Acer Aspire E1-521 Acer Aspire E1-521 Notebook Service Guide - Page 23

Specifications Table Computer specifications Item Metric Imperial Dimensions Length 381.2 mm 15.01 in Width 253 mm 9.97 in Height (front to rear) 25.85~33.2 mm 1.018~1.307 in Weight (equipped with optical drive, flash drive, and battery) 2.462 kg 5.43 lbs Weight (equipped with optical drive, flash drive, and without battery) 2.102 kg 4.63 lbs Input power Operating voltage 19.0 V DC @ 3.42 A - 65 W Operating current 3.42A Temperature Operating (not writing to optical disc) 0ºC ~ 35ºC 32ºF ~ 95ºF Operating (writing to optical disc) 5ºC ~ 35ºC 41ºF ~ 95ºF Non-operating -20ºC ~ 60ºC -4º ~ 140ºF Relative humidity Operating 10% ~ 90% Non-operating 5% ~ 95% Maximum altitude (unpressurized) Operating -15 m ~ 3,048 m -50 ft ~ 10,000 ft Non-operating -15 m ~ 12,192 m -50 ft ~ 40,000 ft Shock Operating 125 g, 2 ms, half-sine Non-operating 200 g, 2 ms, half-sine Random vibration Operating 0.75 g zero-to-peak, 10 Hz to 500 Hz, 0.25 oct/min sweep rate Non-operating 1.50 g zero-to-peak, 10 Hz to 500 Hz, 0.25 oct/min sweep rate NOTE: Applicable product safety standards specify thermal limits for plastic surfaces. The computer operates well within this range of temperatures. Hardware Specifications and Configurations 1-16