Decision support: Digital piano test & comparison for the optimal purchase
Find the test winner: How to choose the best digital piano for your needs
- digital pianos, electronic replicas of traditional pianos, are valued for their portability, compact build and versatile sound. They offer a variety of pre-programmed sounds and tones, from classic piano sounds to modern synthesizer tones, allowing sound customization for personalized music experiences.
- A standout feature of digital pianos is the ability to create various sound effects that go beyond the capabilities of an acoustic piano. The headphone function also offers the opportunity to practice at any time of the day or night without interruptions. In addition, digital pianos are often equipped with USB ports and Bluetooth functions, which make practicing and recording music easier.
- Digital pianos have established a permanent place in the music landscape due to their flexibility and affordability. They are the perfect choice for aspiring musicians, professionals or music lovers who want an authentic piano experience but don't have the space or budget for a traditional piano. With irrefutable advantages such as portability, variety of sounds and ease of use, they are a must-have for all music enthusiasts.
Professional buying advice: The ideal digital piano – top recommendations & price comparison!
As a passionate musician, I understand that choosing the right musical instrument is a personal and important decision. Especially when it comes to this Digital Piano is an instrument that is becoming more and more important in the modern musical landscape. Whether you are completely new to the world of music or a seasoned professional, find the right one Digital Piano can be overwhelming. In this guide I will introduce you to a selection of the best digital pianos - from models for beginners to professional instruments. Learn more about each product through detailed comparisons, tests and reviews, and find out where to get yours Piano online buy can.
My goal is to help you Musical instrument to find something that is not only technically convincing, but also emotionally inspiring. Let’s dive into the world of digital keyboard instruments together!
Buying overview: your guide to digital pianos
- Choosing the right digital piano depends on personal needs, level of experience and budget.
- There are special ones Digital Piano-Models for both beginners and professionals.
- Digital pianos offer numerous advantages, such as space savings and headphone jacks for quiet practice.
- A pair of Digital Piano Test and reviews can provide valuable information for purchasing decisions.
- Important aspects when purchasing are keyboard, touch dynamics, sound quality and technical features.
- Online comparisons and price comparisons can help you find the best Digital Piano to find one that suits your needs.
Amazon: Digital piano – masterful sound experience for the home
- Play the piano anywhere - powered by the included power adapter or 6...
- Properly connected - 6,3mm sustain pedal input (pedal not included), 6,3mm headphone output...
- First-class sounds included - 12 voices (acoustic piano, electric piano, organ,...
Why the digital piano is a modern solution for musicians
As a passionate musician, I experience this every day electronic piano — better known as a digital piano — impresses with its flexibility and versatility. This modern musical instrumentation simplifies the life of every pianist, from amateur to professional.
Space-saving and versatile: the advantages of the digital piano
The compact design of the digital piano allows me to fulfill my dream of having my own piano even in a smaller apartment. Especially this Portable digital piano, which is characterized by its lightweight construction and easy transportability, appealed to me. At home this offers Full-size digital piano With its extensive keypad, it offers maximum playing pleasure, while still taking up less space than a classic grand piano. These properties make the digital piano the ideal music partner, especially in urban areas.
Headphone jack and silent practice – ideal conditions for your own four walls
The digital piano is equipped with a Headphone jack is an absolute game changer for me. I find the ability to practice at any time of the day or night without disturbing those around me to be a crucial criterion. Just as Beginner or when Children and the Learn to play the piano, it is invaluable without pressure and to be able to practice with little noise. In addition, quite a few models are extremely favorable and offer a convincing price-performance ratio.
The selection of digital pianos that bridge the gap between the traditional and digital music worlds schlagen, is diverse. A Digital piano for children can make it easier to get started in the music world, and whoever is Cheap digital piano If you want to purchase, you will find a whole range of attractive options.
Amazon digital piano: Authentic playing feel and high-quality sounds
- LIGHTWEIGHT AND COMPACT 88-key full-length PORTABLE PIANO KEYBOARD suitable for...
- 8 HOUR RECHARGEABLE BATTERY WITH INTEGRATED USB & MIDI port to provide traveling musicians and...
- IDEAL FOR CHILDREN, STUDENTS AND PROFESSIONAL MUSICIANS who want to play the piano with keys in full...
