Here is a sample of the JCL that runs DK1ETL for DB2. The full JCL sample can be referenced in your.prefix.CNTL(DK1ERDB2).
//STEP01 EXEC PGM=DK1ETL
//STEPLIB DD DISP=SHR,DSN=your.prefix.TBASE.LOAD
//LOGDD DD SYSOUT=*
//SYSPRINT DD SYSOUT=*
//SYSOUT DD SYSOUT=*
//CPYBOOK DD *
your.prefix.TEST.CPY.ASIS
//MAPPING DD DISP=SHR,DSN=your.prefix.ETLMAP
//MAINLIB DD DISP=SHR,DSN=your.prefix.TBASE.MAINLIB
//RECIN001 DD DISP=SHR,DSN=your.prefix.UNLOAD.TEST01
//RECIN002 DD DISP=SHR,DSN=your.prefix.UNLOAD.TEST02
//RECIN003 DD DISP=SHR,DSN=your.prefix.UNLOAD.TEST03
//PUNCH001 DD DISP=SHR,DSN=your.prefix.PUNCH.TEST01
//PUNCH002 DD DISP=SHR,DSN=your.prefix.PUNCH.TEST02
//PUNCH003 DD DISP=SHR,DSN=your.prefix.PUNCH.TEST03
//CNTLCARD DD *
COPY DB2 INDD(RECIN001) TABLE(TEST01) VTSTSR(ETL0E) TLIB()
PUNCH(PUNCH001)
COPY DB2 INDD(RECIN002) TABLE(TEST02) VTSTSR() TLIB(MAINLIB)
PUNCH(PUNCH002)
COPY DB2 INDD(RECIN003) TABLE(TEST03) VTSTSR(ETL0E) TLIB(MAINLIB)
PUNCH(PUNCH003)