Cash Register 
To dream of a cash register indicates that you are having anxieties about your money situation. Perhaps you feel as if you won't be able to pay all of your bills and debts. It could also mean that you will be receiving an unexpected inheritance, pay raise, or other money source.
Record Player
To hear a record player in a dream suggests that your mind is caught going in circles.
To hear a broken record in a dream indicates that you are struggling to make progress and overcome a recurring problem.