What to consider when buying a digital piano
When purchasing a digital piano, various aspects play a central role in ensuring that the instrument meets your personal needs and requirements. I would like to introduce you to important criteria that you should consider when making your decision in order to find the optimal digital piano for you.
Keyboard and touch dynamics: The basis for an authentic playing feel
The quality of the keyboard is fundamental to create a realistic playing feel. 88 key models and Hammer mechanics offer an authentic piano experience and are especially for Digital piano beginner of great importance. The velocity makes it possible to control the sound intensity depending on the strength of the touch - a crucial feature for musical expressive potential.
Sound quality and digital sound generation
The sound quality of the instrument has a major influence on your playing pleasure. Yamaha digital pianos, Roland digital pianos and Casio Digital Pianos rely on sophisticated sampling procedures that are natural Digital piano sound capture acoustic pianos. A wide range of instrument sounds also opens up a wide range of musical possibilities.
Connectivity and technical equipment
Extensive connectivity is essential for modern digital pianos. With Midi digital piano Ports or USB-to-host functions make it easy to connect devices. Apps expand functionality, with one Digital piano with app-Support practice and learning enriches. The equipment with appropriate Digital piano amplifiers and connections also increases the versatility of the instrument.
Discover the variety of digital pianos on Amazon
- Full-fledged electric piano - digital piano with 88 semi-weighted, full-size premium keys with...
- First-class keyboard sounds - 5 voices (acoustic piano, electric piano, organ, synthesizer,...
- Properly connected - 6,3mm sustain pedal input (pedal not included), 6,3mm headphone output...
Top current digital piano models in comparison
The world of digital pianos is diverse and constantly evolving. Anyone looking for the ideal instrument is confronted with a wealth of options. To give you some guidance, we compare here current models, which stand out in terms of design, sound and functionality. We look at exclusive models from Yamaha as well as being beginner-friendly Roland F-140R digital piano.
Yamaha Arius YDP-145: Elegance and innovation
The Yamaha YDP-144 digital piano, also known as Arius YDP-145, presents itself as elegant and versatile. Thanks to Graded Hammer With the standard keyboard and the CFX concert grand piano sound, players experience an authentic and expressive playing feeling. The one available Digital piano learning systemfunction offers ideal practice opportunities for beginners and advanced users. Particularly noteworthy is the compatibility with the “Smart Pianist” app and the option to pair the piano with a suitable one Digital piano stand to complement, making it a stylish addition to any home.
Yamaha Arius YDP-165: For ambitious people with higher demands
The Yamaha Arius YDP-165 opens up new musical horizons for ambitious pianists. Its Graded Hammer 3 keyboard with synthetic ivory and ebony top layers ensures playability that sets standards. With a robust Digital Piano Loudspeakerssystem and expanded connection options, it offers an all-round package that leaves little to be desired. This model also makes use of the versatile “Smart Pianist” app, which fully develops the potential of the digital piano through interactive functions.
The beginner-friendliness of the Roland RP107
The Roland F-140R digital piano is a dream for beginners and offers an uncomplicated introduction to the world of pianos.” – Enthusiastic customer feedback
The Roland RP107 is the successor to the popular Roland F-140R digital piano beginners and children easier to get started. It has a sophisticated PHA-4 standard keyboard and offers a space-saving solution thanks to its compact design - ideal for smaller apartments or children's rooms. The Bluetooth functionality and the accompanying Roland Piano App are great tools that further simplify learning and making music.
Unlike acoustic pianos, digital pianos use electronic transducers to produce sound and often offer a variety of sound settings and features.
Ob Digital piano for children, beginner or advanced – the models presented here offer the right instrument for every level of difficulty. Through targeted Digital Piano DiscounManufacturers' promotions also make it possible to purchase high-quality pianos at a lower price. No matter which model you choose, the joy of playing the piano will certainly be increased by these digital works of art.
Amazon Digital Piano: Compact design, great sound
- 88 weighted keys with hammer mechanics and touch response, max. 32-fold polyphony
- 14 Voices, 13 Effects, Layer, Split, Twin Piano, MIDI Local
- Recording function, USB audio/MIDI interface and 2 headphone jacks, metronome, 3 pedals,...
