Lenovo 0126/90A5 Maintenance Manual

Step 10. Remove the heat-sink. Refer to “Replacing the heat-sink”.Step 11. Remove the graphic card. Refer to “Replacing the graphic card”.Step 12. Remove the TV-Tuner card. Refer to “Replacing the TV-Tuner card”.Step 13. Remove the Wi-Fi card. Refer to “Replacing the Wi-Fi card”.Step 14. Disconnect the all cables from the connectors on motherboard.Step 15. Remove the 6 screws that secure the motherboard to the chassis.Step 16. Lift up the motherboard to remove it.Step 17. Install the new motherboard:a. Line up the holes on the new motherboard with mounting holes on the chassis and secureit with screws.b. Reattach the memory module, Wi-Fi card, heat-sink and microprocessor fan to the newmotherboard.c. Connect the all cables to the new motherboard.d. Reattach the hard disk drive, optical drive, graphic card and the TV-Tuner card.Step 18. Reattach the front bezel, computer cover.Chapter 8. Replacing hardware 41