j. cover
7. Follow the procedure in After working inside your computer.
System board layout
1. PCI-e x16 connector (slot 2) 2. PCI-e x4 connector (slot 1)
3. Processor connector (CPU) 4. CPU power connector
5. Intrusion switch connector 6. CPU fan connector
7. Memory module connectors 8. M.2 Slot 3 Connector
9. Power switch connector 10. Media card reader connector
11. VGA daughter board connector 12. SATA 2 connector
13. SATA 0 connector 14. ATX power connector
15. HDD and ODD power cable connector 16. Service mode jumper
17. Speaker connector 18. SATA 1 connector
19. Coin cell battery
System board jumper
The service system board jumper must be set to Password to function normally. As long as the jumper stays at Service Mode,
all values set in the BIOS will not be saved and the system will not exit the manufacturing mode with an error prompt indicating
that jumpers are incorrect.
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Disassembly and reassembly
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