model: ThinkPad T30(model id: 1335)
subtype (notebook, netbook, motherboard, tablet):
notebook
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?
yes (see the details inside the description entry)
year of commercialization:
2002
compatibility with free software:
B-gold 
tested on:
Trisquel 6.0 Toutatis
tested with the following kernel libre:
3.2.0-38
video card model:
ATI Technologies Inc Radeon Mobility M7 LW [Radeon Mobility 7500] (works, but without 3D acceleration)
wifi model:
AIRONET Wireless Communications Cisco Aironet Wireless 802.11b (it works)
webcam model:
(there is no webcam)
Description:
Wifi card whitelist
All thinkpads have a Wifi card whitelist at the BIOS level that prevent installing certain WiFi cards. The restriction can be bypassed with a BIOS modification: Either installing Libreboot, Coreboot or editing the official Lenovo/IBM BIOS.
This laptop works with free software, except 3D acceleration doesn't work.
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