Solution : https://service.sap.com/sap/support/notes/47408 (SAP Service marketplace login required)
Key words : 
~~~~~~~~~~~~~~~~~~~~~~~           install/codepage/appl_server   = 8300            install/codepage/db/transp     = 8300            install/codepage/db/non_transp = 8300            saptemu/codepage               = 8300            zcsa/system_language           =, install/collate/active         = 1            abap/locale_all/needed         = 0            rscp/tcp0b                     = tcp0c            abap/set_text_env_at_new_mode  = 1            abap/import_char_conversion    = 0            codepage/ascii_to_ebcdic       =>, zcsa/installed_languages       = em            rsts/ccc/max_sapcode           = 1300, swin/sapwin/xxswin/xxsapwin device type, terms taiwanese chinese mandarin reason, 1x oracle                     0023872 released operating systems, 1x informix                     0023870 released operating systems, prerequisites information solution front end, 1                     taiwanese windows 95                     taiwanese windows nt, overwrite sap codepage
Related Notes : 
       
| 195490 | Automatic selection of GUI frontend code page | 
| 124717 | Analysis Printing issue on Traditional Chinese | 
| 122252 | Installation procedure with database copy | 
| 103795 | 31H Asian language files on CDs | 
| 47036 | Chinese (Main land China) R/3 System | 
| 46559 | NLS Glossary | 
| 43443 | LIKE/IN Predicates with Double-byte Charactersets | 
| 42305 | RSCPINST (I18N configuration tool) | 
| 40815 | Single or Double byte installed ? (nls_check) | 
| 39718 | setlocale on AIX and table TCP0C | 
| 36156 | Language Availability 3.0x/3.1x | 
| 23875 | Released operating systems for R/3 3.0x/3.1x ORACLE | 
| 23872 | SAP Kernel 3.0x/3.1x INFORMIX: Released operating systems | 
| 23870 | Released operating systems for R/3 3.0x/3.1x SAP DB | 
| 13876 | SAPGUI: Abnormal Termination, SAP_CODEPAGE <> 1100 |