Appendices39 ... EnglishSpecificationsThe specs specified below are subject to change without notice. Regarding the fi nal specs,please refer to Acer announced marketing specs.Light Valve - Single Chip DLP ® Technology by Texas InstrumentsLamp - 180W User Replaceable LampNumber of Pixels - 1024 pixels(H) X 768 lines(V) for XD1250/XD1250D- 800 pixels(H) X 600 lines(V) for XD1150/XD1150DDisplayable Color - 16.7M colorsContrast Ratio - 2100:1 (Full On/Full Off)Uniformity - 90%Noise Level - 31dB(A)Projection Lens - F/2.35~2.47 f=21.83~23.81mm with 1.1X Manualzoom lensProjection Screen Size (Diag.) - 23.1 to 302.0 inches / 0.59 to 7.68 m DiagonalProjection Distance - 3.28 to 39.4 feet (1.0 to 12.0 meters)Video Compatibility - NTSC 3.58/NTSC 4.43/PAL/SECAM and HDTVcompatible- Composite video & S-Video capabilityH. Frequency - 31.5kHz~100kHz horizontal scanV. Frequency - 56Hz~85Hz vertical refreshPower Supply - Universal AC input 100-240V ; Input Frequency50/60HzI/O Connectors - Power: AC power input socket- VGA Input: One DVI connector for Digital signal with HDCP(for XD1150D/XD1250D) One 15-pin D-sub for VGA, component and HDTVsignal- VGA Output: One 15-pin D-sub for VGA output (forXD1150D/XD1250D)- Video Input: One Composite video RCA input One S-Video input- RS232: One RS232 connector (for XD1150D/XD1250D)- USB: One USB connectorWeight - 4.78 lbs (2.17kg)Dimensions (W x H x D) - 9.1 x 9.4 x 4.8 inches (230 x 238 x 122.8 mm)Environmental - Operating Temperature: 41~95 oF (5~ 35 oC)Humidity: 80% maximum (Non-condensing)- Storage Temperature: -4~140oF (-20~60 oC)Humidity: 80% maximum (Non-condensing)Safety Regulation - FCC Class B, CE, VCCI, UL, cUL, TÜV-GS, PSE, CBReport, CCC