Impex Gloria CV358H-B42 Software

 

CV358H-B42-IMPEX SMART TV FIRMWARE

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LCD LED TV Screen Panel Repairs And Bypassing Methods– A Complete Guide

   

 

My New eBook PDF format is coming soon, pre-order it.

LCD LED TV Screen Panel Repairs And Bypassing Methods– A Complete Guide 3 eBooks package Available Buy Now

for Technicians

LCD and LED TV panels are delicate components that can develop various issues over time. Understanding how to diagnose and repair these panels can save costs and extend the TV’s lifespan. In this guide, we’ll cover common panel problems, repair techniques, and essential tools needed for professional LCD/LED TV panel repair.

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1. Understanding LCD & LED TV Panel Structure

Before repairing, it’s crucial to understand how an LCD/LED panel works. The main components include:
✅ TFT (Thin Film Transistor) Panel – Controls the pixels.
✅ LED Backlight – Provides brightness and illumination.
✅ COF (Chip on Film) – Manages image processing.
✅ T-Con (Timing Controller) Board – Controls panel signals.
✅ Power Supply Board – Regulates power flow.

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2. Common LCD/LED TV Panel Problems & Fixes

A. No Display / Black Screen

Symptoms: TV powers on, but the screen is blank.
Possible Causes:

• Backlight failure
• T-Con board issue
• Loose COF connection

Fixes:
✅ Use a flashlight to check if the display is working but the backlight is off.
✅ If the backlight is faulty, replace LED strips.
✅ Test the T-Con board and ribbon cables for faults.

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B. Vertical or Horizontal Lines on Screen

Symptoms: Thin or thick lines appearing on the display.
Possible Causes:

• Loose COF bonding
• Faulty T-Con board
• Damaged display panel

Fixes:
✅ Re-seat and clean the COF ribbon cables.
✅ Check the T-Con board and LVDS cables.
✅ If lines persist, the panel may need replacement.

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C. Dim or Flickering Screen

Symptoms: TV screen brightness is low or flickers.
Possible Causes:

• Weak LED backlight
• Faulty power supply
• Loose backlight connector

Fixes:
✅ Open the panel and test LED strips using an LED tester.
✅ Replace weak LED strips or power supply components.

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3. Essential Tools for LCD/LED Panel Repair

To repair screen panels, you need professional tools:

🔹 Multimeter – For voltage testing
🔹 LED Tester – To check backlight strips
🔹 COF Bonding Machine – To fix loose COF ribbons
🔹 SMD Rework Station – For chip-level repairs
🔹 T-Con Board Tester – To diagnose display faults

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4. When to Repair vs. Replace a Panel

• Repair if: The problem is with backlight strips, COF bonding, or minor T-Con issues.
• Replace if: The LCD screen itself is cracked, shattered, or has liquid damage.

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5. Preventive Maintenance Tips

✅ Keep the TV in a cool, dust-free environment.
✅ Avoid pressing or touching the panel too hard.
✅ Use a surge protector to prevent voltage fluctuations.
✅ Clean the screen with a soft microfiber cloth (no harsh chemicals).

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Conclusion

LCD/LED TV panel repairs require technical knowledge and the right tools. By diagnosing issues correctly, technicians can save time and money while providing quality repairs.

🔗 Looking for more in-depth repair guides? Check out my eBooks and YouTube tutorials for expert insights:
📖 My eBooks on LCD LED TV Repair
📺 Watch My YouTube Repair Videos

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LCD TV Screen Panel Repairing Classes

Cours de réparation d'écran de télévision LCD

Here is Details Regarding Online Classes Of LCD TV Screen Panel Repairing:

Panel Repairing Course Outline

1:Types of LCD  Panel  Screen use in TV

2: Basic Voltages and

It's working Fundamental Guide

3: LCD Screen signals and it's Working Principles 

4: Voltages and Signals Working Guide Line

5: GIP and Non GIP Panels Difference and it's Working 

6: What is Level Shifter and It's Working Guide Line 

7: Source Drive and Gate Drive and it's Working Principle

8: Types Of Screens Faults 

9:Know How About COF and COG

10: Panel Faults and It's Possible  Solution 

11: What is the Tab Bonding machine

12: Tab Bonding Machine

Information

13: Working on Tab Bonding machine

14:Working On Tab Bonding Machine 

15: Complete Guide Of Tab Bonding Machine

16: How many types of Panel Repair on Tab Bonding machine

17: Where to buy Tab Bonding machine

18: Know How About Panel Repair Tools 

Subject we cover with Videos ,Images , Excel Charts,

PDF Files and Power Point Presentation

Class Time : 3 Days in a Week and  2 Hours Each Days 

Special Class arrange if required.

Instructor and Teacher 

International Trainer

International Writer 

Panel Repair Specialist

World Known Person Imran Ashraf

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Or Email us at lcdledebooks@gmail.com

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Android Version 11

Mother Board is TP.SK706S.PC822

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YouTube Video 🔗 

Software Stuck Problem Solved 

Troubleshooting Tips

Stuck on Logo: If your TV is stuck on the logo screen after flashing, it may indicate a firmware mismatch or installation error. Double-check the firmware version and try re-flashing.

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S.T.CS2352P639 Software Download is Available Paid Version 

RAM : 1GB

ROM : 8GB

USB  : USB Install Software 

Resolution : 4K UHD 3840×2160

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SUPPORT: 43" 50" and 55" Screen 

CPU	Hi3751ARBCV3520N0E / Hi3751ARBCV3520D0E

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CV352-C42 Software Download

 

✅ CV352-C42 Android 14 Firmware Details

A firmware package for the CV352-C42 board is available, tailored for Magic Smart TVs with the following specifications:

Board: CV352-C42

RAM: 1GB

ROM: 8GB

Resolution: 1920×1080 (Full HD)

Android Version: 14

🛠️ Troubleshooting Tips

Stuck on Logo: If your TV is stuck on the logo screen after flashing, it may indicate a firmware mismatch or installation error. Double-check the firmware version and try re-flashing.

No Display: Ensure all cables are securely connected. If the issue persists, consult a professional technician.

⚠️ Important Considerations Before Installation

Compatibility: Ensure that your TV's board is indeed the CV352-C42 model.

Backup: Backup any important data, as flashing firmware will erase existing data.

Risks: Flashing firmware carries risks. Proceed with caution and ensure you follow instructions carefully.

🔧 Installation Steps

Download Firmware: Obtain the firmware package from the provided link by Imran Ashraf.

Unplug TV from Main Supply 

Prepare USB Drive: Format a 16GB 3.0version USB drive to FAT32 and copy the firmware files onto it without making any folder.

Connect USB to TV: Insert the USB drive into your TV's USB port.

Now Plugging your Tv to main Ac Supply 

It's will install automatically just wait and Relax 

Flash Firmware: Follow on-screen

 instructions to install the firmware from the USB drive.

Restart TV: Once installation is complete, restart your TV.

Further Assistance: If problems continue, consider reaching out to the firmware provider or a professional technician for support.

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CV560-C55

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CV962D4-B55 Software Available

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Motherboard  number : CV962D4-B55 is used in 55 to 58 Inch models in Arab Countryside tested and Working software is Available call whatsapp +923139292880

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