The Best Digital Piano for Beginners: A Buying Decision Guide
The entry into the world of Musical instruments can be challenging for beginners, especially when it comes to choosing the right digital piano. As Beginner digital piano Many people look for the cheapest digital piano with good quality to ensure a cost-effective start. Whether you have one used digital piano is considering or looking for the ideal child-friendly digital piano, there are certain aspects that should not be overlooked when making the decision.
Entry-level models and their special features at a glance
Entry-level models of digital pianos often serve as a cost-effective alternative to acoustic ones Piano. A good digital piano for beginners should have a sufficient number of keys and an attractive one velocity exhibit. A simple, intuitive user interface is also crucial so that getting started with playing the piano is as easy as possible. My advice is to look for a child-friendly digital piano that is not only easy on the wallet, but also supports learning through play.
Important features for learners and returners
Digital pianos with built-in learning systems offer clear added value for learners and those returning to music. Such models often have a digital piano best exercise functions, for example integrated metronomes and recording functions. They also offer the opportunity to develop further using interactive learning apps and to loosen up lessons. It is also advisable to choose a digital piano that is compatible with educational software and offers the possibility of using it as part of music lessons at the best digital piano music school.
- Number of buttons and velocity
- Child-friendly user interface
- Used digital piano as a cost-effective option
- Integrated learning systems and practice functions
- Compatibility with interactive learning apps
- Access to music schools with specific digital piano lessons
By considering these factors in my search for the ideal Beginner digital piano take into account, I ensure that my musical path is based on solid foundations and brings me joy in learning and playing.
Get your digital piano now for endless music enjoyment on Amazon
- MGH5 keyboard (88 keys with hammer mechanism) with touch response, 128-fold polyphony,...
- 40 voices, 200 accompaniment rhythms, 50 internal demo songs, automatic accompaniment with synchro start, metronome...
- Retractable keyboard cover, adjustable music stand, audio input for connecting e.g....
Digital piano sounds: More than just acoustic imitation
The world of digital pianos has developed into a mecca of sound diversity and technological sophistication. Who in a Yamaha digital piano invested, you not only get an instrument into your home, but also a work of art Digital piano technology. What is particularly notable is the difference between piano and digital piano, which goes far beyond the mere sound.
The technology behind sound generation in digital pianos
At the center of the Digital piano technology The principle is not just about the authentic sound of an acoustic piano copy, but to recreate it digitally. This is achieved through complex sampling techniques used in Yamaha digital pianos to capture every nuance and vibration of the strings. To do this, not just individual tones but entire timbres are recorded in a complex manner - and the result is lively and rich Digital piano soundthat we know and value.
The technology behind a digital piano is particularly reflected in the extensive, dynamic setting options. Here I can adjust the touch sensitivity, add different sound effects or play through the libraries of different instrument sounds - from string quartets to jazz trios. As a pianist, this offers me creative flexibility that goes far beyond the traditional piano experience.
Yamaha CFX concert grand piano sampling and the influence on the sound
One of the great innovations that Yamaha has brought to the world of digital pianos is the sampling of the Yamaha CFX concert grand. As a pioneer in this technology, Yamaha offers this best sounding digital piano, which impresses with its faithful sound library. These high-end samples contribute to a sound that enchants audiences not only in their own four walls, but also at professional performances.
Especially with the Yamaha digital piano series, I feel the majestic sound of a concert grand piano come to life in my room. The sound of the CFX is so clear and precise that I find myself with it closed Eyes feel transported to the stage of a large concert hall. It is undoubtedly this loving attention to detail in the technology that makes Yamaha digital pianos so special and clearly distinguishes them from their acoustic counterparts.
The perfect equipment: additional features that make the difference
As technology advances, the functionality of digital pianos continues to expand. It is no longer just the keys and the sound that characterize a high-quality digital piano, but also innovative additional features that enrich the musical experience and learning.
Integration into apps and learning systems
Modern digital pianos offer the impressive ability to connect seamlessly Digital piano apps and Digital piano learning systems connect to. This gives me, as a pianist, access to a universe of learning resources - from online piano lessons to one Digital piano book in digital form. Especially those best exercise functions, made available through these technologies, significantly optimize my exercise experience.
- Interactive tutorials
- Access to music libraries
- Connection to personal progress
Amplifier and integrated speakers – For a spatial sound experience
A crucial criterion for an immersive sound experience is the sound technology of the instrument. With a high quality Digital Piano amplifier and integrated Digital piano speakers Playing becomes a real pleasure. The sound quality, which is a rich Digital piano sound is essential for the authentic reproduction of the music and makes the difference that you can hear and feel.
