Lenovo ideapad 510S, Руководство по техническому обслуживанию аппаратной части

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Step 8. Remove the system fan. Refer to Replacing the system fan.
Step 9. Loosen the nine screws that secure the heat-sink to the motherboard and wind shielding. Then, lift
the heat-sink off the system board.
Attention: Place the heat-sink upside down on a flat surface to prevent thermal grease from contaminating
other components.
Attention: Use an alcohol pad to wipe the thermal grease off the CPU.
Step 10. To install the new heat-sink:
a. Position the new heat-sink on the motherboard so that the nine screws are aligned with the
holes in the motherboard and wind shielding.
b. Tighten the screws in numeric order to secure the new heat-sink to the motherboard.
Step 11. Reattach the EMI cover, stand holder, rear cover, and stand base.
Removing the wind shielding
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover.
Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo
recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches
or other damage.
To remove the wind shielding:
Step 1. Remove any media from the drives, shut down the operating system, and turn off the computer
and all attached devices.
Step 2. Unplug all power cords from electrical outlets.
Step 3. Disconnect all cables attached to the computer. This includes power cords, input/output (I/O)
cables, and any other cables that are connected to the computer. Refer to Locating connectors,
controls and components to locate the various connectors.
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ideacentre All-In-One 510S Computer Hardware Maintenance Manual