................................13
Chapter 3: Disassembly and reassembly.......................................................................................14
Recommended tools..........................................................................................................................................................14
Screw size list..................................................................................................................................................................... 14
System board layout..........................................................................................................................................................15
Side cover............................................................................................................................................................................ 16
Removing the side cover............................................................................................................................................16
Installing the side cover.............................................................................................................................................. 18
Bezel......................................................................................................................................................................................19
Removing the front bezel...........................................................................................................................................19
Installing the front bezel............................................................................................................................................ 20
3.5 in. Hard disk drive....................................................................................................................................................... 21
Removing the 3.5-inch hard drive............................................................................................................................21
Installing the 3.5-inch hard drive .............................................................................................................................21
HDD/ODD Bracket............................................................................................................................................................22
Removing the HDD/ODD bracket........................................................................................................................... 22
Installing the HDD/ODD bracket............................................................................................................................. 24
Optical drive........................................................................................................................................................................27
Removing the Optical Disk Drive............................................................................................................................. 27
Installing the Optical Disk Drive............................................................................................................................... 28
Memory module................................................................................................................................................................. 29
Removing the memory modules...............................................................................................................................29
Installing the memory modules.................................................................................................................................30
Graphics card...................................................................................................................................................................... 31
Removing the graphics card...................................................................................................................................... 31
Installing the graphics card....................................................................................................................................... 32
Coin cell battery.................................................................................................................................................................33
Removing the coin-cell battery................................................................................................................................33
Installing the coin-cell battery.................................................................................................................................. 33
M.2 2230 Solid state drive.............................................................................................................................................. 34
Removing the 2230 solid-state drive......................................................................................................................34
Contents
Contents 3