The depth of sound created by a good speaker system can hardly be described in words - it has to be experienced.
Some pianos also offer the option of connecting external amplifiers, which is particularly advantageous for live performances or in larger rooms. As a buyer, I also pay attention Digital Piano Discount offers that allow me to invest in a model with these advanced features without going over my budget.
Home pianos, portable pianos and stage pianos: Which digital piano is right for me?
When searching for the perfect digital piano, I am faced with a variety of options, each offering their own benefits. Home pianos roughly, they are ideal choice for the home, as they often have a homely design and at the same time function as attractive pieces of furniture. The permanently installed structure of such Upright digital pianos ensures stability and a sophisticated look.
As a music enthusiast who travels frequently or has limited space, I prefer Portable digital pianos under consideration. Their handy design allows me to transport my instrument comfortably. For performances or rehearsals Stage pianos optimal because they are not only transportable, but also transportable professional sounds and a robust Design for stage use.
- Home piano: Ideal for use at home with an elegant design that blends into the residential landscape inserts
- Portable digital piano: Offers flexibility and is easy to transport - perfect for musicians on the go.
- stage piano: Designed for use on stage with high quality sounds and connectivity options.
Deluxe digital pianos On the other hand, they offer an all-inclusive experience with first-class facilities and are interesting for both domestic use and professional musicians. Equipped with additional functions, they prove to be the multifunctional top of the digital piano market. So my preference depends largely on my personal lifestyle, my level of ambition and of course the amount of space I have.
Regardless of whether I am a Home piano in my Living room would like to set up Portable digital piano need for on the go, or one stage piano for the next gig - each category offers unique advantages that suit my musical expression and my life circumstances.
Price-performance in focus: How much should a good digital piano cost?
If you are faced with the decision to purchase a digital piano, it is essential to take a close look at the price-performance ratio. In my experience it has been shown that the... Digital piano price comparison is an essential help in not only finding the right instrument for your Requirements for the digital piano but also to make long-term, satisfactory investments.
Digital pianos are typically more compact and lighter than acoustic pianos, making them a practical option for home use, performances, or making music on the go.
Factors influencing the price of a digital piano
The price range for digital pianos is wide and is influenced by numerous factors. The brand plays a big role - for example, a Yamaha Digital Piano or a Roland digital piano through high quality and innovative strength, which can also be reflected in the price. Other influences include technological features, keyboard touch dynamics and sound quality. Last but not least is that too Resale value of a digital piano a factor that should not be neglected when determining the price.
Cheap models with good quality: does that exist?
You don't always have to dig deep into your pockets. There are especially for beginners Beginner digital pianos, which has already become one low price offer good quality. Some of these models can certainly be used as Price-performance winner because they have the most important properties without putting a strain on your wallet. They are even cheaper – and still functional Midi digital pianos, which are ideal as inexpensive entry-level or supplementary devices. The used market can also be lucrative for purchasing a high-quality instrument inexpensively.
- Brand reputation and quality significantly influence the price.
- Technological features such as app compatibility contribute to pricing.
- A good price-performance ratio can also be found for beginners.
- Investing in branded products can be worthwhile thanks to their good resale value.
- Digital pianos can bought cheaply without having to forego important basic functions.
The decision for the right instrument depends on individual needs, budget and desired functions. A prudent one Digital piano price comparison and consideration of what requirements the piano must meet lead to the best purchase.
Digital Piano - The compact musical instrument for every location
Music accompanies us all day long. Whether at home, in Office or in the car, the radio or even a CD with selected favorite songs is playing almost always and contributes significantly to the good mood. Depending on the mood or occasion, music can be sad, melancholic, happy or mood-enhancing. Already in the The children will go to school brought into contact with music and its creation. They learn an instrument, for example the recorder, piano or guitar, and really enjoy playing something on certain occasions. However, not all instruments can be easily stored in your own four walls, so an alternative must be used. A Digital Piano is an electric musical instrument that can be used as a substitute for a variety of instruments. It is not absolutely necessary to be able to get grades or learn to do that compact Piano to be able to play. It is easy to use and easy to operate. Anyone who enjoys making music will be delighted by a digital piano, because it not only offers a variety of possibilities, but it can also easily play at any time of day or night, without being annoying.
