Troubleshooting

Symptom

 

Cause

 

Correction

 

 

 

 

 

No power.

The power cord is disconnected.

Plug the power cord into the wall outlet securely.

 

 

 

 

 

 

The battery is discharged.

Recharge the battery.

 

 

 

 

 

No picture on the LCD

The video cable is not connected securely.

Connect the video cable into the jacks securely.

or TV (including video

 

 

 

 

The MODE selection is not set correctly.

Set the MODE correctly.

from another unit).

 

 

 

While you are viewing video from other equipment,

 

 

 

 

 

 

 

 

set the MODE to A/V IN mode.

 

 

 

 

 

 

LCD mode is set to OFF.

Select a LCD mode other than OFF.

 

 

 

 

 

 

The TV is not set to receive DVD signal

Select the appropriate video input mode on the TV

 

 

output.

 

so the picture from the unit appears on the screen.

 

 

 

 

 

No sound.

The equipment connected with the audio cable

Select the correct input mode of the audio receiver

 

is not set to receive DVD signal output.

 

so you can listen to the sound from the unit.

 

 

 

 

 

 

 

 

 

The audio cables are not connected

Connect the audio cable into the jacks securely.

 

 

securely.

 

 

The unit does not start

An unplayable disc is inserted.

Insert a playable disc. (Check the disc type and

playback.

 

 

 

Regional code.)

 

 

 

 

 

 

The Rating level is set.

Cancel the Rating function or change the rating level.

No response when but-

Some discs prohibit certain operations.

“ ” may appear on the screen during operation.

tons are pressed.

 

 

 

 

 

 

 

 

 

The Remote Control

The Remote Control is too far from the

Operate the Remote Control within about 23 ft

does not work properly.

 

unit.

 

(7 m).

 

 

 

 

 

38

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Mitel DP771 owner manual Troubleshooting, Symptom Cause Correction

DP771 specifications

The Mitel DP771 is a powerful and versatile DECT (Digital Enhanced Cordless Telecommunications) handset designed specifically for businesses seeking reliable communication solutions. This model aligns well with the evolving demands of modern workplaces, offering seamless connectivity and a robust feature set that enhances productivity.

One of the primary advantages of the Mitel DP771 is its exceptional audio quality. Engineered with advanced noise cancellation technology, it ensures crystal-clear voice communication even in noisy environments. This feature is especially beneficial for businesses operating in dynamic settings such as warehouses or construction sites where background noise is prevalent.

The DP771 boasts a significant number of functionalities that cater to varied user needs. It supports multiple languages and provides a user-friendly interface, making it accessible for a diverse workforce. The device also features programmable keys that allow users to access frequently-used functions quickly, enhancing efficiency during daily operations.

In terms of battery life, the Mitel DP771 excels by offering long talk and standby times. The device can provide up to 12 hours of talk time and around 200 hours of standby, minimizing the need for frequent recharging and ensuring users remain connected throughout the workday without interruption.

The handset offers enhanced security features, including encrypted communication, which safeguards sensitive information during calls. This is crucial for businesses that prioritize data security and compliance with strict privacy regulations.

Additionally, the DP771 is compatible with the Mitel MiVoice business communication solutions, allowing for a straightforward integration with existing infrastructures. This adaptability means businesses can upgrade their communication systems without overhauling their entire network.

The design of the Mitel DP771 also reflects practicality and durability. Its rugged construction is built to withstand the rigors of daily use in various environments, and its ergonomic design ensures that it is comfortable to hold for extended periods.

In summary, the Mitel DP771 is an exceptional DECT handset that combines superior audio quality, versatile functionality, long battery life, and robust security features. Its seamless integration with Mitel communication systems makes it a perfect choice for businesses looking to enhance their workforce communication and overall efficiency. The DP771 stands out as a reliable solution for organizations seeking to improve connectivity and ensure that employees are equipped with the tools they need to succeed.