If you took the hinges off of the door at the start then you should be able to find the original screw holes.
How to install a cupboard door hinges.
Use straight edge the easiest way to place hinges in a consistent manner and keep your cabinet doors straight is to use a straight edge.
Now attach your new kitchen cabinet hinge with a few screws and screw the hinge back to the frame of the cabinets.
The other screws on the hinge allow you to adjust the cabinet door side to side and up a down a bit use your adjustments to get your doors level.
Start by disconnecting the two sections of the hinge and screw the door section onto the pre drilled hole.
Use a pencil to mark around the hinge so you know where you need to bore your hole.
Blow out the shavings and test fit the cup to make sure the hinge flanges touch the door surface.
Line the hinges up with those holes and use a hand drive screwdriver to attach them.
Slide the soft close hinge into the mounting plate and then push it into the plate to clip it into place.
Drill the remaining cup holes.
Tap in the hinges and screw them to the door with the provided screws and then set the door in place on the front of the cabinet level it and mark the.
Put the hinge on the hinge side of the cabinet door where you marked from the bottom and arrange it so it s in the position it needs to be installed in.
With a large cabinet door it may be useful to have a second person to help hold the door and guide it into place.
To drill the flat bottomed hole for the cup you ll need a 35 millimeter forstner bit.
Hold the cabinet door with one hand and one of the soft close hinges with the other hand.
Line the straight edge 1 4 inch from the edge of the cabinet door opening and mark the placement for the hinges 2 inches from the top and bottom.
Drill on the intersections of these lines.
The hinges for flat pack cupboard doors come in two sections the first screws on to the door and the second screws on to the cabinet.