The Digital piano comparison from test-vergleiche.com is a helpful little one Guides, which describes the different properties of the besten compact Pianos shows and compares with each other.
What is a digital piano?
At a Digital Piano It is a musical instrument that is partially derived from the piano. The sound is created via the keyboard and the mechanics in his Inside and is amplified directly via electricity or even generated. A compact piano does not require a vibrating medium to produce a sound. Just pressing a button is enough to produce a sound, because it has already been supplied with the necessary data in advance, the so-called sampling. The sound and feel of a digital piano are precisely imitated by the acoustic piano. Many compact pianos are also equipped with a metronome and make it possible for recordings to be made and saved. about them listen again later.
Advantages of a compact piano
Depending on the manufacturer and model can be Digital Piano have different features, what you yourself at a Digital Piano Test can find out. It is characterized by:
- Volume individually adjustable
- easy to transport
- can be used at any time of the day or night
- absolutely maintenance-free
- neutral to indoor climate conditions
A particular advantage is that a compact piano has a volume control. This makes it possible that the instrument can be played at all times, without the neighbors feel disturbed by the noise. It has no filigree mechanical parts compared to a real piano and does not have to be tuned at regular intervals.
Thanks to the digital sound product, a digital piano has a wide range of different timbres. In addition to the piano, sounds from the organ, the strings, the harpsichord and many more can be produced. Often, demo tracks are already stored, which make a simple replay possible to the very own world of Digital Piano get to know.
Important purchase criteria for a digital piano
No matter if you are one compact Piano online order or in a specialty store buy It is important to know what is expected of the product and how it should be used. The Digital Piano It should be chosen in terms of its equipment so that it can be adapted to their own needs and wishes. On Digital Piano Test in a shop can already clarify some questions. What else you need to look out for, read below:
buying criteria
- Keyboard
In the area of the keyboard should be paid attention to that Digital Piano if possible 88 weighted keys, so that a realistic feel with the corresponding velocity is given.
- Klang
In addition to the keyboard, the sound also plays an important role, because if this is not true, playing after a short time becomes uninteresting and just not fun. For a particularly good quality in the sound area, the so-called samples are responsible, which are used for it. Many models are therefore equipped with a multisampling process, which ensures a first-class sound.
- Service
The operation of one Digital Piano should be simple and manageable so that in a short time a quick success is recorded. This also applies to the various programs, which are often already predetermined and help to combine learning progress with enthusiasm. The setting of the individual programs should be straightforward and quick, so that just beginners enjoy their fun compact Piano .
The current price comparison for a digital piano
As a Compare winner was able to completely convince the Yamaha digital piano. It is characterized by its excellent handling and authentic sound characteristics. As a price winner, however, has also been able to prevail a compact piano Yamaha. It also has great features, is easy to use and has a realistic sound for a lot of fun while playing. When immediate Price Comparison it was found that the different keyboards differ very little in their individual properties. The different compact Pianos can be easily ordered online or bought in a corresponding specialist shop and can be selected based on experience, a price comparison, the respective test winner according to Stiftung Warentest or other test reports.
Advantages and disadvantages of a digital piano
Benefits
different sound settings
Integrated learning programs
does not have to be voted
space-saving installable
stepless volume control
Metronome partly integrated
Disadvantages
Repair can be expensive
Yamaha's electric piano innovations 2023: What's new and is it worth buying?
As a long-time pianist and technology enthusiast, it is always exciting for me to follow the latest advances in the world of digital pianos. The Yamaha P series has often taken a pioneering role in this regard. The Yamaha brand is synonymous with a combination of tradition and innovation, and this is also evident in the current ones Yamaha innovations. Let's take a look at that Yamaha P-145 digital piano throw, the latest addition to this groundbreaking series.
The new release Yamaha P-145 in detail
One of the New digital pianos from Yamaha is the P-145. This Portable digital piano sets new standards in the entry-level class. I hear it will feature improved keyboard action, which will further improve playability. I find the integration with the particularly impressive “Smart Pianist” app, which makes practicing and navigating settings much easier. In addition, the USB audio/MIDI function allows for easy connection to computers and other devices, a clear advantage for anyone who has a advanced digital piano search.
