Epson PowerLite 1930 User Manual - Page 174
USB Type A port compatibility
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Optical aspect ratio PowerLite 1940W/1945W: (width-to-height) 16:10 PowerLite 1930/1950/1955/1960/1965: 4:3 Focus adjustment Manual Zoom adjustment Manual Zoom ratio 1:1.6 (Tele-to-Wide) Internal sound system 10 W monaural Noise level 37 dB (Normal Power Consumption mode) 29 dB (ECO Power Consumption mode) Keystone correction angle PowerLite 1930/1940W/1950/1960: Vertical: ± 30º (manual or Auto Keystone) Horizontal: ± 30º (manual or Horizontal Keystone slider) PowerLite 1945W/1955/1965: Vertical: ± 30º (manual); ± 30º (using Auto Keystone or Screen Fit) Horizontal: ± 30º (manual); ± 20º (using Auto Keystone or Screen Fit) USB Type B port compatibility USB 1.1 and 2.0 compliant for USB display or external mouse USB Type A port compatibility PowerLite 1930/1940W/1950/1960: One USB 1.1 and 2.0 compliant port for USB device input or EPSON document camera display PowerLite 1945W/1955/1965: One USB 1.1 and 2.0 compliant port for USB device input One USB 1.1 and 2.0 compliant port for EPSON document camera display Parent topic: Technical Specifications 174