tape_3590.07e630<bus ID of the tape device>: DEVSIM SEV=<SEV>, DEVTYPE=3590/<model>, MC=<message code>, ES=<exception>/<required service action>, REF=0x<refcode1>-0x<refcode2>-0x<refcode3>
This is an operating system independent device subsystem information message
issued by the tape unit. The information in the message is intended for
the IBM customer engineer.
User response
See the documentation for the tape unit for further information.