Removing and installing com ponents
during servicing
Preparing to remove components
If you are going to remove or change system components, prepare for the removal as follows:
Please observe the safety information in chapte r "Importa nt notes", Page 4.
Remove the power plug from the m ains o utlet !
► Switch the device off.
The device must not be in energy-saving mode !
► Close the LCD scree n.
► Remove all the cables from the device.
► Turn the device over and place it on a stable, flat and clean surface. If necessary, lay an
anti-slip cloth on this surface to prevent the device from being scratch ed.
Installing and removing memory expansion
Memorymodule
MainmemoryRemovingmemorySystemexpansionSysteme xpansion
If you are asked by the Hotline/Help Desk to remove and install the memory
expansion module yourself, proceed as follows:
Please observe the safety information in chapte r "Importa nt notes", Page 4.
The notebook must be switch ed off when installing/removing memory modules
and it must not be in one of the power saving modes.
Only use memory e xtensions that have been approved for your notebook, refer to the
technical data section in the "Preparing for use" manual for your notebook.
Never use force when installing or removing a memory extension.
Make sure that foreign objects do not fall into the memory extension c ompartment.
The m emory module is located un derne ath the service compartment. You must open the service
compartment to remove or install a memory module. Once you have removed the cover,
the v arious components are exposed. These components should be removed and replaced
only by authorised specialists. Therefore , be sure to observe the following:
Individual compo nents (e.g. the processor heat sink) can become very hot
during operation. Therefore, we recommend tha t you wait one hour a fter
switching off the notebook before removing or installing memory modules.
Otherwise, there is a risk of suffering burns!
As some compone nts are exposed that are sensitive to static electricity, please take
note of chapter "
Notes on installing and removing b oards and components", Pa ge 37.
38 A26391-K245-Z220-1-7619, edition 1
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