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Only a real specialist can repair a Sony KDL 40w605b TV. This applies to devices from the entire Sony Bravo line. The fact is that they are so perfect that any problems that arise with them are no less complex than computer breakdowns. Among the breakdowns that occur, there are the most common ones, which are described in this article. Most of them will require the expertise of professionals.
Troubleshooting on Sony Bravia TVs
Smart TVs from the Sony Bravia line, like any other household appliance, break down. This does not happen very often, but since we are talking about a high-tech product, breakdowns of these devices have their own characteristics. In particular, many of the problems are similar to computer ones. This means that the technician who will have to repair the Sony KLV 32s550a TV must have a good understanding of the software.
This TV may have some problems
One of the main reasons for problems with smart TV is its integration with Internet networks, both wireless Wi-Fi and wired Internet. This integration creates a risk of virus infection. The latter can cause:
- lack of response to the remote control;
- lack of image;
- lack of sound;
- inability to find the antenna;
- unexpected shutdown.
But the impact of viruses on the operation of software is not the only problem that owners of such TVs have to face. Mechanical damage is an equally common cause. The most common breakdowns due to impacts, falls and exposure to water:
- TV not turning on with blinking indicator;
- not working buttons;
- the picture becomes monochromatic;
- strong snow-like noise;
- the screen turns black or white;
- TV turns on or stops working after turning on for no reason;
- no decimeter channels;
- violation of synchronization between picture and sound;
- problems with image scaling relative to screen size;
- linearity violations;
- clear signs of physical damage on the case.
In this video you will learn more about repairing such a TV: Every time, to find out the cause of the breakdown, correct, professional diagnostics is necessary. For it, a number of methods and special equipment are used, available only to masters who deal with such equipment. We're talking about:
- microscopes of binocular models;
- vacuum grippers;
- oscilloscopes;
- multimeters.
In addition to these tools, software specialists conduct software testing.
There are breakdowns that cannot be corrected by other methods other than replacing the broken part. This is the case, in particular, with matrix failure. Any damage cannot be repaired. Be it chips on the glass, cracks or internal damage to the display unit.
In addition to the matrix, the X1 Extreme processor, which is responsible for exactly how the image is displayed, also breaks down. It is on this that the increase in resolution to 4K HDR (that is, 3840 by 2160 pixels) depends. Without 14-bit signal processing, colors would be segmented and gradients would not be smooth enough. Thanks to the processor, even with an 8-bit source, you can watch videos with maximum quality. Replacing a processor can be quite expensive.
In addition to the processor, the following are subject to replacement:
- power circuits;
- backlight lamps;
- kinescope modulators.
Attention! All these and some other parts cannot be repaired if damaged. Which requires contacting a licensed service center.
Extraneous sounds when the indicator is off and the TV does not turn on
Some devices, in addition to light indicators, are equipped with sound sensors. They are an indicator of possible problems. These sounds have several meanings. Normal ones include:
- after pressing the power button on the remote control, a single click is heard;
- Sometimes a slight noise is heard due to the heating of plastic parts located on the device body.
When the device is set to factory settings, characteristic signals may appear indicating a problem. To decrypt the signal, you must carefully study the instructions. If you hear a click when you turn it on, and the TV first works, and then the image disappears, you can assume that the microcircuit is damaged. A burnt-out part immediately catches your eye after opening the lid.
Identifying the causes of a network error
The cause of network error 1107, which indicates a loss of Internet connection, may be a malfunction of the TV itself or the servers. First, you should contact technical support and, having explained the situation in detail, wait for an official response. Perhaps the server is undergoing maintenance or repair work and you need to calmly wait a while to return to watching TV.
It is also advisable to contact the provider and find out if there are problems on their side. If everything is fine on the servers and the Internet service provider, then perhaps there is a malfunction in the gadget itself or the devices connected to it. We can take several steps to improve the operation of the Sony Bravia TV. You just need to follow all instructions carefully.
