Thermal
grease
Heat
sink
Figure 219. Thermal grease in heat sink
1. Remove the plastic protective cover from the bottom of the heat sink.
2. Position the heat sink over the microprocessor. The heat sink is keyed to assist with proper
alignment.
3. Align and place the heat sink on top of the microprocessor in the retention bracket, thermal
material side down.
4. Press firmly on the heat sink.
5. Rotate the heat sink retention module release lever to the closed position and hook it
underneath the lock tab.
Heat sink
Microprocessor
Heat sink
release lever
Retainer bracket
Lock tab
2
1
Figure 220. Rotate and release heat sink
Step 10. If you installed the second microprocessor, install the air baffle (see “Replacing the air baffle” on
page 99) and fan 2 (see “Installing a simple-swap fan” on page 230).
Step 11. Install and lock the left-side cover ( “Installing the left-side cover” on page 185).
Removing and replacing components
295
Summary of Contents for System x3500 M4
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Page 1172: ...Taiwan BSMI RoHS declaration 1158 System x3500 M4 Installation and Service Guide ...
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