4. Remove the power connecting board as shown.Figure11. Removing the power connecting board5. Record the cable routing and cable connections, and then disconnect all cables from the I/O board.6. Remove the I/O board as shown.Figure12. Removing the I/O board7. Install the new I/O board.8. Route all the cables that you disconnected from the failing I/O board, and then connect the cables tothe new I/O board. See “Parts on the main boards” on page 20.9. Reinstall the power connecting board.10. Reinstall the I/O board shield. See “Replacing the I/O board shield” on page 26.What to do next:• To work with another piece of hardware, go to the appropriate section.• To complete the installation or replacement, go to “Completing the parts replacement” on page 47.Replacing the discrete graphics cardAttention: Do not open your computer or attempt any repair before reading and understanding the Chapter1 “Read this first: Important safety information” on page 1 .To replace the discrete graphics card, do the following:28 ideacentre 610S Hardware Maintenance Manual