Usually, there are two phenomenons when POS Cash registers boot fault:

First, boot the machine can not start, the machine power light does not shine.

1. Check whether there is electrical power strip, check outlet for power.

2. Check whether the power cord plugged in tight cash register. If you are moving, or moving the cash register counter commodity may encounter cash register power cord, if the power cable is not seated, the machine will not start.

3. Check to make sure that all cables connected properly, start the test again.

Second, when you boot the machine starts, the machine power lights, the screen does not show, after the hard disk light will shine over tens of seconds.

1. Check the monitor's power switch is turned off. As off, the bottom right corner of the screen power light does not shine.

2. Check whether the monitor's power cord is plugged in securely. Are display with bright lights. (Red light means no signal input; green indicates the signal input)

3. Check whether the monitor cable plug tight. Display data line and the host is connected properly.

4. Check whether the switch below the display brightness dimmed.

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