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Need help?Do you have a question about the Sony KLV-28R412B and is the answer not in the manual?
General safety advice for servicing and handling the TV, including battery and lead-free info.
Specific precautions for safely handling the LCD panel during repairs.
Essential safety checks like leakage tests and earth ground identification.
Explanation of the LED indicator behavior and display control functions.
Maps LED blink codes to specific error types for diagnosis.
A diagnostic aid to identify potential faulty parts based on symptoms.
Diagnosing and resolving power-on and standby LED blinking problems.
Guides for diagnosing problems indicated by standby LED blinking patterns.
Troubleshooting procedures for no picture and general video signal problems.
Comprehensive guide to diagnosing and fixing various audio output problems.
Instructions on how to enter the TV's service mode using the remote.
Viewing software versions and accessing self-diagnostic menus and history.
Procedures for editing the TV's serial number and model name.
Diagrams showing the physical placement of circuit boards for different models.
System block diagrams illustrating the interconnection of major components.
Detailed diagrams showing the pin assignments for various connectors on the boards.
Steps for downloading, preparing, and inserting the firmware USB drive.
Steps for initiating and monitoring the TV software update process.
Final steps for verifying update and selecting UART settings.
General safety advice for servicing and handling the TV, including battery and lead-free info.
Specific precautions for safely handling the LCD panel during repairs.
Essential safety checks like leakage tests and earth ground identification.
Explanation of the LED indicator behavior and display control functions.
Maps LED blink codes to specific error types for diagnosis.
A diagnostic aid to identify potential faulty parts based on symptoms.
Diagnosing and resolving power-on and standby LED blinking problems.
Guides for diagnosing problems indicated by standby LED blinking patterns.
Troubleshooting procedures for no picture and general video signal problems.
Comprehensive guide to diagnosing and fixing various audio output problems.
Instructions on how to enter the TV's service mode using the remote.
Viewing software versions and accessing self-diagnostic menus and history.
Procedures for editing the TV's serial number and model name.
Diagrams showing the physical placement of circuit boards for different models.
System block diagrams illustrating the interconnection of major components.
Detailed diagrams showing the pin assignments for various connectors on the boards.
Steps for downloading, preparing, and inserting the firmware USB drive.
Steps for initiating and monitoring the TV software update process.
Final steps for verifying update and selecting UART settings.
General| Screen Size | 28 inches |
|---|---|
| Resolution | 1366 x 768 pixels |
| Aspect Ratio | 16:9 |
| HDMI Ports | 2 |
| USB Ports | 1 |
| HD Technology | HD Ready |
| Viewing Angle | 178 degrees |
| Response Time | 8 ms |
| Motionflow | Motionflow XR 100 |
| Input Ports | Component Video Input |
