Just get it repaired with a nice letter explaining that you have had an "unusually" frequent issue with (specific problems-etc.). they may opt to replace it with a new unit or... make sure you are not introducing the unit to smoke, hair, dirty discs, etc. or rough handling, or excessive heat.
the higher the resolution of a component the more fussy it can get.
the higher the resolution of a component the more fussy it can get.