The TP.MT5510I.PB805 is a common "all-in-one" Smart LED TV motherboard (combo board) that integrates the power supply, LED backlight driver, and main logic board into a single PCB. It is widely used in 32" to 55" Smart TVs from brands like Atvio, Samsung (China builds), and Goldvision. Board Specifications & Architecture Chipset: Mediatek MT5659QHMT. OS: Typically runs a version of Android (Smart TV). Power Input: AC 100V-240V.
Functionality: Includes built-in Wi-Fi and supports multiple resolutions (HD/Full HD) via LVDS settings. Troubleshooting & Common Issues
Repairing this board often involves checking specific voltage rails and firmware states:
Dead Condition (No Red Indicator): Often caused by a failure in the standby power circuit or the main 12V/5V DC-DC converters.
Logo Hang / Boot Loop: A common software issue where the TV gets stuck on the startup logo. This often requires firmware recovery using a USB drive or ISP programming.
Speaker Popping/Shutting Off: Reported in models like the Atvio LE50F1000A, which may indicate a faulty audio amplifier IC or a protection circuit triggering. Schematic & Technical Resources
While the specific PB805 schematic is often proprietary, it shares a high degree of similarity with other boards in the TP.MT5510 series, such as the PB801.
ISP Connection Points: Essential for "unbricking" the board, ISP points allow for direct EMMC programming.
Service Manuals: Comprehensive guides for the series can be found on platforms like Scribd - TP.MT5510 Series Diagrams or Electrónica Benedicto.
Are you currently facing a specific issue like a no-power state or a software hang that you need help diagnosing? TP.MT5510I.PB805 - Точки подключения ISP
Based on the component designations typically associated with "TP" (Transformer/Power) and "PB" (Power Board), this guide focuses on the Tp.mt5510i.pb805, which is a common LED/LCD TV Main Power Board.
This guide will help you identify components, understand the connection layout, and troubleshoot common issues using the board's diagram.
The Tp.mt5510i.pb805 diagram is a map of the energy flow:
When diagnosing, always start at the input (Fuse/AC) and move toward the output (LED/Mainboard connectors) following the traces on the diagram.
The TP.MT5510I.PB805 is a common "3-in-1" Smart Android TV motherboard that integrates the power supply, LED driver, and main logic board into a single PCB. It is frequently used in 32-inch to 43-inch Smart TVs from various brands like Samsung (China models), Walton, Goldvision, and Daewoo. 1. Key Specifications Processor: MT5659QHMT 4-Core CPU.
Memory: Typically configured with 1GB RAM and 8GB eMMC Flash.
Resolution Support: Primarily supports HD (1366x768) and Full HD (1920x1080) panels.
Backlight Power: Integrated LED driver outputting approximately 58V–87V at 520mA.
Connectivity: Includes WiFi, Ethernet, HDMI, USB, and AV inputs. 2. Schematic & Wiring Information
While exact diagrams for the PB805 version can be rare, it is architecturally similar to the PB801 and PB803 series. Tp.mt5510i.pb805 Diagram
Power Supply Section: Regulates AC input to standard 12V and 5V rails, with a dedicated 5V standby (
Terminal/Debug Points: The board features ISP (In-System Programming) points for eMMC recovery, often accessible via the VGA port or dedicated TX/RX pins on the PCB.
Resolution Jumpers: On some variants, the panel resolution can be toggled via software or specific resistors near the LVDS connector. 3. Common Faults & Troubleshooting
The board is known for several recurring issues that can often be fixed without a full replacement:
Stuck on Logo / Boot Loop: Usually a firmware corruption issue. This can be resolved using a USB recovery drive or a serial console (e.g., SecureCRT via CH341A programmer). No Red Indicator Light: Often caused by a failure in the 3.3V3.3 cap V standby power circuit (
No Backlight (Sound but no Picture): Frequently indicates a failure in the integrated LED driver section or the LED strips themselves.
