LIST OF SPARE Z-TIMING CONTROLLERS AVAILABLE IN DESY OR AT UCL :
        ================================================================


                        MP - UCL, 6 October 1997



Z-LTCC ( Module No. 2005 ) :    
----------------------------

        in DESY :       Ser.No: 76, 78, 79
                        Ser.No: 53 ( clocks set-up for RBOX1 / RBOX2 )

        at UCL :        Ser.No: 54, 77


Z-MTC ( Module No. 2006 ) :
---------------------------

                in DESY :       Ser.No: 11 ( w/wrap )

                at UCL :        Ser.No: 12 ( w/wrap ),  22


Z-MTC-FANOUT ( Module No. 2036mod ) :
-------------------------------------

                in DESY :       Ser.No: 00 ( prototype modified to provide
                                             spare for Z/t system only )


TIMING DISTRIBUTION / MMBOX FANOUT ( Module No. 2029 ) :
--------------------------------------------------------

                in DESY :       Ser.No: 002