Acer X203H Acer X203H Service Guide - Page 13

3.3.7 EMC Item TCO03 EMI Condition Electric Magnetic FCC part 15J class B EN55022 class B Spec OK Band 1 < 10 V/m Band 2 < 1 V/m √ Band 1 < 200nT Band 2 < 25nT √ After Mass production under 1dBuv for constant measure. Besides DNSF √ and VCCI class-2 are optional. N.A Remark 3.3.8 Reliability Item Condition Spec OK N.A Remark MTBF Prediction Refer to MIL-217F > 60,000 Hours √ Excluding CCFL CCFL Life time At 25±2к, under 7.0mA 40,000 Hours (min) √ See Note-4 Note-4: CCFL lifetime is determined as the time at which brightness of lamp is 50%. The typical lifetime of CCFL is on the condition at 7.0mA lamp current. 3.3.9 Audio performance Item Condition Preamp + Power amp (1)Output power (2)THD (@ 1W) (3)S/N ratio Speaker Driver (1)Nominal impedance (2)Rated input power (3)Frequency response (4)Output sound pressure level (5)Dimension of box Audio Control (1)Volume range (2)Mute Spec OK N.A Remark 1 Wrms/CH @ 1KHz √ 40dB √ 8 ohm √ 1 W/CH √ 500~20KHz SPL-10dB √ 80 ± 3 dB (1W 0.5M) √ 63x25x13mm2 √ 0 ~100 levels On/Off √ √ - 13 -