Solution : https://service.sap.com/sap/support/notes/45619 (SAP Service marketplace login required)
Key words : 
terms multi national language support, multi national language support, prerequisites - information -                                    status, i18n control tables, i18n configuration tool, 1997 solution read note 73606, current tool, mix languages, 6c sr2 2001-4, character set
Related Notes : 
       
| 202169 | Additional Info: Upgrade to 4.6C - DB2/400 | 
| 187917 | R/3 4.6B Installation/Upgrade Simp. Chinese UNIX | 
| 187916 | R/3 4.6B Installation/Upgrade Trad. Chinese UNIX | 
| 187910 | R/3 4.6B Installation/Upgrade Korean UNIX | 
| 187907 | R/3 4.6B Installation/Upgrade Japanese UNIX | 
| 178823 | Additional Information: Upgrade to 4.6B - DB2/400 | 
| 162117 | Additional Information: Upgrade to 4.6A - DB2/400 | 
| 141661 | Additional Info: Upgrading to 4.5B DB2/400 | 
| 108377 | Additional Info: Upgrading to 4.5A DB2/400 | 
| 101315 | INST: 4.0B R/3 Installation on UNIX | 
| 99379 | Additional Info: Upgrading to 4.0B DB2/400 | 
| 75825 | Changing the character set in the existing system | 
| 73606 | Supported Languages and Code Pages | 
| 68880 | Turkish codepage setting for 3.0F upgrade | 
| 68878 | Greek language codepage settings for 3.0F Upgrade | 
| 46447 | Additional Info: Upgrading to 3.0E DB2/400 | 
| 45790 | Change English (and German) in table TCP0C | 
| 42305 | RSCPINST (I18N configuration tool) | 
| 39473 | locale and TCP0C | 
| 35313 | How to test character sets and codings ? | 
| 31451 | INST: 3.0C/D R/3 Installation on UNIX | 
| 21701 | E00159 The logon language does not fit... | 
| 15023 | Initializing table TCPDB (RSCP0004) (EBCDIC) |