40Safety and Regulatory InformationRepair• Leave all repairs of your LCD display to authorised and qualified personnelonly.• Should a repair be necessary, please contact one of our authorized servicepartners only.Notes for Service Engineers• Before opening the housing, disconnect the product from all powersources and remove any connecting cables. If the display has not beendisconnected from the power outlet before being opened, there is a danger tolife through electric shock. There is also a risk of damage to the components.• Internal components of the LCD display may be damaged by electrostaticdischarge (ESD). Carry out repairs in an ESD-protected workshop. If nosuch workshop is available, wear an antistatic wrist strap or touch a highlyconductive metal object. We can repair damage sustained by inappropriatehandling for a fee.• Use only original spare parts.Environmental conditions• The LCD display can be operated most reliably at ambient temperaturesbetween +41°F and +95°F (5° C to 35° C) and at a relative humidity between20% and 85% (without condensation).• When switched off, the LCD display can be stored most reliably between -4°Fand +140°F (-20° C - +60° C), up to a maximum height of 39,000 ft (12,000 m)above sea level at a relative humidity between 10% and 85% (withoutcondensation).• After transporting your LCD display please wait until it has reached theambient temperature before connecting and switching it on. Extremely highvariations in the temperature or humidity may result in condensation formingon the inside of the LCD display which could cause an electricalshort-circuit.