Bonus is a special feature of the particular game theme, which is activated when certain symbols appear in a winning combination. The player is presented with several items on a screen from which to choose. After choosing items a number of credits is revealed and awarded. A mechanical device, such as a spinning wheel is used by some bonuses. To display the amount won it works in conjunction with the bonus.
Candle is a light on top of the slot machine. It alerts the operator that change is needed, hand pay is requested or there is a potential problem with the machine.
Carousel refers to a grouping of slot machines, usually in a circle or oval formation.
Coin hopper contains the coins that are immediately available for payouts. It is used to rotate coins into the coin tray when a player collects credits. There is a coin diverter used for redirecting excess coins into a drop bucket, or drop box when a certain preset coin capacity is reached.
Credit meter is a visual display of the amount of money or credits on the machine.
Drop bucket or Drop box is used for diverting exess coins from the hopper. It is generally used in low denomination slot machines. High denomination slot machines use a drop box. A drop box contains a hinged lid with one or more locks whereas a drop bucket doesn't contain a lid. The contents of drop buckets and drop boxes are collected and counted by the casino on a scheduled basis.
EMG is Electronic Gaming Machine.
The term Hand pay means a payout made by a slot attendant or cage, rather than the slot machine. When the amount of the payout exceeds the maximum amount that was preset by the slot machine's operator a hand pay occurs. Usually, the maximum amount is set at the level where the operator must begin to deduct taxes. A hand pay can also be a result of a short pay.
Hopper fill is a document used for recording the replenishments of the coin in the coin hopper after it becomes depleted as a result of making payouts to players. There is the slip that indicates the amount of coins placed into the hoppers, the signatures of the employees involved in the transaction, the slot machine number and the location and the date.
Playing Low Level or Slant Top slot machines you can sit as they have a stool. Playing Stand Up or Upright slot machines you won't be able to sit.
Optimal play is a payback percentage based on a gambler using the optimal strategy in a skill-based slot machine game.
A straight or zigzagged line that crosses through one symbol on each reel, along which a winning combination is evaluated is called Payline. There are up to nine pay lines in classic spinning reel machines while there can be one hundred pay lines in video slot machines.
While the meters count up to the amount that has been won the process of dramatizing a win by playing sounds happens which is called Rollup.
A partial payout made by a slot machine, which is less than the amount due to the player is called Short pay. This occurs if the coin hopper has been depleted as a result of making earlier payouts to players. Then the remaining amount is paid as a hand pay or the machine is re-filled by an attendant.
The term Theoretical Hold Worksheet. Is used to denote a document provided by the manufacturer for all slot machines. It indicates the theoretical percentage that the slot machine should hold based on adequate levels of coin-in. The worksheet also indicates the reel strip settings, number of coins that may be played, the payout schedule, the number of reels and other information.
Weight count is an American term, referring to the dollar amount of coins or tokens removed from a slot machine's drop bucket or drop box and counted by the casino's hard count team through the use of a weigh scale.