Tp.ms3458.pc757 Service Manual File

The TP.MS3458.PC757 is a high-integration "combo" board for 4K UHD TVs, combining the PSU, LED driver, and mainboard into a single unit powered by the MStar MSD3458 chipset. Service procedures often involve addressing backlight failures, replacing failed capacitors, and reloading panel-specific firmware to fix power or boot issues. For detailed PCB layouts and schematics, refer to Elektrotanya or similar technical repositories. TV Parts Today

• U4 (RT8059) → 1.2V_DDR → Present on pin 2 of adjacent capacitor.
• U5 (SY8113) → 1.2V_CORE → Measure across C240.

Content: A service manual like this typically includes detailed information such as: tp.ms3458.pc757 service manual

Chassis Equivalent: This board is often paired with the MSD3458 chassis. Searching for the Haier 75UF5550 Service Manual can provide broader context on typical circuit behavior for this chipset. Service Menu Codes The TP

Service Manual Overview

Backlight Voltage: Varies by panel; examples include 60V–110V (49") or 111V–220V (55"). 2. Common Troubleshooting & Repair U4 (RT8059) → 1