Innovations and improvements in the P series
I have many over the years Current digital piano models tested and the P series from Yamaha was often convincing. The P-145 is no exception, as it reflects the constant innovative spirit of the P series. Increased polyphony and refined sound quality are just some of the aspects that make gaming a pleasure. When I tried it out, I noticed how good it was Yamaha digital piano harmonizes with external apps and software solutions, making it a versatile instrument for performers and composers alike.
For anyone looking for reliable yet modern piano sounds, the improvement of the P-Series, including the P-145 and P-525, represents a remarkable development. Yamaha undoubtedly knows how to both maintain and use proven qualities contemporary features to score points. This makes making music not only easier and more comfortable, but also more inspiring and interactive thanks to new technologies.
Amazon Digital Piano: Virtual concert halls in your own four walls
- When quality and limited budget play a role, the FP-30X from the Roland FP-X series...
- This is ensured by the expanded sound engine, more integrated speakers and increased polyphony...
- In addition to the low weight for easy transport, Bluetooth integration enables...
Service and support: servicing a digital piano
When owning a digital piano, it is not only the joy of playing that is important, but also the issue of maintenance and support is an important aspect of long-term satisfaction with the instrument. I would like to share my experience on how manufacturers help maintain their digital pianos and what services are offered. The ability to access a professional repair service reassures and secures my musical commitment in the long term.
Repair service and support from manufacturers
Many digital piano manufacturers offer extensive warranty conditions and excellent customer service. If repairs are necessary, this is usually the case Network available at authorized service partners. Especially when there are technical problems or signs of wear and tear, I find it reassuring to know that my instrument is being serviced by professionals using original spare parts. Timely maintenance not only ensures the optimal functioning of the digital piano, but can also help avoid expensive subsequent repairs.
Manufacturer support often goes beyond repair services. Many offer telephone advice, online resources and FAQs to help me solve minor problems myself or better use the functions of my digital piano. These resources are particularly helpful when I need quick solutions to operating questions or want to deepen my knowledge of the various functions of my instrument.
FAQ
What are the advantages of a digital piano over an acoustic piano?
Digital pianos offer numerous advantages, including the ability to practice silently Headphones, small space requirements, no tuning costs and a variety of timbres. They are also typically less expensive and easier to transport than acoustic pianos.
What aspects should I consider when buying a digital piano?
Important factors when buying a digital piano are the number and type of keys, touch dynamics, sound quality, digital sound generation, connection options (such as MIDI or USB), expandability through apps and accessories, as well as the size and design of the digital piano.
What types of keyboards are there on digital pianos?
There are several types of keyboards on digital pianos such as: weighted keys, semi-weighted keys and Hammer mechanics. Weighted keyboards best simulate the feeling of playing an acoustic piano.
Are digital pianos suitable for beginners?
Yes, digital pianos are very suitable for beginners as they often offer learning functions and practice modes and are a cheap alternative to learning the basics and technique of playing the piano without having to play an acoustic one Piano having to purchase.
What does 'weighted keys' mean on a digital piano?
Weighted keys have a realistic counterweight that mimics the resistance of the hammers in an acoustic piano to provide a more authentic playing feel and train technique.
How important is polyphony on a digital piano?
Polyphony indicates how many notes a digital piano can play at the same time. Higher polyphony allows for more complex and fuller sounds, especially in advanced pieces and when the sustain pedal is used.
Can digital pianos be connected to a computer or smartphone?
Many modern digital pianos have MIDI ports or USB-to-host capabilities that allow the instrument to be connected to a computer or Smartphone to use it for recording, composition or the use of interactive learning applications.
How realistic do digital pianos sound?
Advanced sampling processes and sound engines ensure very realistic sounds in high-quality digital pianos. Some models use recordings from high-quality concert grand pianos to offer a particularly authentic sound experience.
What are the differences between a stage piano and a home piano?
Stage pianos are primarily designed for use on stages. They are usually robust and offer a variety of connection options as well as an assertive sound. Home pianos, on the other hand, are often designed more elegantly, offer a less extensive range of functions and are intended for stationary use at home.
How do I care for and maintain a digital piano?
Digital pianos require less maintenance than acoustic pianos. It is recommended to have them before Dust and direct sunlight, occasionally cleaning with a soft cloth and ensuring that all software updates are carried out. If you have technical problems, you should contact a specialized repair service.