TP.MS3458.PC757 (often colloquially referred to as "TPMS3458PC757") is a main motherboard and power supply board combo
used primarily in RCA and Bauhn LED/UHD televisions, rather than a tire pressure monitoring system. Technical Resources & Manuals
For a board-level repair or troubleshooting, you can find the layout and schematics through these technical repositories: RCA TP.MS3458.PC757 PCB-LAYOUT (Elektrotanya)
: Provides a free download of the PCB layout for personal repair usage. TP-ms3458.Pc757 PCB Layout (Scribd)
: A 2-page document containing high-level PCB layout details. Haier 75UF5550 Chassis MSD3458 Service Manual
: Since this chassis uses the same MSD3458 chipset, this manual offers relevant alignment instructions and block diagrams. Elektrotanya Common Troubleshooting Symptoms
If you are diagnosing a failure on this board, technicians from All About Circuits suggest looking for: tpms3458pc757 service manual best
: The board integrates the power supply; if the TV won't turn on or the standby light is missing, the board may be defective. Dim/No Video
: Often caused by a failure in the backlight driver section of the board. Short Circuits
: Common failure points include SMD resistors (specifically labels like RB305, CB303, RB303, RB304 ) or bulging capacitors. Known Model Compatibility This board is commonly found in the following models: : RTUC5537, RTU5540-B, RTU4300, and RTU4002. : ATV55UHD-1217. : ITU4348B. TV Parts Today Procurement for Replacement
If repair is not feasible, exact replacement boards are available through retailers like TV Parts Canada TV Parts Today . When ordering, it is critical to match the part number
(e.g., LSC550FN10 or A17083324) rather than just the board number to ensure the connectors and panel firmware match. replacement board options from local or online retailers with current stock availability TP.MS3458.PC757 for Bauhn 45"-65" UHD TV
The TP.MS3458.PC757 Go to product viewer dialog for this item. Authenticity & Reliability
is a 4K "three-in-one" main board commonly found in televisions from brands like RCA, Proscan, Onn, iLive, and Sceptre. Because this is a specific hardware component rather than a standalone product, a "service manual" typically refers to the board's PCB layout or the service manual of the TV model it powers. Service Manual & Documentation PCB Layout Diagrams: You can find technical layouts for the RCA TP.MS3458.PC757
on platforms like Elektrotanya and Scribd. These are essential for identifying component placement and trace paths.
Safety Warning: Most service manuals for these boards are intended for experienced technicians only. Attempting repairs without proper training can result in serious injury or death due to electrical shock. Common Troubleshooting Steps
If you are experiencing issues with a TV using this board, check these common fault areas:
Power Issues: If the TV won't turn on or shuts off quickly, the power supply section of this "three-in-one" board may be faulty.
Display Problems: Dim video or no video (while the TV has power) often indicates a failure in the backlight driver or the power supply portion. Available in print
Service Menu Access: For boards in this family, you can often enter the Factory OSD Menu by setting the volume/balance to "0" and inputting a specific sequence (like 1-9-6-9) on the remote. Replacement Parts & Compatibility
You will need to source a replacement FET, microcontroller, or voltage regulator. An average manual lists generic values; the best manual includes the exact manufacturer part numbers (e.g., “Texas Instruments TPS5430” instead of “5V regulator”).
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