Error code 2200 may also occur in Sony Bravia.
Why the TV doesn’t pick up digital channels and what to do
To understand why digital television channels are not shown, it is necessary to establish where the failure occurred. Having discovered a problem, you are given the opportunity to solve it yourself without the help of a specialist.
Hardware problems
Problems with equipment for connecting digital TV. In order to eliminate the error, it is necessary to identify the malfunction of one or another equipment. In this case, we recommend that you contact a specialist rather than try to solve the problem yourself.
Digital set-top box does not find channels
A malfunction in the receiving device can be calculated by the following symptoms:
- the message “no signal” appears;
- spontaneous shutdown or reboot;
- The LED on the receiver is dim.
In these cases, the receiver's firmware may be of poor quality. This problem can be resolved by flashing the equipment. A software version is available on the manufacturer’s official website; you just need to download it and update the device.
It is better to entrust the flashing to a specialist.
Antenna
If there is a problem, check the antenna first. HF antennas are used to transmit an analog signal, and UHF antennas for a digital signal.
If there are TV towers near you, you need to install an amplifier, since without it you won’t be able to pick up a single channel.
Cable
Faulty cables can negatively affect the operation of the TV. You need:
- Check all connections and integrity of wires.
- If the cable is oxidized, clean it.
- If damaged, replace.
Even a slight bend in the wire can affect the quality of digital television transmission.
Does the TV support digital TV?
To make sure whether your TV supports digital broadcasting, carefully study the technical documentation. The TV is suitable for tuning digital channels if the “DVB-T2” column is marked “yes”. The markings can be found on the factory box of the TV.
If it says “DVB - T”, you will have to buy a set-top box, since this format is outdated and does not support digital broadcasting.
The ability to tune is also determined by the presence of a special tuner. Mostly support for the “DVB-T2” standard is indicated by the letter “H”, but the symbol may vary depending on the model and manufacturer.
DVB - T2 modules can be:
- built-in - hardware components located inside the TV;
- external - an independent device that connects to the TV.
On TVs with a built-in tuner, you can immediately start watching digital TV after connecting the antenna cable. If the TV is old and does not have this component, then you will have to buy a special set-top box.
Other reasons
There may be several other reasons:
- TV breakdown . The message “no signal from the router” will appear on the TV screen. This means the tuner is working, but the problem is in the TV.
- The settings are lost . The settings get lost completely randomly. In this case, return the tuner to factory settings. After this, you will have to search for TV channels again and tune them.
- Unstable signal . The antenna could have fallen or changed direction for some reason. Return it to its original position and everything will be fine.
- Weather. Channels may be interrupted or disappear. Digital television may be negatively affected by:
- rain;
- storm;
- freezing.
Doesn't turn on
Unfortunately, the owner of any TV device at some point is faced with the question of why the TV does not turn on. There can be quite a lot of reasons for this. Some of them are determined by the characteristics of the light signal of the indicators burning on the front panel.
There are three such indicators:
The first of them indicates a lack of power, while the second indicates that the timer is on. The third one informs you that the TV is on. But, as noted above, some features of their operation may indicate the type of failure that leads to the inoperability of the TV.
There are 3 alert indicators
So, if the light on the panel is blinking, then this is one of the main signs of problems: a blinking light, especially if the red indicator is blinking, indicates the presence of a software error. In some cases, the problem can be solved independently. For this:
- the TV is completely disconnected from the network, even the cable is disconnected;
- after a five-minute pause, turn it on again.
If the equipment still doesn’t work, then they turn to the experts. If the indicator flashes in series of 8 flashes, then the settings reset procedure is carried out.
A constantly flashing orange light is a clear sign of a software update in most cases. The latter can only begin if the smart TV is connected to the Internet. A loss of Internet connection sometimes causes the procedure to freeze, which can be corrected by disconnecting from the network.
If a consumer is faced with a non-working TV due to a software update, he should consider that:
- at this time the remote control does not work;
- the normal duration of the procedure is up to ten minutes, so patience is required;
- The TV cannot be disconnected from either the power supply or the Internet.
