Owners Manual
Table Of Contents
- Precision 3640 Tower Service Manual
- Contents
- Working on your computer
- Technology and components
- Major components of your system
- Disassembly and reassembly
- Recommended tools
- Screw list
- Cover
- PSU hinge
- Bezel
- Memory module
- Hard drive
- Optical drive
- Graphics card
- WLAN module and SMA antenna
- IO panel
- Power button module
- Speaker
- Intrusion switch
- Solid state drive
- Coin cell battery
- Power supply unit
- Front fan
- Top fan
- Heatsink assembly
- Voltage regulator heat sink
- Processor
- System board
- Troubleshooting
- Getting help and contacting Dell
- Optional IO card
- Cable cover
- Dust filter
- Chassis rubber feet
Diagnostic error messages.............................................................................................................................................. 78
System error messages.................................................................................................................................................... 81
Recovering the operating system.................................................................................................................................. 81
WiFi power cycle............................................................................................................................................................... 82
Chapter 6: Getting help and contacting Dell................................................................................ 83
Appendix A: Optional IO card.......................................................................................................85
Removing optional IO card..............................................................................................................................................85
Installing the optional IO card ....................................................................................................................................... 85
Appendix B: Cable cover ............................................................................................................. 87
Appendix C: Dust filter ............................................................................................................... 93
Appendix D: Chassis rubber feet..................................................................................................95
Removing the chassis rubber feet................................................................................................................................ 95
Installing the chassis rubber feet.................................................................................................................................. 96
Contents 5