Lenovo ideacentre 300 Series, Hardware Maintenance Manual, Page: 49 / 61

Step 4. Remove the computer cover. Refer to “Removing the computer cover”.
Step 5. Remove the front bezel. Refer to “Removing the front bezel”.
Step 6. Remove the memory module. Refer to “Replacing a memory module”.
Step 7. Remove the heat-sink assembly. Refer to “Replacing the heat-sink assembly”.
Step 8. Remove the CPU. Refer to “Replacing the CPU”.
Step 9. Remove the graphic card. Refer to “Replacing the graphic card”.
Step 10. Remove the Wi-Fi card. Refer to “Replacing the Wi-Fi card”.
Step 11. Remove the system fan. Refer to “Replacing the system fan”.
Step 12. Disconnect the all cables from the connectors on motherboard.
Step 13. Remove the 6 screws that secure the motherboard to the chassis.
Step 14. Lift up the motherboard to remove it.
Step 15. Install the new motherboard:
a. Line up the holes on the new motherboard with mounting holes on the chassis and secure
it with screws.
Chapter 8
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Replacing hardware
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