If the TV does not turn on at the end of the procedure, this is often a sign of incorrect installation of programs. Help from a professional is the best solution.
Sometimes the TV turns off spontaneously when the screen goes out after a couple of minutes of operation and, having gone out, does not want to turn on again. Most often, this problem is solved by resetting all settings to factory settings, since its cause is software conflicts.
Diagnostics
Setting up and connecting SONY TVs to a Wi-Fi network
To find out the reasons why the Sony TV does not see wifi, you should run network diagnostics. To do this you need:
- Click on the network connections symbol at the bottom of the screen;
- Click on network diagnostics in the window that opens;
- Wait until the check is completed;
- In the network troubleshooting section, look for a message about an unsuccessful attempt to correct the error in an automatic form.
The reasons for the lack of automatic connection can be various factors. To solve the problem, you need:
- Try to temporarily disable the antivirus program (perhaps the reason is that it is not working correctly);
- Reboot the DNS client service along with shutting down the computer if the problem is a failure of the Windows client.
In cases where the above methods do not have a significant impact on the situation, you should try resetting the DNS cache by typing the Win+R key combination and entering “ipconfig/flushdns”.
How to fix error 2200
Since for a domestic user error 2200 on Sony Bravia is in many cases associated with the activities of Roskomnadzor, it will often be enough to simply wait for some time (usually up to a couple of days). During this time, Roskomnadzor itself usually unblocks addresses associated with servicing network tools not related to Telegram, and their operation is restored in full.
Also, as an alternative, do the following:
- Turn off your router or modem for 1 minute and then turn it back on. Wait at least 5 minutes until your router restores a normal Internet connection;
- Unplug your TV's cord from the outlet and then plug it back in, this may help resolve error 2200 on Sony Bravia;
- Test your Internet connection and check the network status (should be “OK”). This is accomplished by pressing the “Home” button on the remote control, and selecting “Settings” – “Network” – “Network Setup” – “View Network setting and status” – “Check Connection” – “Yes”. If the test result is not “OK”, then your Internet connection is incorrect and needs to be configured accordingly;
If the connection is stable, the status should be “OK”.
Then you need to update the Internet content. Press “Home” on the remote control, and follow the path “Settings” - “System settings” - “Settings” - “Network” - “Update Internet content”;
Enter the following DNS addresses
- Set the correct date and time. Go to your TV's settings and set the correct date and time. For example, to set the clock, click on “HOME”, then select “Settings”. Select “System Settings” - “Clock/Timers” - “Set. Hours".
Also make sure that the "Accept network/broadcast operator time" option is not enabled.
- If you are using a wireless Wi-Fi connection, then try using an Internet connection via an Ethernet cable as an alternative;
- Update your software version. You can see how to do this on the Sony website. ru;
- Reset your TV to factory settings. Despite the radical nature of this solution, according to user reviews, it is ineffective.
Connection errors
Network problems can be frustrating as they can result in apps not loading, movies being buffered, music not playing properly, or other errors.
Sony TV won't connect to WiFi
The device in question depends on the device's router IP address to stream audio or video. If a device is assigned an incorrect IP address, it causes network problems such as inability to connect, errors when attempting to connect, or service unavailability.
If your Sony TV does not connect to the wifi network, you need to check the network status of the device to ensure that the IP address is correct.
- On the supplied remote control, you need to press the HOME or MENU button.
- Select Settings.
- In the “Settings” category, select “Network”.
- Under Network Settings, select View Network Status.
The network settings of the device in question will vary depending on the model. You must read the manual to find specific model information.
Sony TV does not see wifi
If the TV no longer sees only a specific access point, but sees others, then most likely the wireless router has switched to a radio channel that is not supported by the TV.
Sony Android TVs operate on Wi-Fi channels 1 to 11.
You should go to the settings of the router (access point) and manually set the Wi-Fi channel from 1 to 11.
