Samsung SH-S162L-BEWN - Manual (Page 13)

and Connecting Cables
Installing DVD Writer
Connecting the Power Cable
Hold the power cable (with four pins) in the power box within the computer with the cutoff edges( )
facing up and connect it to the power port in the back of the DVD Writer
A - Cutoff edges
1 +5V DC
2 Ground
3 Ground
4 +12V DC
Improperly connected power cable may cause malfunction. Check the direction of the
power cable and the cutoff edges before connecting the cable.