Here are some basic trouble shooting tips for new monitors:

1. The picture does not appear
   • Check to make sure the signal cable is firmly connected in the socket.
   • Check to see if the computer system’s power is ON.
   • Check that the Brightness Control is at the appropriate position, not at the minimum.
2. The Screen is not synchronized
   • Check to make sure the signal cable is firmly connected in the socket.
   • Check that the output level matches the input level of your computer.
   • Make sure the signal timing of the computer system is within the specification of the monitor.
3. The position of the screen is not in the center
   • Adjust the H-Size, H-Phase or V-Size, V-Center controls.
   • Check if the signal timing of the computer system is within the specification of the monitor.
4. The screen is too bright or too dark
   • Check if the Brightness or contrast control is at the appropriate position, not at the maximum or minimum.
   • Check if the specified voltage is applied
   • Check if the signal timing of the computer system is within the specification of the monitor.
   • Especially, check the horizontal frequency.
5. The screen is shaking
   • Move all objects that emit a magnetic field, such as a motor or transformer, away from the monitor.
   • Check if the specified voltage is applied.
   • Check if the signal timing of the computer system is within the specification of the monitor.

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