Installing The Heat Sink Assembly; Graphics Card; Removing The Graphic Card - Dell Precision 7520 Owner's Manual

a. Disconnect the fan cables from the computer [1, 2] .
b. Loosen the captive M2.5x5.0 screws that secure the heat sink assembly to the computer [3].
Remove the screws that secure the heat sink to the system board in the order stamped onto the heat sink
NOTE:
next to the screws [1, 2, 3, 4, 5, 6, 7, 8].
c. Peel off the tape on the heat sink assembly.
d. Lift and remove the heat sink assembly from the computer [4].

Installing the heat sink assembly

1. Insert the heat-sink assembly in its slot.
2. Affix the tape on the heat sink assembly.
3. Tighten the captive M2.5x5.0 screws to secure the heat-sink assembly to the computer.
Tighten the screws on the system board in the order stamped onto the heat sink next to the screws [1, 2, 3, 4,
NOTE:
5, 6, 7, 8].
4. Connect the fan cables to the system board.
5. Install the:
a. palmrest
b. keyboard
c. hard drive
d. base cover
e. battery
f. battery cover
6. Follow the procedure in

Graphics card

Removing the graphic card

1. Follow the procedure in
2. Remove the:
a. battery cover
b. battery
c. base cover
d. hard drive
e. keyboard
30 Disassembly and reassembly
After working inside your
Before working inside your
computer.
computer.