regard to the optional bay used for 12 cell battery, 8
cell battery, TV Tuner and Sub Woofer.
These options are not designed to be regulary changed
by the user, please do not purchase these options with
the mind to change them yourself if you are not technically
competent regarding computer hardware. We will change
the options for you if you are in any doubt free of charge,
you would just need to pay carriage costs.