Dead Condition: Check the main fuse and bridge rectifier on the "HOT" side of the power section. 4. Service Resources
Service Manuals: Detailed circuit diagrams for related models like the TP.MT5510I.PB801 can be found on Scribd.
Firmware & Recovery: Communities like TermOS provide terminal recovery logs and firmware dumps for this specific board.
Programmer Support: Technicians often use the RT809H Programmer to re-flash the eMMC when the board is bricked. The tested LCD TV motherboard TP.MT5510I.PB805 works well
* 38,25US $ 4 sold 5. TP.MT5510I.PB805 Three in one TV motherboard sent to remote control Network WiFi TV motherboard. * 18,83US $ AliExpress The tested LCD TV motherboard TP.MT5510I.PB805 works well
This article provides a technical overview of the TP.MT5510I.PB805—a common three-in-one smart TV mainboard often found in budget-friendly 4K LED televisions. Understanding the TP.MT5510I.PB805 Combo Board
The TP.MT5510I.PB805 is a highly integrated "three-in-one" board. In the world of TV repair, "three-in-one" means the Power Supply Unit (PSU), the LED Backlight Driver, and the Main Logic Board are all combined into a single PCB.
While this design saves space and cost for manufacturers, it requires a solid understanding of its layout for technicians to troubleshoot effectively. 1. Key Specifications Resolution Support: Up to Ultra HD (3840 x 2160). Interface: Triple V-by-One (for 4K panels).
Operating System: Typically runs an Android-based smart platform. Power Input: 100V–240V AC.
Backlight Voltage: Varies depending on the specific panel configuration (usually adjustable via resistor logic). 2. Physical Layout & Diagram Sections
When looking at the board, you can mentally divide it into three primary zones: A. The Power & Hot Zone (Primary Side)
Located near the AC socket, this area is separated by a thick white line (the "cold" vs. "hot" barrier). Bridge Rectifier: Converts AC to DC.
Filter Capacitor: Usually rated at 450V to smooth the rectified DC. The TP
PWM Controller: Manages the switching frequency of the main transformer. B. The LED Driver Circuit
This section boosts the voltage to drive the LED strips inside the panel. Boost Inductor & Diode: Essential for stepping up voltage. MOSFET: Controls the switching for the backlight.
Feedback Pins: If your TV has sound but no picture, this is the first place to check for failed capacitors or a blown MOSFET. C. The Main Logic & Processing (Cold Side) This is the "brain" of the TV.
Main SoC (System on Chip): Often a MediaTek-based processor hidden under a heatsink. EMMC Flash: Stores the firmware/Android OS.
DC-to-DC Converters: These small ICs step down the main 12V rail into 5V (USB), 3.3V (Standby), 1.8V, and 1.1V (Core) for the processor. 3. Common Failure Points
Technicians searching for the TP.MT5510I.PB805 diagram are usually dealing with one of three issues:
Dead Board (No Power): Check the fuse and the main filter capacitor. If the fuse is blown, the bridge rectifier or the primary switching MOSFET is likely shorted.
Stuck on Logo / Boot Loop: This is rarely a hardware component failure and is usually a firmware corruption issue within the EMMC chip.
Backlight Flashes and Dies: Often caused by a faulty LED strip, but can be triggered by a "dry" (leaky) capacitor in the LED driver section of the board. 4. Service Menu & Troubleshooting Tips
To enter the service mode (usually for panel mirroring or color adjustments), the standard code for this board family is often: Menu + 1147 or Source + 2580.
