Sharp LC-60LE650U Service Manual page 31

[Precautions for assembly]
Push
CAUTION
Set it so that there may not be a clearance between Front Cabinet Ass'y and Rear Cabinet Ass'y.
Push
There is a gap without the fingernail fitting
in completely only when covering with Rear Cabinet Ass'y.
Push
(Front Cabinet Ass'y/Rear Cabinet Ass'y fingernail fixation place)
LC-60/70/80LE650U/LE657U/C6500U/LE757U/LE857U,60/70LE755U/C7500U
Push
19 places
Push
The fingernail is surely fixed when Rear cabinet Ass'y is
firmly pushed, and the gap disappears.
4 – 8
Push
Push
Push