Sony service schematic in PDF form covering two car audio head units, the MEX-M71BT and the MEX-N5200BT, about 6.81 MB in size. Combined manuals like this usually share one main board design with model-specific differences noted on the sheets. Technicians use it to trace the power supply from the vehicle battery line, the amplifier section, Bluetooth module connections and front panel signals, and to locate parts for replacement. Check which model variant your unit is and compare the PCB markings with the drawings before replacing components.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @datasheets1. Enginerys does not host this file.
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The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @datasheets1 | 17 Aug 2022 | Open file on RM Schematics |
| @datasheets1 | 17 Jun 2023 | Open file on RM Schematics |
How to open a .pdf file
The standard format for schematics, block diagrams, power-sequence charts and service manuals.