Dell XPS 720 Owner's Manual page 130

8 Disconnect the fan cable from the FAN1_CPU connector on the system board (see "System Board
Components" on page 89).
NOTICE:
The processor heat sink is attached to the liquid cooling assembly. When you remove the liquid cooling
assembly, lay it upside down or on its side to avoid damaging the heatsink thermal interface.
NOTICE:
The screw at the front of the liquid cooling assembly is not captive. Remove the screw and set it aside in
a secure location.
9 Loosen the seven screws on the liquid cooling assembly, then lift the assembly out of the computer and
set it aside.
130
Removing and Installing Parts
1 power cable
1
2 TEC_PUMP
2