Dell Latitude 5511 Service Manual page 80

Steps
1. Locate the heatsink assembly on your computer.
2. Remove the two (M2x5) and six (M2x3) captive screws that secures the heatsink assembly to the computer.
3. Disconnect the heatsink fan cable from the system board.
4. Lift the heatsink assembly out of the computer.
5. Remove the single (M2x5) screw that secures the heatsink fan to the heatsink assembly.
6. Lift the heatsink fan from the heatsink assembly.
80 Disassembly and reassembly