model: Aspire 5742-6991(model id: 476)
subtype (notebook, netbook, motherboard, tablet):
notebook
architecture:
x86-64/amd64
does it have a free boot firmware (BIOS,UEFI,...) ?
no
can free operating systems be installed?
yes
does the device prevent installing wifi cards not-approved by the vendor?
not-specified
year of commercialization:
2011
compatibility with free software:
A-platinum 
tested on:
Trisquel 5.0 Dagda
tested with the following kernel libre:
2.6.38-13-generic
video card model:
Intel Corporation Core Processor Integrated Graphics Controller (rev 02) (works with 3D acceleration)
wifi model:
Atheros Communications Inc. AR9287 Wireless Network Adapter (PCI-Express) (rev 01) (it works)
webcam model:
Chicony Electronics Co., Ltd (it works)
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