Naming conventions:
Product_type_h/wRevision_s/wRevision_ValidArea_language_datecode.extension
Product_Howto_language_ Theme-with-description.extension 

DSL-524T_man_en_Manual.pdf					Anleitung englisch
								Manual english

DSL-524T_qig_fr_Guide-Installation-Rapide			French quick installation guide

DSL-524T_qig_multi_Schnellanleitung.pdf 			Quick Installation Guide multilingual