LS740W Specifications

    From ViewSonic User Guide Database


    Technical Specifications

    Item Category Specifications
    Model P/N. LS740W
    No. VS19578
    Projector Type Laser
    Display Size 30”~300”
    Throw Ratio 1.18~1.54
    (100”@2.54m)
    Lens F=2.43~2.78, f=16.901~21.6076 mm
    Display System 1-CHIP DMD
    Input Signal HDMI fh: 15~102 kHz, fv:23~120 Hz, Pixel rate: 165 MHz
    Resolution Native 1280 x 800
    Power Input Voltage DC IN 100-240V, 50/60 Hz (auto switch)
    Operating Conditions Temperature 0°C to 40°C (32°F to 104°F)
    Humidity 10% to 80% (non-condensing)
    Altitude 0 to 760 m (0 to 2,500 ft.) at 0°C to 40°C (32°F to 104°F)
    760 to 1,520 m (2,500 to 5,000 ft.) at 0°C to 35°C (32°F to 95°F)
    1,520 to 3,660 m (5,000 to 12,000 ft.) at 0°C to 30°C (32°F to 86°F)
    Storage Conditions Temperature -20°C to 60°C (-4°F to 140°F)
    Humidity 0% to 90% (non-condensing)
    Altitude 0 to 12,100 m (0 to 40,000 ft.)
    Dimensions Physical
    (W x H x D)
    286 x 216 x 129 mm
    (11.26” x 8.50” x 5.08”)
    Weight Physical 3.0 kg (6.61 lbs)
    Power Consumption On[1] 210W (Typical)
    Off < 0.5W (Standby)
    1. The test condition follows EEI standards.

    Projector Dimensions

    286 mm (W) x 129 mm (H) x 216 mm (D)

    LS740HD Projector Dimensions.png

    Timing Chart

    HDMI Video Timing

    Timing Resolution Refresh Rate (Hz)
    SDTV 640 x 480 60
    SDTV (480i) 720 x 480 60
    SDTV (480p) 720 x 480 60
    SDTV (576i) 720 x 576 50
    SDTV (576p) 720 x 576 50
    HDTV (720p) 1280 x 720 50 / 60
    HDTV (1080i) 1920 x 1080 50 / 60
    HDTV (1080p) 1920 x 1080 24 / 50 / 60

    HDMI PC Timing

    Signal Resolution Refresh Rate (Hz)
    VGA 640 x 480 60 / 67 / 72 / 75
    720 x 400 70
    SVGA 800 x 600 56 / 60 / 72 / 75
    832 x 624 75
    XGA 1024 x 768 60 / 70 / 75
    1152 x 864 75
    Quad-VGA 1280 x 960 60
    SXGA 1280 x 1024 60 / 75
    WXGA+ 1440 x 900 60
    WSXGA+ 1680 x 1050 60
    WUXGA 1920 x 1200-RB2 59.95
    HD 1280 x 720 50 / 60 / 120
    1080P 1920 x 1080 50 / 60
    MAC 13" 640 x 480 60
    MAC 19" 1024 x 768 75
    MAC 21" 1152 x 870 75

    3D Support Timing

    HDMI 3D
    Frame Packing Format
    Timing Resolution Refresh Rate (Hz)
    1080p 1920 x 1080 24
    720p 1280 x 720 50 / 60
    Side by Side Format
    Timing Resolution Refresh Rate (Hz)
    1080i 1920 x 1080 50 / 60
    Top and Bottom Format
    Timing Resolution Refresh Rate (Hz)
    1080p 1920 x 1080 24

    LED Indicators

    Status and Description Power Indicator Light Temperature Indicator Light Light Source Indicator Light
    Red Blue Red Blue
    Standby State
    (Power cord input)
    Steady Light
    Power On
    (Warming)
    Flashing Light
    (1 sec off/1 sec on)
    Power On and Lamp Lighting Steady Light
    Power Off
    (Cooling)
    Flashing Light
    (0.5 sec off/0.5 sec on)
    Back to red steady light when the cooling fan turns off.
    Error
    (Lamp Overheat)
    Steady Light
    Error
    (Lamp Failure)
    Steady Light
    Error
    (Fan Failure)
    Flashing Light
    Error
    (Overheat)
    Steady Light