MSI GT70 WORKSTATION - Manual (Page 51)

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™ Components Replacement and Upgrade
Please be noticed that the memory, hard disk drive, wireless LAN / Bluetooth module and
battery pack preinstalled in the product users purchased may be upgradable or replaceable by
user’s request depending on the models users purchased.
This notebook is equipped with a high-capacity Li-ion
battery pack, and the battery pack is replaceable by users.
This notebook is equipped with an optical drive device, and
this device may be upgradable and replaceable by the
authorized dealer or service center.