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Sony KDL-55EX720 Support Question

Sony KDL-55EX720 Support Question

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Question posted by robertovitale on July 12th, 2012

Tv Set Doesn't Start

MY TV SET IS PLUGGED IN AND POWERED, BUT DOESN'T START. WHILE ATTEMPTING TO TURN IT ON, THE RED PILOT LIGHT TURNS BRIEFLY TO THE GREEN BUT LATER KEEPS BLINKING IN RED, BUT THE SCREEN REMAINS OFF. NO SOUND AT ALL AS WELL.

Current Answers

Answer #1: Posted by TVDan on July 12th, 2012 4:19 PM
This answer was accepted by the poster of the original question.
TVDan

Member since:
August 8th, 2011

Points: 4,732,000
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this model has several known shut down issues. The key to figuring it out is to count the blink code (for instance if it's 8 then it could be a software issue).

re-post a question with the blink count.


TV Dan

Related Sony KDL-55EX720 Manual Pages

Additional Information for Using Sony® Wall-Mount Bracket (SU-WL500) - Page 4

... Table-Top Stand from the TV. Table-Top Stand attached to TV. be powered on with the LCD panel face down on a stable and level surface with the Table-Top Stand hanging over the edge of the Table-Top Stand on the work surface. • When lifting or moving the TV, keep a soft cloth underneath to...
Feuillet de consignes d’utilisation et de sécurité - Page 3

... water or detergent directly on the package. ☐ Never use a power line operated TV set . The TV must never be exposed to dripping, Additional Safety DOs and DON'Ts ...screen or exterior parts, and may cause a fire, electric shock or This symbol is present (e.g., hot springs). malfunction. ☐ If using a chemically pretreated cloth, please follow the instruction provided on the TV set...
Feuillet de consignes d’utilisation et de sécurité - Page 4

...exposed to rain or direct sunlight in order to install the TV where it protrudes into the TV. ☐ To prevent fire keep flammable objects or open space. ☐ Unless proper ventilation...cm) above the TV set to ensure proper air circulation. ☐ Never place the TV in a confined space, such as a chest of drawers. ☐ Care should be a clearance of the screen. (See additional ...
Feuillet de consignes d’utilisation et de sécurité - Page 5

... by the cord. ☐ Keep the power cord away from the AC power outlet. US no brand substitution is allowed. ☐ Do not use AC power cord supplied with the TV with your TV; If it is left unattended and unused for your TV. A TV set with a three‑wire grounding type AC power cord plug must be sure to the...
Feuillet de consignes d’utilisation et de sécurité - Page 6

... LCD panel, small traces of the TV. LCD SCREEN ☐ Although the LCD screen is made with bare hands. This is a structural property of light (red, blue, or green) may...power cord. While cleaning, look for signs of children's reach. ACCESSORIES Keep small accessories out of damage. The images may be uneven or the LCD panel may result. US Clean the AC power plug Unplug the AC power plug...
Setup Guide (Operating Instructions) - Page 1

... (Operating Instructions) Getting Started Using Your BRAVIA TV Network Setup Additional Information Sony Customer Support U.S.A.: www.sony.com/tvsupport Canada: www.sony.ca/support United States 1.800.222.SONY Canada 1.877.899.SONY Please Do Not Return the Product to the Store KDL-60EX723 / 60EX720 / 55HX729 / 55EX723 / 55EX720 / 55EX621 / 55EX620 / 46HX729 KDL-46EX729 / 46EX723 / 46EX720...
Setup Guide (Operating Instructions) - Page 3

... the RM-YD059 unless otherwise stated. • The illustrations used in the "Home" mode. ENERGY STAR is ENERGY STAR® qualified in this TV (i.e. Rovi On Screen Guide, Picture/Sound, Light Sensor, Power Savings) can increase or change the power consumption. It meets strict energy efficiency guidelines set by the U.S. Your BRAVIA TV is a joint program of Energy.
Setup Guide (Operating Instructions) - Page 4

... Canada: http://www.SonyStyle.ca/registration Four Steps to a Full HD Experience Set, Source, Sound, and Setup. 1 Set Now that you have made the best selection in LCD TV technology, be sure to the "Full HDTV Experience." Your new BRAVIA® TV opens the door to remove all video input signals in a resolution of your...
Setup Guide (Operating Instructions) - Page 6

