HTM Card  Panel Hole  Dimentions
          ----------------------------------


                                     Original Rev.  20-Apr-2018
                                      Current Rev.  11-May-2018


     As agreed, all dimensions are with respect to the
     alignment pin hole in the bottom of the front panel.

     Recall that the front panel bottom alignment hole is

       12.800 mm above  (front panel X dimension)  and
        7.225 mm above  (front panel Y dimension)

     the top surface at the  0,0  corner of the HTM
     printed circuit board.





     4-40 Machine Screw Body Drills:
     -------------------------------

        6 Holes

        Diameter: 4-40 body drill

        X,Y Hole Locations in mm:

                -8.800,  300.575
                 3.200,  300.575

                -9.625,  243.775
                -3.275,  243.775

                -5.800,    7.275
                -5.800,   15.075











     Large LED Holes:
     ----------------

        9 Holes

        Estimate of required diameter: 3.25 mm, 128 mills, #30

        X,Y Hole Locations in mm:

                -7.720,  227.775
                -7.720,  218.775
                -7.720,  209.775
                -7.720,  200.775
                -7.720,  191.775
                -7.720,  182.775
                -7.720,  173.775
                -7.720,  164.775
                -7.720,  155.775





     LEMO Holes:
     -----------

        2 Holes

        Diameter: 8 mm    0.315 inch or a little over

        X,Y Hole Locations in mm

                -9.200,  137.775
                -9.200,  122.775





     On/Off Switch Hole:
     -------------------

        1 Hole

        Diameter: 6.35 mm  aka  1/4 inch

        X,Y Hole Location in mm

                 1.100,   40.775





     Rectangular Cutouts:
     --------------------


        MTP2 Cutout:   15.0 mm in X  by  10.0 mm in Y

                -1.50,  280.00    Center

                +6.00,  285.00    Upper-Right corner
                -9.00,  285.00    Upper-Left  corner
                -9.00,  275.00    Lower-Left  corner
                +6.00,  275.00    Lower-Right corner


        MTP1 Cutout:   15.0 mm in X  by  10.0 mm in Y

                -1.50,  260.00    Center

                +6.00,  265.00    Upper-Right corner
                -9.00,  265.00    Upper-Left  corner
                -9.00,  255.00    Lower-Left  corner
                +6.00,  255.00    Lower-Right corner



        J14 Cutout:   23.88 mm in X  by  16.9 mm in Y

                -4.600,   94.775    Center

                 7.340,  103.225    Upper-Right corner
               -16.540,  103.225    Upper-Left  corner
               -16.540,   86.325    Lower-Left  corner
                 7.340,   86.325    Lower-Right corner


        J13 Cutout:   23.88 mm in X  by  16.9 mm in Y

                -4.600,   72.775    Center

                 7.340,   81.225    Upper-Right corner
               -16.540,   81.225    Upper-Left  corner
               -16.540,   64.325    Lower-Left  corner
                 7.340,   64.325    Lower-Right corner









        J12 Cutout:   6.5 mm in X  by  19.0 mm in Y

                -9.450,   40.775    Center

                -6.200,   50.275    Upper-Right corner
               -12.700,   50.275    Upper-Left  corner
               -12.700,   31.275    Lower-Left  corner
                -6.200,   31.275    Lower-Right corner