High-definition LED TVs with panels like the HE370BF-D01.
The MDK336V-0N T-CON board is highly resilient, but it is highly vulnerable to power surges and thermal stress on its ceramic capacitors. By utilizing the test points outlined above, you can accurately identify whether your display issues stem from a simple blown SMD fuse, a shorted capacitor on the AVDD line, or a catastrophic terminal failure inside the LCD screen panel glass itself.
Ultimate Technical Guide to the MDK336V-0N T-CON Board : Troubleshooting, Schematics, and Repair The MDK336V-0N T-CON board
Ultimate Repair Guide for the MDK336V-0N T-CON Board The is a widely used Timing Controller (T-CON) board found in many modern LED and LCD televisions, particularly models manufactured by brands like LG and Sony. When a TV experiences video distortions, colored lines, or a completely blank screen while the audio still works, this small board is often the prime suspect. t-con mdk336v-0n pdf
If you have intermediate soldering skills, you can often repair the board:
The board utilizes Realtek or LG Display silicon (depending on the revision) to handle high-bandwidth signal processing. In working condition, the MDK336V-0N provides excellent signal integrity, resulting in sharp, ghost-free images with accurate color mapping.
If this specific T-CON board breaks down, your television will usually manifest one of the following visual symptoms: High-definition LED TVs with panels like the HE370BF-D01
The most common failure is the surface-mount fuse on the input side.
If you cannot find a free PDF, professional sites like or Doctor Reparacion typically sell the full PDF for $5-$10. Given the cost of a new TV, this is a reasonable investment.
[Main Board] --(LVDS Signal)--> [MDK336V-0N T-Con] --(RSDS/Mini-LVDS)--> [LCD Panel Glass] | (DC-DC Converter) | [VGH / VGL / AVDD / VCOM Voltages] Ultimate Technical Guide to the MDK336V-0N T-CON Board
Analog supply voltage for the source driver ICs to create grayscale levels.
Contains the main timing controller IC, Gamma correction chip, and DC-DC converter ICs.