Removal
Cover
Identify the cover highlighted in blue.
Pull the release latch to release the cover.
Rotate the cover and lift the cover to remove it from the computer.
PSU hinge
Identify the power supply unit (PSU) hinge highlighted in blue
Unlock the release tabs on the back of the system
Rotate the power supply unit hinge up to an open position.
Processor Fan & Heatsink
Identify the processor fan and heat sink assembly highlighted in blue.
Disconnect the processor fan cable from the system board.
Loosen the captive screws that secure the processor fan and heat sink assembly. Loosen in order.
Lift the processor fan and heat sink assembly off the system board.
Use the alcohol pad to clean the heatsink (as shown in the video).
Power supply unit - 65/80 W CPU
Install
Power supply unit - 65/80 W CPU
Processor Fan & Heatsink
Identify the processor fan and heat sink assembly location highlighted in blue.
Apply a pea sized amount of thermal material as shown.
Place the processor fan and heat sink assembly over the processor and align the screw holes.
Tighten the captive screws that secure the processor fan and heat sink assembly. Tighten in order.
Connect the processor fan cable to the system board.
PSU hinge
Identify the power supply unit (PSU) cage highlighted in blue.
Rotate the power supply unit cage downwards into the system.
Lock the release tabs to secure the power supply unit hinge to the system.
Cover
Identify the cover location highlighted in blue.
Align the hooks on the cover with the tabs on the chassis of the computer.
Rotate the cover until it clicks into place.