Operation Manual

Removing and installing comp onents
during servicing
Removing and installing memory
modules
MainmemoryMemoryexpansionMemoryupgradeSysteme xpansion
The notebook will not start without memory modules, as no fixed RAM is installed.
Your notebook supports dual-chann el DDR2 techn ology.
The dual-channel DDR2 technology can only be used with two identical
memory modules. When two different memory modules are installed, only
"single-channel" performance is supported.
If you are asked by the Hotline/Help Desk to remove and install the memory
modules yourself, proceed as follows:
Pay attention to the relevant safety notes provided in the "Important notes" chapter.
The notebook must be switched off when installing/removing the memory
modules, it must not be in Suspend mode.
Only use approved memory expansion modules in your notebook
(see Section "
Technical data", Page 28).
Never use f orce when installing or removing memory modules.
Make sure that foreign objects do not fall into the memory expansion compartment.
Individual components (e.g. the p
rocessor heat sink) can become very hot
during operation. Therefore, w
e recommend that you wait one hour after
switching off the notebook bef
ore removing or installing the memory modules.
Otherwise, there is a risk of su
ffering burns!
As some non-ESD safe component
s are exposed, please observe the section "
Notes
on installing and removing boa
rds and compon ents", Page 20.
► Switch your notebook o ff and unplug the mains adapter from the mains outlet.
► Close the LCD screen so that it locks into place.
► Disconnect all cables connected to the notebook.
► Turn your notebook over and place it on a stable, flat and clean surf ace. If necessary, lay
an anti-slip cloth on t his surface to prevent the notebook from being scratched.
► Remove the battery (see "
Removing the battery", Page 15).
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