Before calling for service

Before calling for service, check the following points.

Problem

Possible cause

 

 

Power does not turn

B The power cord may not be connected.

on.

B The MAIN POWER switch is turned off.

 

B The main power supply is not being supplied to the wall

 

outlet.

 

B TEMP indicator is illuminated or flashing. (Refer to page

 

60.)

 

B LAMP indicator is illuminated or flashing. (Refer to page

 

61.)

No picture appears.

B The lamp unit cover has not been securely installed.

 

B The video signal input source may not be connected

 

properly.

 

B The input selection setting may not be correct. (Refer to

 

page 30.)

 

B The BRIGHT adjustment setting may be at the minimum

 

possible setting. (Refer to page 39.)

 

B The shutter function may be in use. (Refer to page 46.)

The picture is fuzzy.

B The lens cover may still be attached to the lens.

 

B The lens focus may not have been set correctly. (Refer

 

to pages 31 and 50.)

 

B The projector may not be at the correct distance from the

 

screen. (Refer to pages 29 and 52.)

 

B The lens may be dirty.

 

B The projector may be tilted too much. (Refer to page 28.)

COLOR is too light or

B COLOR or TINT adjustment may be incorrect. (Refer to

TINT is poor.

page 39.)

 

B The input source which is connected to the projector

 

may not be adjusted correctly.

No sound can be

B The audio signal source may not be connected properly.

heard.

B The volume adjustment may be at the lowest possible

 

setting. (Refer to pages 17 and 45.)

 

B A cable may be connected to the AUDIO OUT jack.

 

B The MUTE function may be active (page 45.)

 

 

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Panasonic TQBH9003-6, PT-L750U R manual Before calling for service, Problem Possible cause
Page 67 Page 69

PT-L750U R, TQBH9003-6 specifications

The Panasonic TQBH9003-6, PT-L750U R is a remarkable projector designed for versatile professional use, ideal for a wide range of applications from corporate presentations to educational settings. This high-performance model combines cutting-edge technology with user-friendly features to deliver stunning visuals and reliable operation.

One of the standout characteristics of the PT-L750U R is its brightness, boasting an impressive output of 7,500 lumens. This high brightness level ensures vivid and sharp images even in well-lit environments, making it perfect for large conference rooms or lecture halls. Coupled with a high contrast ratio, the projector produces deep blacks and vibrant colors, enhancing the overall viewing experience.

The projector employs advanced DLP technology, renowned for its excellent color accuracy and longevity. This technology minimizes the risk of color degradation over time, ensuring that images remain consistent in quality throughout its lifespan. The inclusion of a durable laser light source not only increases the projector's longevity but also enhances its energy efficiency, significantly reducing maintenance costs.

Connectivity is another critical feature of the Panasonic PT-L750U R. It comes equipped with a range of input options, including HDMI, USB, and LAN, allowing for easy integration with various devices. This flexibility makes it suitable for different content sources, whether it be streaming media, laptops, or presentation tools. The projector also supports wireless connectivity, enabling users to present content directly from their smartphones or tablets without cumbersome cables.

In terms of design, the PT-L750U R is compact and lightweight, making it easy to transport and install in various environments. The projector is also equipped with advanced lens shift and keystone correction capabilities, allowing for easy adjustments to achieve the perfect image alignment, despite the placement of the device.

Furthermore, the Panasonic TQBH9003-6 model emphasizes quiet operation, ensuring that fan noise is minimized, allowing for undistracted presentations. This feature is particularly beneficial in settings where concentration and focus are essential.

In conclusion, the Panasonic TQBH9003-6, PT-L750U R is a powerful, versatile projector that delivers high-quality visuals with a range of advanced features to cater to the demands of professional settings. Its combination of brightness, connectivity options, and user-friendly design makes it a top choice for anyone seeking reliable projection solutions in corporate or educational environments.
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