Network error
The following factors may cause network problems:
- Incorrect password entered on the device when using a secure network
- Slow internet speed
- Distance from router to device
- Software updates performed on the device
- Interference from other wireless devices, etc.
If a configuration failure occurs when receiving Sony Internet content when trying to access content, e.g. Netflix or YouTube video services, you need to follow these steps to fix the problem:
- Check if the problem is resolved after completing each step.
- Check to see if you receive an error message when accessing another online video service or content.
Note! If the error occurs only when trying to access one specific service, that service may be temporarily unavailable. In these rare cases, you should try again later. If a network error occurs, writes Sony Bravia “the Internet is not available,” you must adhere to the following algorithm.
- Test your Internet connection using another device, such as a smartphone or computer, to see if the Internet is available.
- Make sure your router or cable modem has an active wired or wireless Internet connection.
Some routers have a Wi-Fi Multi Media (WMM) setting that helps control video streaming. If you are using a wireless connection, you will need to change this setting to control latency and jitter when transmitting content.
- If you are using a wireless gaming adapter for connection, you should make sure that it is configured correctly.
- Reboot your router or cable modem.
- Unplug the power cord from the outlet for a minute.
- Plug the power cord back into the outlet and wait until the blinking lights indicate that the modem or router has completely restarted.
- Update Internet content.
- For TVs, run network diagnostics.
Users of SONY equipment often encounter the Sony Bravia 2200 error. It manifests itself in the form of a disconnected network connection when trying to access the World Wide Web. The TV refuses to load content. Error: 2200 appears regardless of the TV model: “Configuration failed when connecting. An error has occurred. Please try again later. Error 2200."
Configuring DNS servers with error 2200
The TV may display a 2200 message when attempting to access a network connection under the following circumstances:
- Internet signal lost
- unstable internet speed
- Internet videos are not displaying
- Apps suddenly disappear when watching internet videos.
To fix this problem (Sony Bravia connected without internet), you need to do the following:
- Turn off the TV.
- Unplug the TV's power cord.
- Unplug the router and modem power cords.
- Connect the router and modem power cords after two minutes.
- Connect the TV's power cord.
- Turn on the TV.
- After five minutes, update the TV's Internet content several times.
When using a wireless router, the connection between the TV and the router may be unstable due to radio waves. If wireless Internet does not work on your Sony Bravia TV, then to eliminate any possible radio wave interference, you must:
- Turn off the power to other wireless devices.
- Connect the TV to the router using a wired LAN connection.
No image
A fairly common problem with all smart TVs is the absence of an image on the TV screen. At the same time, we are not talking about the case when it does not turn on at all, but about the situation when there is sound but no image.
There are two possible reasons for such a breakdown:
- problems with the power supply;
- problems with the backlight inventory.
In the first case, the only solution is to replace the broken block. Secondly, there are two possible solutions. In the first case, the faulty LED is excluded from the circuit without replacement. In the second case, they change the LED strip.
Important! In some cases, more serious matrix malfunctions are possible. To identify them, you will need professional diagnostics, which on average costs about a thousand rubles.
The most common reasons for this behavior of equipment
- Heating of either the body or internal parts of the TV is the most common problem for plastic elements. In this situation, the device not turning on, the indicator not lighting up, and clicking sounds will also be characteristic of a working model. To fix the problem, just give the equipment a rest for at least an hour.
- The TV doesn’t turn on, the light doesn’t light up – such nuances are typical for the device’s protection being triggered. As a rule, if the power supply or other main parts break, the TV switches to a special mode. This avoids the most serious problem that will result from a minor malfunction. In this case, the device is unlikely to show signs of life. To resolve the problem and switch to production mode, you must repair the underlying problem.
- TVs will whistle and the indicator will not light up if there is too much load on the power supply. You can fix the problem by replacing the transformer, microcircuit or transistor; as a rule, they are the ones that cause such a problem.
