Acer 711TE Service Guide - Page 19

LCD Item Optical Specification Contrast ration Brightness (cd/m2) Brightness control Contrast control Electrical Specification Supply voltage for LCD display (V) Supply voltage for LCD backlight (Vrms) 50 (typ) 70 (typ) keyboard hotkey keyboard hotkey 3.3 (typ) 600 (typ) Specification 100 (typ) 70 (typ) keyboard hotkey None 100 (typ) 100 (typ) keyboard hotkey None 3.0~3.6 (typ) 650 (typ), 660 (max) 3.3 (typ) 650 (typ) AC Adapter Item Specification Vendor & model name Delta ADP-60HB.Rev.A Input Requirements nominal voltages (Vrms) 90~270 Frequency variation range (Hz) 47~63 Maximum input current (A, @90Vac, full load) 1.5A Inrush current The maximum inrush current will be less than 50A and 100A when the adapter is connected to 115Vac (60Hz) and 230Vac(50Hz) respectively. Efficiency It should provide an efficiency of 83% minimum, when measured at maximum load under 115V (60Hz) & 230Vac (60Hz) Output Ratings (CV mode) DC output voltage (V) +19.0V~20.5V Noise + Ripple (mV) 300mvp-pmax (20Mhz bandwidth) Output Ratings (CC mode) Load (A) 0 (min) 3.16 (max) Dynamic output Characteristics Turn-on delay time (s, 2 @115Vac) Chapter 1 1-17