Alignment and AdjustmentsSamsung Electronics4-24-3 MaintenanceCarry out the following periodic maintenance checks in order to fully exercise all functions, operations and tape.After repairing, service the set as follows:1) Cleaning of Drum AssemblyŒ Gently apply lens tissue soaked in ethyl alcohol to the Drum assembly.Clean the Upper Drum assembly while rotating it slowly counterclockwise(by hand).Note : Do not rotate the motor by power or rotate the Upper Drum assembly clockwise.Also, the Head tip will be damaged if the lens tissue is moved in a perpendicular direction.Be sure to follow these instructions when cleaning the Drum Ass’y2) Cleaning of Tape PathŒ In EJECT mode, clean the tape path system(from Pole Tension P1 through Pole Review P7, Pinch Roller andCapstan Shaft) and the Lower Drum. Using the lens tissue soaked in ethyl alcohol.Note : Make sure that no oil or grease adheres to the lens tissue.Fig. 4-3P2P1P3P4P6P7P5PINCH ROLLER