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Mobile Phone/Computer Maintenance Query System：
The information includes a point map, PDF schematic diagram, maintenance train of thought diagram, high definition motherboard diagram, maintenance cases, maintenance common failures, etc. The software has the function of online automatic upgrade, and more updated technical resources will be added continuously.

Explain：
1.After successful collection, please download the software and login directly with the user name. Click on the download address：Mobile Phone/Computer Maintenance Query System
2.Software Registration Number：2019SR0693310