LS741HD Specifications

Technical Specifications

Item	Category	Specifications
Projector	Type	Laser
	Display Size	30"~300"
	Throw Ratio	1.4~2.24 (100" @3.10 m)
	Lens	F=2.5~3.26, f=20.911~32.62 mm
	Display System	1-CHIP DMD
Input Signal	HDMI (v. 1.4)	fh: 15~102 kHz, fv:23~120 Hz, Pixel rate: 165 MHz
Resolution	Native	1920 (H) x 1080 (V)
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 3,048 m (5,000 to 10,000 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	5% 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	210W (Typical)
	Off	< 0.5W (Standby)

Projector Dimensions

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

Timing Chart

Video Input

Timing	Resolution	H-frequency (kHz)	V-frequency (Hz)	Doc Clock Frequency
480i	720(1440) x 480	15.73	59.94	27
480p	720 x 480	31.47	59.94	27
720/50p	1280 x 720	37.50	50	74.25
720/60p		45.00	60	74.25
1080/24P	1920 x1080	27.00	24	74.25
1080/50i		28.13	50	74.25
1080/60i		33.75	60	74.25
1080/50P		56.25	50	148.50
1080/60P		67.50	60	148.50

PC Input

Signal	Resolution	Refresh Rate (Hz)	H-frequency (Hz)	Clock (MHz)
720 x 400	720 x 400_70	70.09	31.47	28.32
800 x 600	SVGA_56	56.25	35.16	36.00
	SVGA_60	60.32	37.88	40.00
	SVGA_72	72.19	48.08	50.00
	SVGA_75	75.00	46.88	49.50
1024 x 768	XGA_60	60.00	48.36	65.00
	XGA_70	70.07	56.48	75.00
	XGA_75	75.03	60.02	78.75
1152 x 870	1152 x 870_75	75.00	67.50	108.00
1280 x 1024	SXGA_60	60.02	63.98	108.00
	SXGA_75	75.03	79.98	135.00
1280 x 960	1280 x 960_60	60.00	60.00	108.00
1440 x 900	WXGA+_60	59.89	55.94	106.50
1680 x 1050	1680 x 1050_60	59.95	65.29	146.25
640 x 480 @67Hz	MAC13	66.67	35.00	30.24

3D Support

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
720p	1280 x 720	50/60

LED Indicators

When the warning indicators (see below) light up or flash, the projector will automatically shutdown. Unplug the power cord from the projector, wait for 30 seconds and try again. If the warning indicators light up or flash, please contact your nearest service center for assistance.

Status and Description	Power Indicator Light		Temperature Indicator Light	Light Source Indicator Light
	Red	Blue or Green	Red	Red
Standby State (Power cord input)	Steady Light
Power On (Warming)		Flashing Light (0.5 sec off/0.5 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 Failure)	Flashing			Steady Light
Error (Fan Failure)	Flashing		Flashing Light
Error (Overheat)	Flashing		Steady Light