c. Loosen the captive screws 1 and 2 completely.
d. Loosen the captive screws 3 and 4 completely.
NOTE: The captive screw numbers are marked on the heat sink.
2. Lift the heat sink from the system.
Figure 69. Removing a heat sink
Next steps
1. If you are uninstalling a faulty heat sink, replace the heat sink, else remove the processor.
Removing the liquid cooling heat sink modules
Prerequisites
1. Follow the safety guidelines listed in the Safety instructions.
2. Follow the procedure listed in the Before working inside your system.
3. Remove the system cover.
4. Remove the air shroud.
WARNING:
The heat sink and processor are too hot to touch for some time after the system has been powered
off. Allow the heat sink and processor to cool down before handling them.
Steps
1. Using a Phillips #1 screw driver, loosen the captive screw on the liquid cooling ring holder.
2. Lift up the liquid cooling ring holder to loosen the liquid cooling tubes.
3. Disconnect the liquid cooling detection cable from the RIO card connector.
NOTE: The numbers on the image do not depict the exact steps. The numbers are for representation of sequence.
4. Unlatch the tube clip to loosen the liquid cooling tubes.
5. Remove the liquid cooling tubes end point from the rear exit of the I/O function panel.
6. Slightly lift up the liquid cooling tubes surrounding the DIMM slots.
7. Using a Torx #T20 screwdriver, loosen the captive screws in the order that is mentioned on the liquid cooling heat sink
modules.
74
Installing and removing system components
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