... Contents Getting Started Checking the accessories 8 Inserting batteries into the remote control 8 Before setting up your TV 9 1: Attaching the Table-Top Stand 10 2: Adjusting the viewing angle of the TV 11 3: Connecting the TV 12 4: Securing the TV ...15 5: Bundling the cables 16 6: Running initial setup 17 Using a Wall-Mount Bracket 17 Installing the TV Against a Wall...
Setup Guide (Operating Instructions) - Page 7

... operations with "Control for HDMI" TrackID™/Music Search/Video Search Watching TV 3D Feature Rovi On Screen Guide™ Favorites Wide Mode Picture Mode Photos/Music/Videos Twin Picture (PIP) Twin Picture (P&P) Settings/Home Menu About the Home Menu Settings Picture & Display Sound Preferences i-Manual Channels & Inputs Network Product Support Using Other Equipment/ Internet...
Setup Guide (Operating Instructions) - Page 9

...; For best picture quality, do not expose the screen to direct illumination or sunlight. • Avoid installing the TV in front of people; Be sure to direct sunlight or other strong light, as malfunction may occur. Should this occur, allow moisture to evaporate completely before powering the TV on. • Ensure that there are no...
Setup Guide (Operating Instructions) - Page 10

... on the Table-Top Stand. For KDL-55/46HX72x, KDL-55/46/40/32EX72x and KDL-55/46/40EX62x 1 Place the TV unit on the LCD panel or the frame around the screen. • Be careful to not pinch your hands or the AC power cord when you use an electric screwdriver, set the torque at approximately 1.5 N·...
Setup Guide (Operating Instructions) - Page 15

... as an optional accessory, depending on your TV to a Stand (not supplied). Getting Started 4: Securing the TV Sony strongly recommends taking measures to prevent the TV from Toppling • Secure the TV to a wall and/or stand. • Do not allow children to play or climb on furniture and TV sets. • Avoid placing or hanging items...
Setup Guide (Operating Instructions) - Page 17

... Started 6: Running initial setup 3 1 Complete your nearest power outlet. 2 Press 1 (power) on the front of the box as packaged. When you switch the TV on for the first time, the Language menu appears on the screen. ~ • When you can perform the initial setup. Do not turn on the screen. ~ • Home mode sets the TV to the TV, the TV...
Setup Guide (Operating Instructions) - Page 18

... Sony strongly recommends that you are 8 mm to 12 mm in internal damage to the TV set or cause it to fall, etc. 8-12 mm Screw (supplied with the Wall-mount ...at least this much space around the set . Keep the screws away from the attaching surface of TV set as shown in a safe place until you use the Wall-Mount Bracket designed for your TV and the installation should be performed by ...
Setup Guide (Operating Instructions) - Page 20

... input. Press 1 (power) on the TV or I/1 on the remote control to turn on the TV. (For KDL-60/55/46/40/32EX72x and KDL-55/46HX72x, you may use 0-9 2 For example, to enter 2.1, press , and . 20 Press again to watch. or To use the Guide Press GUIDE to display the Rovi On Screen Guide to view...
Setup Guide (Operating Instructions) - Page 23

... categories. You can enjoy photo/music/video content via USB devices or the home network. Provides access to customize your TV settings. You can select a list of the necessary configurations to Widgets. Contains all of TV channels, or a program guide. You can select equipment connected to the Qriocity online service. Using Your BRAVIA...
Setup Guide (Operating Instructions) - Page 29

...Network > Home Network Setup. 2 Select Media Server Troubleshooting. Adjusting the server display settings You can be displayed on the Home Menu, and adjust the settings. Up to 10 servers can select home network servers to be displayed in the Home...you cannot connect to your home network The TV detects if the server is complete, the diagnostic result list appears. 29 The server diagnostic...
Setup Guide (Operating Instructions) - Page 30

Press 1 (power) on the TV to the AC power, and press 1 (power) on the TV. • If the 1 (standby) indicator lights up in 15 minutes. Condition Explanation/Solution There is no picture (screen is dark) and no sound. • Check the antenna/cable connection. • Connect the TV to turn it flashes (interval time is three seconds). be set to standby mode...
Setup Guide (Operating Instructions) - Page 32

... a clicking noise during the download but this TV.) Refer to diagram on the network environment. 10BASE-T/100BASE-TX communication rate and communication quality are not guaranteed for this is for supported format. RS232C, D-sub 9 pin. Power and others Power requirement Power consumption in use in DAM* in standby Screen size (inches measured diagonally) Display resolution...

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