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4.  Remove the front panel carefully to avoid damaging the cables. The ICG module has an 
inner housing and an outer housing. Press the two clips on the inner housing about 1mm 
inwards to separate the inner and outer housing. Then, take off the outer housing.       
   
 
 
5.  The inner housing consists of a left and a right side cover. Release the three clips as 
shown in the figure below to separate the two side covers.