Samsung LS23MUQHB-ZA - Manual (Page 10)

1-3 Major Safety Precautions
Maintaining the Correct Posture when Using this Product
Maintain the correct posture when using this product.
• Straighten your back.
• Keep a distance of 45~50 cm from your eyes to the screen. Look down at the screen and face the
screen forwards.
• Adjust the angle of the product so that light is not reflected onto the screen.
• Keep your elbow at a right angle and keep your arm level with the back of your hand.
• Keep your elbow at a right angle.
• Place your heels flat on the ground while keeping your knees at an angle of 90 degrees or higher
and maintain the position of your arm so that your arm is below your heart.