Samsung TS-H542A-WRCH - Manual (Page 9)

1. Turn the PC off.
2. Open the cover as shown in the picture.
3. If necessary, attach the support devices on both sides of
the drive
- The support devices are PC accessories. Purchase a
pair if necessary.
(SCREW : M3 X 6 X 4 )
4. Insert the DVD R/RW Drive after removing the plate as below
and Connecting Cables
Installing DVD R/RW Drive