Solution : https://service.sap.com/sap/support/notes/153947 (SAP Service marketplace login required)
Key words :
sapserv3> ftp sapserv3 / start file transfer program / / enter 'ftp', password / cd specific/czsk / / cd note_0153947 / / bin / switch, examples / bye / end ftp, exe / fetch text file, specific/czsk/note_0153947, customer calls ftp, /3 sk localization solution, fixed asset subnumbers, aquisition posting process, file am2002sk