Sony KDL32EX308, KDL22EX308 manual No Power Troubleshooting Flowchart

Page 18

Chapter 3 - Troubleshooting

No Power

Does red standby LED on front panel light?

No

Is standby LED

blinking ?

No

Is Eco switch on side of unit turned

off?

(46/52/60")

No

GE3 board (32, 40") GE2B board (46/52")

GE2A (60")

 

 

Press power

 

Yes

 

button while

 

 

 

monitoring pin 3 of

 

 

 

 

 

CN6150 on power

 

 

 

supply board

 

 

 

 

 

Yes

See protection

 

flowchart

Yes

Turn switch on

High (3.3V)

Yes

GE3 board (32, 40")

GE2B board (46/52")

on pin 3?

 

 

GE2A (60")

 

 

 

 

No

 

 

 

 

 

 

 

 

 

BAL Board

FIGURE 3-4

NO POWER TROUBLESHOOTING FLOWCHART

CTV-68

15

Image 18
Contents Training Manual Table of Contents Introduction Features OverviewBravia Sync USB2.0 Side InputHdmi Advanced Contrast Enhancer ACEOverall Circuit Description BAL BoardInverter Power SupplySwitch Unit HLR Board22EX308 Overall Block Diagram 32EX308 Overall Block Diagram Software Updates IntroductionSoftware Update Responsibility Examples of Software Correctable SymptomsChecking the Software Version Troubleshooting Video Failures No VideoVideo Distortion No VideoTroubleshooting Video Distortion Troubleshooting Flowchart Won’t Power On Audio TroubleshootingPower Supply Troubleshooting Completely Dead SetNo Power Troubleshooting Flowchart Protection Shutdown Protect Shutdown Troubleshooting Flowchart Backlight Issues Diagnostics HistoryNo Backlight, No Shutdown Circuit Board and Connector Locations Test PointsKDL22EX308 Test Points KDL32EX308 Test Points KDL22EX308 Board Locations KDL32BX300 Board Locations Tcon Troubleshooting Introduction LCD Panel BasicsAppendix Typical LCD Timing Control Diagnosing a Failed Tcon Gate DriversSource Drivers Typical LCD Panel Failures Troubleshooting a Dead Tcon Tcon FailuresLCD Timing Control Failures Examples of Actual Tcon Failures Appendix LCD Panel Failures Appendix San Diego, CA

KDL22EX308, KDL32EX308 specifications

The Sony KDL22EX308 and KDL32EX308 televisions are part of Sony's Ex Series, renowned for delivering high-quality viewing experiences in compact screen sizes. Designed primarily for smaller spaces, such as bedrooms, kitchens, or dormitories, these models effectively boast an array of features that enhance their usability and performance.

One of the standout characteristics of both models is their LED backlighting technology, which ensures bright images and remarkable color accuracy. This technology also contributes to energy efficiency, making them eco-friendly choices for consumers. The KDL22EX308 comes with a 22-inch display, while the KDL32EX308 offers a larger 32-inch screen, appealing to users who need a bit more screen real estate without major compromises on space.

Both models support a 720p HD resolution, which provides crisp and clear images perfect for everyday viewing. They incorporate Sony’s Motionflow XR technology, which minimizes motion blur during fast-paced scenes, making them ideal for watching sports, action films, or playing video games. This feature enhances the overall viewing experience by ensuring that moving images remain smooth and fluid.

Connectivity also plays a significant role in the usability of the KDL22EX308 and KDL32EX308 televisions. They come equipped with multiple HDMI inputs that allow users to connect various devices such as gaming consoles, Blu-ray players, and streaming boxes with ease. Additionally, a USB port permits users to view photos and videos directly from a USB stick, adding to their versatility.

Furthermore, both models incorporate a built-in digital tuner, enabling access to free over-the-air HD broadcasts. This feature allows viewers to enjoy a variety of channels without the need for a cable subscription, making it a cost-effective entertainment solution.

Another significant aspect of these models is Sony's Clear Resolution Enhancer technology, which enhances image clarity by upscaling lower resolution content, thus delivering a more enjoyable viewing experience across various media.

In conclusion, the Sony KDL22EX308 and KDL32EX308 televisions combine advanced technologies and features within compact designs, making them excellent choices for anyone seeking high-quality visual performance in smaller spaces. Their efficient connectivity options, superior image quality, and energy-saving capabilities position them as modern and practical entertainment solutions.