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• Power on tests with both SSC are ok , and with both memory units; but message is ‘LF to 66 and LF to 67
  Verify the jumper setting of SCU frame:
  SCU motherboard Copy 0 side:
  Jumper W1,W2(Shorted vertically),W5,W7,W8,W9,W12 are to be shorted.
  SCU motherboard Copy 1 side:
  Jumper W13,W16,W17,W19,W21,W22,W23,W24 (Shorted vertically) are to be shorted.
  Check the status of AM using CRP command 'displ-sys-level: am,;'

  and it should give AM as INS-ACT verify the code loading of CM.

  Also for the code loading the path is AP0/1-CMS1/2-SSC0/1.

  There is a active role of CMS in the code loading of CM which establish the loading path with the help of DL (Direct Link) cable. Verify the hardware i.e CMS if code loading does not begin.