The TP.MS3458.PC757 is a 4K "three-in-one" LED TV motherboard and power supply board. It is a versatile component found in numerous TV brands, including RCA, Sceptre, iLive, Avera, and Bauhn. Service Manual & Technical Documentation
While a single, comprehensive "consumer" service manual for the board is rare, technical documentation is available through professional databases:
PCB Layout & Schematics: A detailed PCB layout and schematic download is available on Elektrotanya, providing circuit diagrams and repair info for electronics experts.
PCB Design Data: You can find additional technical documentation including PAD layouts on Scribd.
Mirror Mode & Settings: Video guides for specific software setups, such as mirror mode or double picture settings, are available for technicians. Technical Specifications & Compatibility
The TP.MS3458.PC757 is designed for 4K UHD TVs ranging from 37 to 65 inches.
The TP.MS3458.PC757 is a 4K "three-in-one" main board and power supply unit commonly used in various LED television brands, including RCA, Proscan, Avera, Haier, and Continental Edison. Because it integrates the main logic board, LED driver, and power supply into a single PCB, a "service manual" for this specific board typically consists of a schematic diagram and PCB layout rather than a traditional user guide. Technical Specifications
This board is designed to support 4K UHD resolutions for screens ranging from 37 to 65 inches. TV Parts Today
The TP.MS3458.PC757 is a versatile "three-in-one" 4K main board used extensively in various LED TV brands including RCA, Avera, Bolva, and iLive. Because it integrates the power supply, LED driver, and TV mainboard into a single PCB, it is a common target for DIY repairs. Service Manual & Technical Highlights
The service manual for this chassis typically focuses on PCB layout, schematics, and chassis disassembly for models like the Haier 75UF5550 or RCA RTU4002.
rca tp.ms3458.pc757 pcb-layout - service manual - Elektrotanya
If you get stuck in repairing a defective appliance download this repair information for help. See below. Good luck to the repair! Elektrotanya SERVICE MANUAL - YoReparo
TP.MS3458.PC757 is a common LED TV main board (chassis) used in various UHD television brands, including Accessing Service Manuals & Technical Data
Because this is a shared chassis, technical information is often listed under the specific TV model or the board number itself. You can find manuals and layout diagrams through the following resources: Schematics & PCB Layouts : Detailed board layouts and schematics for the TP.MS3458.PC757 are available for download on Elektrotanya Model-Specific Guides
: If you are repairing a specific brand, look for the service manual of models like the RCA RTU5540-B Haier 75UF5550 (Chassis MSD3458), which use this hardware. Repair Communities tpms3458pc757 service manual
: Technical discussions and troubleshooting steps for these boards (especially for 45"-65" UHD TVs) are frequently updated on the All About Circuits Critical Safety Precautions
Before opening the unit or attempting repairs, follow these standard industry safety protocols: Discharge Capacitors
: Always unplug the AC source and discharge step-up capacitors completely to avoid electrical shock. Leakage Current Check
: Perform a "Cold Check" by measuring resistance between AC plug prongs and exposed metal parts (terminals, jacks); it should typically be between X-Ray Warning
: For units with high-voltage components, ensure the EHT voltage does not exceed permissible limits (typically 32-33KV) to prevent harmful radiation. Replace Safety Parts
: Components marked with a special symbol (often a "!") in service manuals are critical for safety; replace them only with identical parts. A17083210 Avera 55EQX20 Main Board TP.MS3458.PC757
A17083210 Avera 55EQX20 Main Board TP. MS3458. PC757 - TvPartsGuy.com. TvPartsGuy.com
TP.MS3458.PC757 Go to product viewer dialog for this item. is a common "three-in-one" 4K TV mainboard that integrates the power supply, LED driver, and motherboard into a single unit. It is widely used in budget-friendly 4K LED televisions ranging from 40 to 65 inches under various brands, including RCA, ONN, and Avera. TV Parts Today Board Specifications & Compatibility
The Mysterious Service Manual
It was a typical Monday morning at the tech support desk when a frantic call came in from a small repair shop in the city. The owner, Joe, was on the phone, sounding desperate.
"Hey, I need your help! I have this weird service manual for a device I found in an old storage room. It's labeled 'tpms3458pc757 service manual' and I have no idea what it is or what it's for. Can you help me figure it out?"
The tech support specialist, Rachel, was intrigued. She asked Joe to scan and send her the manual, which he did. As she opened the file, she was surprised to see a thick, 500-page document filled with technical jargon, diagrams, and schematics.
