Job Description:

• 1) Tests and adjusts assembled phonograph turntable and record-changer unit for specified operation: Adjusts speed of turntable to specified number of revolutions per minute, using screwdriver and stroboscope.

• 2) Listens for and eliminates noise in bearing.

• 3) Removes humming noise from coil.

• 4) Adjusts pickup arm, record magazine, elevator shafts and pads, and transfer lever to positions for accurate automatic record transfer.