Description
TJKJ VGL & VGH Panel + T-CON Voltage Modification Module
The TJKJ VGL & VGH Voltage Modification Module is a professional repair solution designed for LCD/LED TV panel and T-CON board voltage correction.
This module helps technicians adjust and stabilize VGL (Gate Low Voltage) and VGH (Gate High Voltage) when panel display issues occur due to incorrect gate drive voltages.
It is specially useful for fixing:
✔️ Panel line issues
✔️ Screen flickering
✔️ No display problems
✔️ Negative picture issues
✔️ Gate driver voltage instability
To use this module, you must connect SCL, SDA, VCC, and GND to the T-CON board properly.
⚙️ Key Features & Benefits
- 🔹 Precise VGL & VGH Adjustment – Fine-tune panel gate voltages easily
- 🔹 Improves Panel Stability – Helps reduce display line faults
- 🔹 Compact Design – Easy to install inside TV cabinet
- 🔹 I2C Communication Support – Requires SCL & SDA connection
- 🔹 Professional Repair Tool – Ideal for LED TV technicians
- 🔹 Cost-Effective Solution – Avoid costly panel replacement
🔌 Connection Guide (Important ⚠️)
To operate this module correctly, connect the following pins to the T-CON board:
| Module Pin | Connect To T-CON | Function |
|---|---|---|
| SCL | SCL Line | I2C Clock Signal |
| SDA | SDA Line | I2C Data Signal |
| VCC | 3.3V / 5V Supply (Check TCON) | Power Input |
| GND | Ground | Common Ground |
📌 Proper soldering and correct voltage identification are required.
📌 Always check panel voltage ratings before adjustment.
📊 Technical Specifications
| Parameter | Details |
|---|---|
| Product Type | VGL & VGH Voltage Modification Module |
| Application | LCD/LED TV Panel & T-CON Repair |
| Communication | I2C (SCL/SDA) |
| Power Supply | 3.3V / 5V (Check T-CON compatibility) |
| Adjustable Output | VGL & VGH |
| Installation | Internal Mounting |
| Suitable For | LED TV Technicians & Repair Shops |
🎯 Applications
✅ LCD/LED TV Panel Repair
✅ T-CON Board Voltage Correction
✅ Vertical Line Problem Fix
✅ Flickering Display Troubleshooting
✅ Gate Driver Voltage Tuning
✅ Service Center & Workshop Use
🚀 Why Choose This Module?
✔ Saves panel replacement cost
✔ Professional-level voltage control
✔ Easy integration with existing T-CON
✔ Compact & reliable
✔ Essential tool for advanced panel repairing
📦 Package Includes
-
1 × TJKJ VGL & VGH Voltage Modification Module
⚠️ Important Note
- For professional use only
- Must be installed by a trained technician
- Always check panel short circuit before installation
- Use proper insulation while mounting
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