Appendices33

Appendix C: Troubleshooting, continued

Common Picture Problems

Symptom

Remarks

 

 

1.Picture does not look like a high-defi- Compare the picture to the TV’s test picture (Picture > Picture+ >

 

nition picture.

 

Test Picture) to check if the source signal is supplying a lesser-quality

 

 

 

image.

 

 

 

Not all signals are high-definition signals. To receive high-definition

 

 

 

programming from your cable or satellite provider, you must subscribe

 

 

 

to the provider’s high-definition service. Some over-the-air broadcasts

 

 

 

are in high-definition and can be received with a high-quality antenna

 

 

 

suited to your location.

 

 

 

 

 

 

2.

TV has sound but no picture.

 

•

Press MENU on the remote control. If the menu displays, then there

 

 

 

 

is a problem with the incoming signal.

 

 

 

• Check that all video inputs are plugged in firmly to the correct input

 

 

 

 

jacks.

 

 

 

• Press and hold the POWER button on the control panel for ten

 

 

 

 

seconds to perform System Reset.

 

 

 

 

 

 

3.

Picture has become dimmer.

 

•

The lamp is nearing the end of its life. Order a new lamp.

 

 

 

• Adjust picture brightness and contrast to maximum levels.

 

 

 

• Change Lamp Energy from Standard to Bright.

 

 

 

 

 

4. A color program appears as a black

 

• If using component video, check that the red, green, and blue input

 

and white image, or the colors are

 

 

cables are correctly connected to the red, green, and blue compo-

 

dim, or the screen is black.

 

 

nent video jacks.

 

 

 

• If using composite video, check that the incoming cable is con-

 

 

 

 

nected the TV’s green Y/VIDEO jack.

 

 

 

• 838 Series. The PerfectColor color balance has been incorrectly

 

 

 

 

set. Reset the PerfectColor balance.

 

 

 

 

 

5. Picture from an HDMI input is noisy

 

• Compare the picture to the TV’s test picture (Picture > Picture+ >

 

(poor quality).

 

 

Test Picture) to check if the noise is internal or external to the TV.

 

 

 

• Upgrade a Category 1 (unmarked) HDMI cable to a newer type of

 

 

 

 

high-speed HDMI cable.

 

 

 

 

 

 

Home Network

 

 

 

 

 

Symptom

 

Remarks

 

 

 

 

 

 

 

 

 

1.

I cannot connect the TV to the

 

Go to the Setup > Network menu. Obtain the TV MAC address and

 

 

network.

 

provide it to the router.

 

 

 

 

 

 

2.

I plugged in a wireless USB adapter,

 

The network may be locked. Go to Setup > Network. Highlight the

 

 

but the wireless connection is not

 

network name and supply the pass code.

 

 

working.

 

 

 

 

 

 

 

 

 

3.

The INTERNET key only goes to

 

Normal operation. The TV receives all internet services through VUDU.

 

 

VUDU.

 

The TV does not provide full internet access as does a web browser on

 

 

 

 

a computer.

 

 

 

 

 

 

 

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Mitsubishi Electronics 738 Series Common Picture Problems, Symptom Remarks, Change Lamp Energy from Standard to Bright
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738 Series, 838 SERIES specifications

The Mitsubishi Electronics 838 Series represents a significant advancement in the field of industrial automation and control systems. This series is specifically designed to meet the demands of modern manufacturing environments, boasting several cutting-edge features, technologies, and characteristics that enhance productivity, reliability, and ease of use.

One of the standout features of the 838 Series is its high-performance processing capabilities. Equipped with a powerful CPU, the series can execute complex control algorithms with minimal lag, making it ideal for real-time applications. The processing speed allows for quicker response times in automation tasks, which is critical in high-speed manufacturing lines.

The 838 Series integrates advanced communication technologies, supporting various industrial protocols such as EtherNet/IP, CC-Link IE Field, and MODBUS TCP. This flexibility facilitates seamless connectivity with different devices and systems, enabling streamlined communication in multi-vendor environments. The robust networking capabilities also enhance data exchange, allowing for more integrated and efficient operations across the factory floor.

Another significant aspect of the 838 Series is its user-friendly interface. The series includes an intuitive touchscreen display, which simplifies the monitoring and control of machinery and processes. Operators can easily access vital information, adjust parameters, and receive real-time feedback, significantly reducing the learning curve associated with complex systems.

In terms of durability, the Mitsubishi 838 Series is built to withstand the rigors of industrial environments. Its construction adheres to strict quality standards, ensuring high resistance to vibration, temperature fluctuations, and electrical noise. This reliability translates into reduced downtime and maintenance costs, making it a cost-effective solution for manufacturers.

Energy efficiency is another critical characteristic of the 838 Series. It incorporates advanced power management technologies that optimize energy consumption without compromising performance. This not only helps in lowering operational costs but also aligns with the growing emphasis on sustainable manufacturing practices.

Furthermore, the series includes integrated safety features that comply with international standards. These safety mechanisms prevent potential hazards, ensuring a secure working environment for operators while maintaining productivity.

In conclusion, the Mitsubishi Electronics 838 Series stands out as a versatile and powerful solution for modern industrial automation. Its combination of high performance, flexible communication, user-friendly design, durability, energy efficiency, and robust safety features make it a leading choice for industries seeking to enhance their automation processes while ensuring operational safety and efficiency.
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