Acer AL922 AL922 Monitor Service Guide - Page 44

11. ENVIROMENT REQUIREMENT 11.1 Operating Temperature Relative Humidity Altitude 5°C ~ 40°C 20% to 80% Sea level to 8000ft 11.2 Storage or Shipment Temperature Relative Humidity Altitude -20°C ~ +60°C 5% to 85% Sea level to 40,000ft 11.2.1 TEST PROCEDURE: • Put in temperature chamber under 60°C • Back to room temperature • Put in temperature chamber under -20°C • Back to room temperature • The process repeat 2 times. Time:24 hours Time: 4 hours Time:24 hours Time:4 hours 44