M9000 online CMU board Add/Remove procedure

Hi

Can someone share me the procedure and process to Add/Remove CMU boards on my M9000 hardware to the domain.

My current setup details are below

XSCF> showhardconf -u

SPARC Enterprise M9000; Memory_Size:1024 GB;

    +-----------------------------------+------------+

    |              FRU                  |  Quantity  |

    +-----------------------------------+------------+

    | CMU                               |       8    |

    |     Type:C;                       |   (   8)   |

    |     CPUM                          |      32    |

    |         Freq:3.000 GHz;           |   (  32)   |

    |     MEM                           |     256    |

    |         Type:4B; Size:4 GB;       |   ( 256)   |

    | IOU                               |       8    |

    |     Type:A;                       |   (   2)   |

    |     Type:B;                       |   (   6)   |

    | XSCFU_B                           |       2    |

    | XBU_B                             |       8    |

    | CLKU_B                            |       2    |

    | OPNL                              |       1    |

    | PSU                               |      30    |

    | FANBP_A                           |       1    |

    | FANBP_B                           |       1    |

    |     FAN_A                         |      16    |

    | SWBP                              |       1    |

    | MEDBP                             |       1    |

    +-----------------------------------+------------+

XSCF> showboards -a
XSB  DID(LSB) Assignment  Pwr  Conn Conf Test    Fault
---- -------- ----------- ---- ---- ---- ------- --------
00-0 00(00)   Assigned    y    y    y    Passed  Normal32