No backlight
Among the breakdowns that Sony Bravia owners have to deal with, TV malfunctions related to backlighting are one of the most common. Its main symptom is a constantly flashing red light in the absence of an image. This means that, when turning on his device, the owner is faced with the fact that it responds inadequately to the remote control. Additionally, sometimes error message 13 appears.
There may be no backlight for a number of reasons
This breakdown can only be solved by replacing the light bulbs. The safest way to get new light bulbs is to contact a service center. Although, with proper skill, independent repairs are possible. The main problem that you will have to face in this case is the correct identification of the lamp that has broken. The fact is that the TV has protection that does not allow this to be done without special equipment.
First of all, they look for a way to bypass the protection. The easiest way to do this is to eliminate the sensor responsible for unbalancing the lamps. On the TV board it is marked as balancer_err. To make it stop working, the first pin of connector CN67 is disconnected from this connector, thus disconnecting the inverter from the power supply.
Disabling the protection sensor allows the TV device to turn on in normal mode. To accurately identify the problem lamp, turn on the green and white field signal. After that, replacing the light bulb itself is quite simple.
Solutions
Listed below are some basic and most effective ways to troubleshoot network connectivity issues.
Rebooting the TV and router
How to install and configure USB Wireless LAN Adapter UWA-BR100 for SONY
The easiest and fastest way to reboot is to press the corresponding button. It is not present in all router models and is designated as On/Off. It can be found in the connector area or on the back of the device.
Procedure:
- Press the button once
- Study the response of the indicator lights - changes should occur - flashing. If there is none, press the button several times or hold it down. After the indicator stops flashing, turn on the device.
Manually specifying connection data
If automatic data retrieval is not possible, you must specify connection information manually. To do this you should:
- In the built-in TV menu, go to the Wi-Fi connection characteristics;
- Select manual settings mode;
- In the “IP address” line, enter any IP from the local range;
- In the “subnet mask” line, indicate that part of the address range that will be used to address users on the local network;
- In the “gateway” line, enter the address of the router you are using.
Troubleshooting DNS server errors
To resolve the error you need to do the following:
- In the “Start” menu, go to “Control Panel”, select “Administration”, select the section – “Services”.
- Find the line “DNS client”, there should be an inscription: “Working”.
- If the line is empty, hover the mouse cursor, press the left button, call the context menu by clicking “Properties”.
- Next, in the “Startup type” column, select “Automatic”
- Click the “Apply” and “OK” button.
In a situation where the service is running but there is no network access, the following actions should help:
- Login to the control panel,
- Open the tab: “Network and Sharing Center”;
- Click on the “restore” button;
- Select a restore point;
- Confirm action;
- When finished, restart the computer.
Using a different WiFi connection method
Other most well-known methods of connecting to Wi-Fi include:
- Using Android TV box;
- Application Plug AV;
- Internet TV set-top box (receiver).
The Android TV box can be connected via the existing video and audio outputs, as well as via an HDMI cable. It allows you to play tracks, videos and images in FULL HD on your TV screen.
To use Plug AV, you must use 2 Home Plug AV adapters (in particular, TP-Link PA2010). The network connection is made through a corporate or home electrical network.
Internet TV set-top box is designed for viewing video from the Internet on the TV screen. These devices are considered universal because they are compatible with all TVs and can replace a DVD player.
Resetting your TV
Resetting the settings occurs by rebooting the TV as follows:
- Press and hold the power button on the remote control for 5 seconds until the message “Power off” appears;
- Disconnect the AC power cord.
Note! If there is no positive dynamics, you should unplug the cable from the network and wait 2 minutes.
Changing the Router Location
Sony Bravia does not see Wi-Fi, this may be due to several factors.
The distance of the router to the device is a factor to consider. To ensure the best viewing experience when streaming video or listening from an audio application, you should ensure that your router is located close to your device.
They should not be more than 8 meters apart. If possible, you should install both devices in areas where there are no walls between them.
