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    User name Xiaofeng

    Log entry time 04:30:36 on November29,2001

    Entry number 78258

    keyword=left arm magnet Q1 tripped

    03:35am , left arm magnet Q1 tripped again. failed in resetting. problem with (PreReg, Spare Interlock, and MPS). called MCC for controlled access.
    4:16am, reset then turn on power supply for Q1, Q1 is coming back.
    4:25am, Enter the hall and reset Q1
    4:30am , swtich to beam permit