Speaking of automatic mahjong tables, everyone should be familiar with it. Nowadays, people's food and clothing problem has long been solved, and spiritual and cultural activities are gradually increasing. Playing mahjong is a lot of hobbies. If you also like playing mahjong, you must buy a good automatic mahjong table. Automatic mahjong table is a very common entertainment product in people's lives, especially in teahouses. However, with the automatic mahjong table, the common faults of the machine are inevitable. Then the next small series will introduce the common faults and price introduction of the automatic mahjong table.

1. Common failures of the automatic mahjong table

1. The indicator light of the motherboard power supply does not light up after being electrified

The main reasons for this failure are that the motherboard power supply is damaged or the motherboard power supply cable is not connected with 221V power supply. In this case, you should first use a multimeter to adjust the AC voltage to 751 V, and measure whether the power input has a voltage of about 221V V. If so, the motherboard power supply is damaged; If not, check the power input terminal and connecting wire.

2. After the power is turned on, the power supply of the motherboard is normal, but the program can't work.

The main reason for this failure is that the motherboard program is not burned properly, or it is not positioned, or the motherboard is broken, or there is something wrong with the panel switch. To deal with the panel switch fault first, unplug the panel switch, use the remote control to set it to the left position and press the "A/B" key to color. If it is normal, it proves that the panel switch is damaged and replace it.

3. The color is correct, but the card is not selected

The main reasons for this failure are the bad motherboard, the bad bracket, the bad bracket line or the bad connection. The maintenance method is to let mahjong pass through the bracket, observe the indicator light of the motherboard, and find that one indicator light is not on. Touch the bracket plug of the motherboard with your hand, and the indicator light of the motherboard has a luminous indication, which proves that the motherboard is good. Replace it with a good bracket, and the indicator light still doesn't light up, or replace the bracket wire.

4. Correct coloring and incorrect card selection

This problem is mainly due to poor assembly of the bracket, improper adjustment of the straightening block, improper installation of the panel needle and improper adjustment of the two positioning wheels of the magnetic ring, which can be readjusted according to the technical requirements of assembly.

5. Touch positioning doesn't work

The main reason for this failure is that the motherboard is broken and the touch positioning line is broken. You should switch the touch interface cable in that direction to another good socket, touch and locate, rob and cancel, and the indicator light is still not on. Switch the good interface cable to a bad socket, touch and locate, rob and cancel. If the indicator light indicates, it proves that the motherboard is good.

II. Introduction to the price of automatic mahjong

There are different models of automatic mahjong tables, which are divided into three levels: low-grade, middle-grade and high-grade, and the prices of these three levels are very different. They range from several hundred yuan to several thousand yuan respectively. Generally speaking, the price of a low-grade automatic mahjong table is below 1,111 yuan, the price of a middle-grade automatic mahjong machine is around 2,111 yuan, and the price of a high-grade automatic mahjong table is above 3,111 yuan.