Other wireless devices such as Bluetooth speakers, cordless phones, microwave ovens, and devices that send radio frequencies can also cause poor signal strength.
Finding problems with your WiFi router
The reason for the lack of connection may be a faulty router or incorrect settings. For the first option, you need to contact service centers under the existing warranty; in the second case, you need to reconfigure the equipment.
To find problems with Wi-Fi, you must perform the following operations:
- Reboot the router;
- Turn off the power for 1 minute or more;
- Turn on the router.
Additionally, you can check the functionality of the router by connecting the Internet cable directly to the computer. If problems persist, you should contact your provider.
TV firmware update
To update the TV firmware you need:
- Go to TV settings;
- Select the software update link in the “Support” section;
- Wait for the “update now” message and confirm;
- After the automatic search is completed, confirm the installation;
- Restart TV equipment.
The next time you turn it on, the device will work with the updated software.
Replacing the WiFi adapter with an external one
If you don’t want to use an Internet cable, you can purchase an external USB WiFi adapter. Connection to a computer occurs via a USB interface. To select the right adapter, you should know what type is needed (for example, 802.11a, b, g, ac). They differ in frequency and data transfer speed. The 802.11ac standard has the following characteristics:
- frequency range 2.4-5 GHz;
- speed 600 Mbit/s.
The essence and causes of dysfunction in Sony Bravia
Typically, error 2200 occurs when trying to connect to the Internet, or while such a connection is running, when it suddenly disappears.
Sony experts believe that the reasons for error 2200 are:
- Problems with the Internet connection (absent or unstable);
- High load on your local network (high level of traffic);
- Exposure to external electronic devices causing network interference;
- Problems with Sony servers (caused, among other things, by the actions of Roskomnadzor).
Most often, Sony Bravia owners encounter error 2200 when launching the YouTube application on this TV, when the TV signals error 2200. In other cases, when watching a video on YouTube, it suddenly disappears, and the user sees a message about the specified error. error.
Services and warranty for repairs
Fixing system failures is carried out at home. An engineer comes to the user, connects to the OLED TV via Wi-Fi, configures it and updates the firmware. To receive a discount on service, leave a request on the main page of the site. Order an outgoing call to clarify questions regarding the restoration of Sony Bravia. The call center is open 24 hours a day, 7 days a week, during the conversation the operator will provide a comprehensive, free consultation. We offer our services to residents of more than 15 cities in Russia.
Troubleshooting on Sony Bravia TVs
Smart TVs from the Sony Bravia line, like any other household appliance, break down. This does not happen very often, but since we are talking about a high-tech product, breakdowns of these devices have their own characteristics. In particular, many of the problems are similar to computer ones. This means that the technician who will have to repair the Sony KLV 32s550a TV must have a good understanding of the software.
One of the main reasons for problems with smart TV is its integration with Internet networks, both wireless Wi-Fi and wired Internet. This integration creates a risk of virus infection. The latter can cause:
- lack of response to the remote control;
- lack of image;
- lack of sound;
- inability to find the antenna;
- unexpected shutdown.
But the impact of viruses on the operation of software is not the only problem that owners of such TVs have to face. Mechanical damage is an equally common cause. The most common breakdowns due to impacts, falls and exposure to water:
- TV not turning on with blinking indicator;
- not working buttons;
- the picture becomes monochromatic;
- strong snow-like noise;
- the screen turns black or white;
- TV turns on or stops working after turning on for no reason;
- no decimeter channels;
- violation of synchronization between picture and sound;
- problems with image scaling relative to screen size;
- linearity violations;
- clear signs of physical damage on the case.
In this video you will learn more about repairing such a TV:
- microscopes of binocular models;
- vacuum grippers;
- oscilloscopes;
- multimeters.
In addition to these tools, software specialists conduct software testing.
There are breakdowns that cannot be corrected by other methods other than replacing the broken part. This is the case, in particular, with matrix failure. Any damage cannot be repaired. Be it chips on the glass, cracks or internal damage to the display unit.
