Owners Manual
Table Of Contents
- Precision 3640 Tower Service Manual
- Working on your computer
- Technology and components
- Major components of your system
- Disassembly and reassembly
- Recommended tools
- Screw list
- Chassis rubber feet
- Cover
- SD card—optional
- Bezel
- Hard drive
- PSU hinge
- Graphics card
- Memory module
- Speaker
- Coin cell battery
- Power supply unit
- Optical drive
- WLAN module and SMA antenna
- IO panel
- Solid state drive
- Power button module
- Heatsink assembly
- Voltage regulator heat sink
- Front fan
- System fan
- Optional IO card
- Processor
- Intrusion switch
- System board
- Troubleshooting
- Getting help and contacting Dell
- Cable cover
- Dust filter
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
Intel Rapid Storage Technology (Intel RST)................................................................................................................ 11
Advantages of DisplayPort over USB Type-C............................................................................................................ 13
HDMI 2.0.............................................................................................................................................................................. 13
Chapter 3: Major components of your system.............................................................................. 15
Chapter 4: Disassembly and reassembly.......................................................................................16
Recommended tools..........................................................................................................................................................16
Screw list............................................................................................................................................................................. 16
Chassis rubber feet............................................................................................................................................................17
Removing the chassis rubber feet............................................................................................................................17
Installing the chassis rubber feet............................................................................................................................. 18
Cover....................................................................................................................................................................................20
Removing the cover....................................................................................................................................................20
Installing the cover.......................................................................................................................................................21
SD card—optional.............................................................................................................................................................22
Removing the SD card .............................................................................................................................................. 22
Installing the SD card..................................................................................................................................................23
Bezel..................................................................................................................................................................................... 24
Removing the front bezel.......................................................................................................................................... 24
Installing the front bezel............................................................................................................................................ 25
Hard drive............................................................................................................................................................................25
Removing the 3.5-inch hard drive ..........................................................................................................................25
Installing the 3.5-inch hard drive ............................................................................................................................26
Removing the 2.5-inch hard drive ..........................................................................................................................27
Installing the 2.5-inch hard drive ............................................................................................................................29
PSU hinge............................................................................................................................................................................ 31
Opening the PSU hinge...............................................................................................................................................31
Closing the PSU hinge................................................................................................................................................32
Graphics card..................................................................................................................................................................... 33
Removing the graphics card..................................................................................................................................... 33
Installing the graphics card....................................................................................................................................... 35
Memory module................................................................................................................................................................. 38
Contents
Contents 3