ZAP may be used to permanently change the default vec- tors and CSR's for the stand alone versions of BAD, DSC, and PRESRV. TKB should first be run to generate a load map of the utility from the .STB file provided on the distribution kit. For example, to change the MT vector in DSCS8 from 320 to the standard 224: RUN ZAP DSCS8.SYS/AB 3:224/ 22434 (must equal $MMINT from map) 25610 (equals $MTINT from map) X CSR addresses can be changed by modifying the proper SCB entry e.g. $MT0+12 for MT: