Solution : https://service.sap.com/sap/support/notes/500950 (SAP Service marketplace login required)
Key words : 
pfl'  tp 'import sapk46ccpc <sid> u12689       pf=/usr/sap/trans/bin/tp_domain_<sid>, tp 'addtobuffer sapk46ccpc <sid>      pf=/usr/sap/trans/bin/tp_domain_<sid>, tp 'createcofile sapk46ccpc       pf=/usr/sap/trans/bin/tp_domain_<sid>, cd '/usr/sap/trans'    sapcar '-xvf /usr/sap/trans/r46ccpc, r3<sid>datacurrent sap codepage -, '/usr/sap/trans' 2, certified code page conversion consultant, export/import conversion procedure, certified sap migration consultant, contact sap consultancy services
Related Notes : 
       
| 1135878 | i5/OS: R3LDCTL error in 'as4_get_dbsize' during the export | 
| 886330 | iSeries: Incremental Migration (IMIG) | 
| 770441 | iSeries: Problems in CPC due to splitting for SAPSSDEF | 
| 762148 | iSeries: Code page conversion for Greek SAP systems | 
| 739386 | iSeries: How can you call R3setup in the background? | 
| 682281 | NT/DB4: Starting Win2K AppServer from iSeries Central Host | 
| 647583 | HR Recruitment: EBCDIC --> ASCII Codepage Conversion | 
| 620462 | iSeries: Symbolic links MUST be correct before R3SETUP runs | 
| 603153 | iSeries : prevent data problems in SOC3 after codepage conv. | 
| 601554 | iSeries: Corrupted characters in 4.6x DBCS systems | 
| 600755 | iSeries : Problem with Spool Files after Codepage Conversion | 
| 599700 | iSeries: Codepage Conversion with R/3 4.6B or BW 2.0B | 
| 595482 | EBCDIC system: Call of Word texts not possible | 
| 580051 | iSeries: Preparing Windows App. Server installation (CPC) | 
| 573866 | R3load: Report name with errors is not issued | 
| 556969 | iSeries : Troubleshooting during ASCII Codepage Conversion | 
| 554792 | iSeries: Accessing ASCII/UNICODE databases or external files | 
| 541071 | AS/400: Problems with the Turkish locale | 
| 538362 | iSeries: Incorrect table type (...) in BW for object ... | 
| 538239 | iSeries: Replacing IBM QADRT ASCII C/C++ Runtime | 
| 535554 | |
| 534966 | Import of Microsoft Word standard texts | 
| 529887 | Future Directions mySAP.com on IBM eServer iSeries | 
| 513839 | Table change logs not readable | 
| 428855 | IBM i system values | 
| 419990 | Deleting AS/400 ABAP loads and screen loads | 
| 411019 | RFC destination eintries when migrating an R/3 system | 
| 389530 | INST: R/3 4.6C SR2 - Homogeneous System Copy | 
| 316353 | INST: 4.6D SAP Basis - Heterogeneous System Copy | 
| 316313 | Changes to area menus not visible in Easy Access | 
| 211492 | Inconsistency between ABAP Dictionary <-> database | 
| 184322 | Procedure after DB copy of BW source systems | 
| 179150 | INST: 4.6B R/3 Inst. - Heterogeneous System Copy | 
| 93774 | iSeries: TSV_INDEX_INDEX_NO_ROLL_MEMORY in RSORATDB | 
| 60252 | iSeries: TCP/IP host name configured incorrectly | 
| 39510 | AS/400: ASCII-EBCDIC | 
| 16875 | TemSe objects do not match TemSe files | 
| 16083 | Standard jobs, reorganization jobs | 
| 15023 | Initializing table TCPDB (RSCP0004) (EBCDIC) | 
| 6873 | SAPscript terminates when importing table STXL |