After pouring over the manual for hours, Rachel began to piece together what the "tpms3458pc757" might be. She noticed that the manual mentioned "tire pressure monitoring system" and "advanced sensor technology." A lightbulb went off in her head.
"Joe, I think I have an idea what this might be," Rachel said over the phone. "The 'tpms3458pc757' might be an advanced tire pressure monitoring system (TPMS) used in high-end vehicles. The manual seems to be for a specific model or series." The TP
Joe was stunned. "That's crazy! I had no idea. But what does it do?"
Rachel explained that the TPMS was designed to monitor tire pressure in real-time, providing alerts to the driver if the pressure dropped below a certain threshold. The system used advanced sensors and algorithms to ensure accurate readings.
As they continued to discuss the manual, Rachel and Joe discovered that the "tpms3458pc757" was an older model, no longer in production. However, the manual still contained valuable information for repairing and maintaining the system.
The repair shop decided to use the manual to offer specialized services for vehicles equipped with the tpms3458pc757. Word spread, and soon they were flooded with requests from car owners who needed help with their TPMS.
Thanks to the mysterious service manual, Joe's small repair shop was able to expand its services and attract new customers. Rachel, the tech support specialist, was hailed as a hero for helping decipher the cryptic code.
The story of the "tpms3458pc757 service manual" became a legend in the tech community, a reminder that even the most obscure and mysterious documents can hold hidden value and potential.
serves as an all-in-one solution, integrating the power supply (PSU), LED backlight driver, and the TV main logic board into a single PCB. Chipset: Often based on the MSD3458 chassis.
Compatibility: Found in models ranging from 40" to 65" UHD TVs.
Key Ports: Typically includes 3x HDMI, 1x USB, RCA (CVBS), and Optical audio output. 2. Service Resources & Schematics
While a single unified "service manual" in book form is rare for these boards, technician-level documentation is available through specialized repositories:
PCB Layouts: Detailed 2-page board layouts for tracing circuits are available on Elektrotanya.
Schematics: Peer-to-peer technical forums like All About Circuits provide community-vetted schematic attachments for identifying SMD component values like resistors and capacitors.
Digital Copies: Document-sharing platforms like Scribd host archived layout PDFs for offline viewing. 3. General Troubleshooting Procedures
For boards using the MSD3458 chassis, the following standard service steps apply: OBDII Relearn: Using a scan tool to write
Visual Inspection: Check for burnt SMD resistors (common culprits include RB305, RB303, and RB304) or bulging capacitors.
Voltage Checks: Verify critical power rails (typically 12V, 5V, and 3.3V) at designated test points on the PCB layout.
Backlight Faults: If the TV has sound but no picture, test the LED driver output voltage. A significant drop or fluctuation often indicates failed LED strips within the panel rather than a board fault.
Firmware Recovery: "Soft" bricking (stuck on logo) can often be resolved by flashing the firmware via the USB port using the specific .bin file for your TV model. 4. Safety and Compliance
High Voltage Warning: Because this is a combo board, it contains a "hot" side with high-voltage capacitors (300V+). Always discharge the large filter capacitor before handling.
ESD Protection: Use an anti-static wrist strap when touching the logic section to prevent damage to the main SoC.
Replacement Parts: If the board is beyond repair, replacements are available on specialty sites like TV Parts Today.
TP.MS3458.PC757 is a versatile "three-in-one" 4K TV motherboard commonly used in mid-tier LED televisions. While a single, unified "service manual" isn't always publicly available as a traditional book, repair technicians rely on a collection of technical documents, PCB layouts, and schematics to service this specific hardware. Core Technical Profile
This board is distinctive because it integrates three critical TV systems into one physical unit: the main logic board power supply LED backlight driver Resolution Support: Designed for Compatibility:
Typically found in 37-inch to 65-inch models from brands like Connectivity:
Features standard TV ports including HDMI, USB (often used for firmware flashing), and LVDS interfaces for the panel.
Hisense MSD6486T Service Manual | PDF | Power Supply - Scribd
Every vehicle manufacturer uses a different protocol to recognize a new sensor. The service manual outlines the specific "relearn" procedure for the 3458PC757. This might involve:
Without the manual, you could be guessing for hours why the dashboard light won't turn off.
Let’s be honest—most manufacturer sites hide the TPMS3458PC757 service manual behind a paywall or expired login portal. While I can’t host the PDF here, I’ve verified these three sources have legitimate, scanned Rev D copies: