- Notes, cautions, and warnings
- Working on your computer
- Disassembly and reassembly
- Recommended tools
- Subscriber Identity Module(SIM) board
- Base cover
- Battery
- Solid State Drive
- Hard drive
- Coin-cell battery
- WLAN card
- WWAN card
- Memory modules
- Keyboard lattice and Keyboard
- Heat sink
- Power connector port
- Chasis Frame
- System board
- SmartCard module
- LED board
- Speaker
- Display hinge cover
- Display assembly
- Display bezel
- Display hinges
- Display panel
- Display (eDP) cable
- Camera
- Palm rest
- Technology and components
- System setup options
- Boot Sequence
- Navigation keys
- System Setup overview
- Accessing System Setup
- General screen options
- System Configuration screen options
- Video screen options
- Security screen options
- Secure Boot screen options
- Intel Software Guard Extensions
- Performance screen options
- Power Management screen options
- POST Behavior screen options
- Virtualization support screen options
- Wireless screen options
- Maintenance screen options
- System Log screen options
- Updating the BIOS in Windows
- System and setup password
- Technical specifications
- System specifications
- Processor specifications
- Memory specifications
- Storage specifications
- Audio specifications
- Video specifications
- Camera specifications
- Communication specifications
- Port and connector specifications
- Contactless smart card specifications
- Contact smart card specifications
- Display specifications
- Keyboard specifications
- Touchpad specifications
- Battery specifications
- AC Adapter specifications
- Physical specifications
- Environmental specifications
- BIOS setup
- Boot Sequence
- BIOS overview
- Entering BIOS setup program
- Navigation keys
- One time boot menu
- Boot menu
- System Setup overview
- Accessing System Setup
- General screen options
- System Configuration screen options
- Video screen options
- Security screen options
- Secure Boot screen options
- Intel Software Guard Extensions
- Performance screen options
- Power Management screen options
- POST Behavior screen options
- Virtualization support screen options
- Wireless screen options
- Maintenance screen options
- System Log screen options
- Updating the BIOS
- System and setup password
- Clearing CMOS settings
- Clearing BIOS (System Setup) and System passwords
- Troubleshooting
- Diagnostics
- Contacting Dell
Dell Precision 3520 Owner's Manual
Removing the heat sink assembly
- Follow the procedure in Before working inside your computer.
- Remove the:
- To remove the heat sink - assembly:
- Disconnect the heat sink assembly cable and remove
the screws (2) that secure on
the system board [1, 2].assembly .NOTE: Remove the screws that secure the heat assembly sinkto the system board in the order of the call outs shown on the heat [1, 2, 3, 4], 5, 6.
- Lift the heat sink assembly away
from the system board .
- Disconnect the heat sink assembly cable and remove
the screws (2) that secure on
the system board [1, 2].assembly .
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