■前スレ
ThinkPad Tシリーズ Part5８
http://hibari.2ch.net/test/read.cgi/notepc/1313129846/l50

■関連サイト
T420/T420i/T420s/T420si/T520/T520i
http://shopap.lenovo.com/jp/notebooks/thinkpad/t-series/
Lenovo Japan
http://www.lenovo.com/think/jp/ja/
IBM Japan
http://www.ibm.com/jp/
Lenovo Support & downloads - Parts lookup
http://www-307.ibm.com/pc/support/site.wss/product.do?template=%2Fpartslookup%2FpartsLookup.vm&sitestyle=lenovo

■関連スレッド検索
http://find.2ch.net/?STR=ThinkPad&COUNT=50&TYPE=TITLE&BBS=ALL