In addition to the matrix, the X1 Extreme processor, which is responsible for exactly how the image is displayed, also breaks down. It is on this that the increase in resolution to 4K HDR (that is, 3840 by 2160 pixels) depends. Without 14-bit signal processing, colors would be segmented and gradients would not be smooth enough. Thanks to the processor, even with an 8-bit source, you can watch videos with maximum quality. Replacing a processor can be quite expensive.
In addition to the processor, the following are subject to replacement:
- power circuits;
- backlight lamps;
- kinescope modulators.
Attention! All these and some other parts cannot be repaired if damaged. Which requires contacting a licensed service center.
How to repair a Sony Bravia TV?
Having dealt with the symptoms, you should move on to determining the source of the malfunction. For example, the failure of a processor indicates the need to replace a broken part. To install a new, branded component, the LCD TV is disassembled.
However, one cannot rush to conclusions, so a thorough diagnosis is carried out first. System failures caused by incorrect functioning of SMART TV can be resolved by updating the firmware. Regardless of the type of breakdown, repairing Sony TVs requires the use of a professional. equipment and licensed software, so do not try to fix the problem yourself; it is more logical to contact an official service center so as not to aggravate the problem.
Doesn't turn on
Unfortunately, the owner of any TV device at some point is faced with the question of why the TV does not turn on. There can be quite a lot of reasons for this. Some of them are determined by the characteristics of the light signal of the indicators burning on the front panel.
There are three such indicators:
The first of them indicates a lack of power, while the second indicates that the timer is on. The third one informs you that the TV is on. But, as noted above, some features of their operation may indicate the type of failure that leads to the inoperability of the TV.
So, if the light on the panel is blinking, then this is one of the main signs of problems: a blinking light, especially if the red indicator is blinking, indicates the presence of a software error. In some cases, the problem can be solved independently. For this:
- the TV is completely disconnected from the network, even the cable is disconnected;
- after a five-minute pause, turn it on again.
If the equipment still doesn’t work, then they turn to the experts. If the indicator flashes in series of 8 flashes, then the settings reset procedure is carried out.
A constantly flashing orange light is a clear sign of a software update in most cases. The latter can only begin if the smart TV is connected to the Internet. A loss of Internet connection sometimes causes the procedure to freeze, which can be corrected by disconnecting from the network.
If a consumer is faced with a non-working TV due to a software update, he should consider that:
- at this time the remote control does not work;
- the normal duration of the procedure is up to ten minutes, so patience is required;
- The TV cannot be disconnected from either the power supply or the Internet.
If the TV does not turn on at the end of the procedure, this is often a sign of incorrect installation of programs. Help from a professional is the best solution.
Sometimes the TV turns off spontaneously when the screen goes out after a couple of minutes of operation and, having gone out, does not want to turn on again. Most often, this problem is solved by resetting all settings to factory settings, since its cause is software conflicts.
Flashes when the TV is turned on:
- The green LED indicator lights up continuously to indicate that the TV is powered on. The TV screen may be blank if the TV is switched to an input that does not receive any signal. Try switching to another input by pressing the INPUT or TV/VIDEO button on the remote control.
- On some models, a flashing green LED indicates that the TV is accepting commands from the remote control.
No image
A fairly common problem with all smart TVs is the absence of an image on the TV screen. At the same time, we are not talking about the case when it does not turn on at all, but about the situation when there is sound but no image.
There are two possible reasons for such a breakdown:
- problems with the power supply;
- problems with the backlight inventory.
In the first case, the only solution is to replace the broken block. Secondly, there are two possible solutions. In the first case, the faulty LED is excluded from the circuit without replacement. In the second case, they change the LED strip.
Important! In some cases, more serious matrix malfunctions are possible. To identify them, you will need professional diagnostics, which on average costs about a thousand rubles.
System error:
- If the red LED is flashing and the TV is not working properly, it means that the TV has detected a problem or malfunction.