Caution: Always discharge the large filter capacitor before touching the board. Even when unplugged, it can hold over 300V DC, which is lethal. AI responses may include mistakes. Learn more
TP.MT5510I.PB805 is a versatile "three-in-one" smart TV motherboard designed to integrate the power supply, LED backlight driver, and TV mainboard into a single unit Lazada Philippines
. It is widely used in 32-inch to 43-inch LED TVs and supports the Android operating system for network connectivity mobile-shrek.com.ua Key Specifications and Features System & Performance : 4-core high-performance CPU AliExpress : 1GB RAM and 8GB internal storage (eMMC) Operating System : Android 7 (Nougat) AliExpress Power and Display Resolution Support : Up to Full HD (1920x1080) Power Supply : Compatible with 110–240V AC Backlight Output
: Supports LED panels requiring 58V to 87V at approximately 520mA Power Consumption
: Rated around 45W–50W during operation, with a standby mode of <0.5W Connectivity Options : Built-in WiFi and Ethernet (RJ45) for internet access AliExpress
: Includes HDMI, USB 2.0 (supports audio, video, and images), and headphone/speaker outputs MHL Support
: Features Mobile High-Definition Link (MHL) for smartphone connection Technical Diagram Overview
While a physical schematic is typically found in specialized service manuals like those on , the board layout generally includes:
Материнская плата для TV универсальная ... - Mobile-Shrek Datasheet archives: Alldatasheet
Совместим с телевизорами: Samsung L34-SM/LED STAR 32LSHD5S/Mirta L42/Mirta L43. mobile-shrek.com.ua
The TP.MT5510I.PB805 is a highly integrated "Three-In-One" Smart LED TV main board designed for mid-range smart televisions. It combines the main processor, power supply unit (PSU), and LED backlight driver onto a single PCB. 🛠️ Board Specifications & Architecture
The board is primarily used in 32-inch to 43-inch Smart TVs from brands like Akai, RCA, and various "China-made" models. Chipset: Mediatek MT5510 series (ARM Cortex processor).
Operating System: Typically Android 4.4 or 7.1 (depending on the firmware version). Integrated Modules: Power Supply: Converts AC mains to 12V and 5V DC. Backlight Driver: Constant current source for LED strips. Tuner: Digital/Analog signal processing. 📐 Circuit Diagram & Block Analysis
While specific schematics for the PB805 variant are often proprietary, they are nearly identical to the PB801 version found on technical sites like Scribd. Key Power Rails 12V Main: Powers the audio amplifier and backlight circuit. 5V Standby: Powers the main processor for remote wake-up.
1.2V / 3.3V: Low-voltage rails for the MTK CPU and DDR memory. Common Failure Points
Capacitor Failure: Bulging filters in the PSU section causing "No Power."
Software Hang: Getting stuck on the logo; usually requires a USB firmware flash.
Backlight Driver: LED protection circuit tripping, resulting in "Sound but No Picture." 💾 Firmware & Recovery
Technicians often need the diagram to identify recovery pins for forcing a software update.
USB Flash: Standard procedure involves placing the MstarUpgrade.bin file on a FAT32 drive.
UART Debugging: Accessible via specific pins on the board to view boot logs.
Schematic Access: Complete service manuals are frequently shared on repair forums like Remont-Main.
If you are looking to repair a specific issue, I can help you more if you tell me:
I'm assuming you're looking for a detailed explanation or diagram related to the TP.MT5510I.PB805. However, without more context, it's challenging to provide a precise paper or diagram as requested. Given the nature of your query, I'll attempt to offer a general approach to understanding what such a designation might imply and how one might approach creating or understanding a diagram related to it.
If we assume mt5510i is a touch controller and pb805 is a specific board, a detailed diagram would have:
| Section | Content | |---------|---------| | Power | VDD, AVDD, VDDIO, GND, decoupling caps | | Host interface | SCL, SDA (I²C), /INT, /RST | | Touch sensing | X lines (driving), Y lines (sensing) – matrix | | Test points | TP1, TP2 (for debug) | | Jumpers | For I²C address selection or boot mode | | LED indicators | If present, for touch detection or power |
If you reply with:
I can give you a much more precise search strategy or create a text‑based block diagram / pinout table based on common designs.
When a device using the Tp.mt5510i.pb805 touch controller fails, the diagram guides systematic checks: