Lenovo U300E manual Lenovo IdeaPad U300e

Page 45

Lenovo IdeaPad U300e

Figure 6. Removal steps of fan assembly and heat sink assembly (continued)

Lift the fan assembly and heat sink assembly in the direction shown by arrow 4. Be careful not to damage the connector.

4

4

Attention: Do not handle the heat sink assembly roughly. Improper handling can cause distortion or deformation and imperfect contact with components.

a

When installing:

•• Before you attach the fan assembly to the computer, apply thermal grease, at an amount of 0.2 grams, to the a part shown in the figure above. Either too much or too less grease application can cause a thermal problem due to imperfect contact with a component.

41

Image 45
Contents Lenovo IdeaPad U300e First Edition Oct Copyright Lenovo 2011. All rights reserved Contents About this manual Safety information General safety Electrical safety Lenovo IdeaPad U300e Hardware Maintenance Manual Safety inspection guide Grounding requirements Safety notice Safety notices multilingual translationsLenovo IdeaPad U300e Hardware Maintenance Manual Safety information Lenovo IdeaPad U300e Hardware Maintenance Manual Safety information Lenovo IdeaPad U300e Hardware Maintenance Manual Safety information Laser compliance statement Safety information Strategy for replacing FRUs Important service informationImportant notice for replacing a system board Strategy for replacing a hard disk driveImportant information about replacing RoHS compliant FRUs General checkout What to do first Following are not covered under warrantyPower system checkout Checking the AC adapterChecking operational charging Lenovo IdeaPad U300e Hardware Maintenance Manual Restoring the factory contents by using OneKey Recovery Related service informationPasswords Power-on passwordSupervisor password Power management Screen blank modeSleep standby mode Hibernation mode Lenovo IdeaPad U300e SpecificationsSpecifications Status indicators Status indicatorsHotkey Function key combinationsScrew notices FRU replacement noticesRemoving and replacing an FRU Removal steps of base cover Base coverLenovo IdeaPad U300e Hardware Maintenance Manual Removal steps of battery pack Battery packRemoval steps of hard disk drive Hard disk driveRemoval steps of Dimm DimmRemoval steps of PCI Express Mini Card for wireless LAN PCI Express Mini Card for wireless LANWhen installing Removal steps of fan assembly and heat sink assembly Fan assembly and Heat Sink assemblyLenovo IdeaPad U300e Important notices for handling the system board System boardRemoval steps of system board Lenovo IdeaPad U300e Hardware Maintenance Manual Removal steps of speakers and microphone Speakers and microphoneRemoval steps of the speakers and microphone Removal steps of LCD unit LCD unitWhen installing Removal steps of keyboard and keyboard bezel Keyboard and keyboard bezelM2 × 3 mm, flat-head, nylok-coated Black M2 × 5 mm, flat-head, nylok-coated Black Lenovo IdeaPad U300e Hardware Maintenance Manual Front view LocationsBottom and Left-side view Right-side viewParts list Overall No. FRU FRU no Parts list-OverallLenovo IdeaPad U300e Hardware Maintenance Manual Keyboard Parts list-KeyboardLenovo IdeaPad U300e Hardware Maintenance Manual Miscellaneous parts Parts list-Miscellaneous partsAC adapters Parts list-AC adaptersParts list-3-pin power cords Power cords145000525 145000553 UK 2PIN Parts list-2-pin power cordsLenovo IdeaPad U300e Lenovo IdeaPad U300e Hardware Maintenance Manual Trademarks