Fujitsu PRIMERGY RX4770 M6 - Page 285

Figure 170: Loosen the captive screws of the LC kit - example bottom system board
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Loosen the four captive screws for CPU 1 in a crossover pattern (4 to 1).
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Loosen the four captive screws for CPU 2 in a crossover pattern (4 to 1).
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Push the four latches inward (see arrows).
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Hold the heat sinks with both hands and lift up the complete LC kit.
Liquid cooling (LC)
RX4770 M6 Upgrade and Maintenance Manual 285