Jump to the solution in the online DIY TV troubleshooting tool NOTES - For projection TVs and projectors, make sure the lamp cover/door is closed and securely latched.
Some older Sony TVs are equipped with a media player (tuner) and a separate display. If you have such a TV, make sure that the cable between the media player and the display is securely connected.
No backlight
Among the breakdowns that Sony Bravia owners have to deal with, TV malfunctions related to backlighting are one of the most common. Its main symptom is a constantly flashing red light in the absence of an image. This means that, when turning on his device, the owner is faced with the fact that it responds inadequately to the remote control. Additionally, sometimes error message 13 appears.
This breakdown can only be solved by replacing the light bulbs. The safest way to get new light bulbs is to contact a service center. Although, with proper skill, independent repairs are possible. The main problem that you will have to face in this case is the correct identification of the lamp that has broken. The fact is that the TV has protection that does not allow this to be done without special equipment.
First of all, they look for a way to bypass the protection. The easiest way to do this is to eliminate the sensor responsible for unbalancing the lamps. On the TV board it is marked as balancer_err. To make it stop working, the first pin of connector CN67 is disconnected from this connector, thus disconnecting the inverter from the power supply.
Disabling the protection sensor allows the TV device to turn on in normal mode. To accurately identify the problem lamp, turn on the green and white field signal. After that, replacing the light bulb itself is quite simple.
TV "Supra" does not work
If the TV suddenly starts clicking when you turn it on, and the indicator stops lighting (or starts blinking), then you shouldn’t be alarmed right away. This problem is normal for models from this manufacturer. Quite often it happens that the Supra TV does not turn on, the light is on, off or blinking.
The first thing to do is replace the electrolytes in the microcircuit. As a rule, this action helps solve the problem that has occurred. If such actions were not effective, and the methods described above also failed to provide the desired result, you will have to take the device to a service center.
About the same thing needs to be done if the LG TV does not turn on. Whether the light is on or not is an unimportant question. Often, devices from this manufacturer break down due to problems with microcircuits.
Lights up or flashes when the TV is on:
- A steady green or white on the front of the TV means the TV is turned on.
- A green or white light that flashes when you press a button on the remote control simply shows that the TV is receiving a signal from the remote control.
This feature is not available on all TVs. NOTE. Some new TVs have a white LED at the bottom center of the screen. If necessary, this LED can be disabled in the system settings.
Replacing the lamp (for projection TVs or projectors only):
- If the lamp indicator blinks, the lamp is burnt out and needs to be replaced.
- When replacing the lamp, do not touch the glass surface. If you accidentally touch the surface of the lamp, clean it with an alcohol wipe to remove any remaining oil. Otherwise, the lamp life may be shortened.
- Make sure the lamp covers/doors are properly closed and securely latched.
Sony TV repair prices
Our company provides service repair of Sony TVs with replacement of branded parts at an inexpensive price.
SONY REPAIR is the official representative for plasma repair in Russia. You can leave a request around the clock: for your convenience, the call service operates seven days a week. Operators will provide free consultation and guide you on bonus programs, discounts and promotions that are currently in effect. A significant advantage is a guarantee for all services. The cost of repairing a Sony LCD TV depends on the size of its diagonal. On older models that people still contact us with, the diagonal varies from 32 to 45 cm. The price of components for the 32–34 cm category will be from 2000 rubles; for 35–39 cm – from 3000 rubles; for 40–42 – from 4000 rubles; for 43–45 – from 4500 rub. Considering the cost of the TVs themselves, this is quite affordable.
Sony's current TV line includes more than 30 models, which are equipped with cutting-edge OLED, Bravia and SMART TV technologies. In this regard, the productivity of TV devices has increased and, at the same time, the price for repairing Sony TV screens and other elements.
Diagonal screen size, inches | Cost of work, rub. |
32–34 | From 2000 rub. |
35–39 | From 3000 rub. |
40–42 | From 4000 rub. |
43–45 | From 4500 rub. |
46 and more | From 5000 rub. |