ViewSonic LS741 HD 1080p Laser Projector Owner’s Manual

: August 27, 2024
: Viewsonic

Table of Contents

ViewSonic LS741 HD 1080p Laser Projector
Product Information
Product Usage Instructions
FAQ
Key Features
Product Description
SPECIFICATION
References
Read User Manual Online (PDF format)
Download This Manual (PDF format)

ViewSonic LS741 HD 1080p Laser Projector

Product Information

Specifications

Native Resolution: 1920×1080
Brightness (ANSI Lumens): 5000
Brightness (Center Lumens): 5500
Contrast Ratio: 3000000:1
Display Color: 1.07 Billion Colors
Light Source Type: Laser Phosphor
Light Source Life (hours) with Normal Mode: 20000
Light Source Life (hours) with SuperEco Mode: 30000
Lens: F=2.5-3.26, f=20.91-32.62mm
Projection Offset: 132%+/-10%
Throw Ratio: 1.4-2.24
Optical Zoom: 1.6X
Digital Zoom: 0.8x-2.0x
Image Size: 30-300 inches
Throw Distance: 0.93-14.88m (100″ @ 3.10m)
Keystone: ±30%
Audible Noise (Normal): 30dB
Audible Noise (Eco): 24dB
Input Lag: 49.5ms
Resolution Support: VGA(640 x 480) to WUXGA RB(1920 x 1200) *RB-Reduced Blanking
HDTV Compatibility: 480i, 480p, 576i, 576p, 720p, 1080i, 1080p
Horizontal Frequency: 15K-102KHz
Vertical Scan Rate: 24-120Hz

Product Usage Instructions

Setting Up the Projector

Place the projector on a stable surface.
Adjust the projection angle and distance according to your needs.
Connect the power cord and other necessary cables.
Power on the projector using the remote control or the power button.

Adjusting Projection Settings

Use the remote control to adjust keystone correction if needed.
Zoom in or out digitally to fit the image size to your preference.
Adjust focus using the lens focus ring for a clear image.

Connecting Devices

Connect your devices such as laptops or media players to the projector using HDMI or other compatible ports.
If needed, connect external speakers to the audio-out port for better sound quality.

FAQ

Q: How do I clean the projector lens?
A: To clean the lens, use a soft, dry cloth to gently wipe away any dust or smudges. Avoid using liquids or abrasive materials.
Q: Can I mount this projector on the ceiling?
A: Yes, you can use the optional wall/ceiling mount accessory to securely mount the projector on the ceiling for optimal viewing.

Key Features

3rd generation laser phosphor technology with a lifespan of up to 30,000hours
5,000 ANSI Lumensoffering bright images in any environment
Installation flexibility: 1.6xoptical zoom, H/Vkeystone, 360° projection,and portrait mode
Centralized LAN control for efficient management
Compact size and lightweight designreducing cost of transportation and installation

Product Description

The LS741HD is part of ViewSonic’s Luminous Superior Series, a lamp-free projector lineup designed forcommercial and educational spaces. It can project up to a 300” ultra-large screen in 1080p Full HD resolution with high native contrast. This DLP projector uses 3rd generation laser phosphor technology, delivering a brightness of 5,000 ANSI Lumens for up to 30,000 hours. Its lamp- free design offers an eco-friendly and cost-effective solution with less power consumption, while its lightweight and compact build reduces transportation costs. Equipped with features like a 1.6x optical zoom, H/V keystone, and 360° projection capabilities, the LS741HD offers flexible set-up possibilities. Additionally, its comprehensive LAN control allows centralized management, making it perfect for boardrooms, lecture halls, and public spaces.

SPECIFICATION

Native Resolution: 1920×1080
Brightness (ANSI Lumens): 5000 (ANSI Lumens)
Brightness (Center Lumens): 5500
Contrast Ratio: 3000000:1
Display Color: 1.07 Billion Colors
Light Source Type: Laser Phosphor
Light Source Life (hours) with normal Mode: 20000
Light Source Life (hours) withSuperEco Mode: 30000 (Eco)
Lens: F=2.5-3.26, f=20.911-32.62mm
Projection Offset: 132%+/-10%
Throw Ratio: 1.4-2.24
Optical Zoom: 1.6X
Digital Zoom: 0.8x-2.0x
Image Size: 30″-300″
Throw Distance: 0.93-14.88m (100″@3.10m)
Keystone: H:+/-30° , V:+/-30°
Audible Noise (Normal): 30dB
Audible Noise (Eco): 24dB
Input Lag: 49.5ms
Resolution Support: VGA(640 x 480) toWUXGA RB(1920 x1200) *RB-Reduced Blanking
HDTV Compatibility: 480i, 480p, 576i, 576p,720p, 1080i, 1080p
Horizontal Frequency: 15K-102KHz
Vertical Scan Rate: 24-120Hz

INPUT

HDMI: 2 (HDMI 1.4/ HDCP 1.4)

OUTPUT

Audio-out (3.5mm): 1
Speaker: 15W
USB Type A (Power): 1 (5V/1.5A)

CONTROL

RS232 (DB 9-pin male): 1
RJ45 (LAN control): 1
USB Type A (Services): 1 (shared with USB AOutput)

OTHERS

Power Supply Voltage:
- Power adaptor:
- Input: 100~240V
- Output: 19.5VDC /11.79A
Power Consumption:
- Normal: 210W
- Standby: <0.5W
Operating Temperature: 0~40℃
Carton: Brown
Net Weight: 3.00kg
- Gross Weight: 4.70kg
Dimensions (WxDxH) with adjustment Foot: 286x216x129mm
Packing Dimensions: 400x280x155mm
OSD Language: English, French, Spanish, Thai, Korean, German, Italian, Russian, Swedish, Dutch, Polish, Czech, T-Chinese, S-Chinese, Japanese, Turkish, Portuguese, Finnish, Indonesian, Arabic, Vietnamese, Hungarian, Norsk, total23 languages
User Guide Language: English, S-Chinese, T-Chinese, Indonesian, Finish, French, German, Italian, Japanese, Korean, Polish, Portuguese, Russian, Spanish, Swedish, Turkish, Arabic, Czech, Thai, and Vietnamese, a total 20languages