Lenovo IdeaCentre A300 - Manual (Page 43)

Chapter 8. Replacing hardware
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14. Pull out then lift up the motherboard.
15. Place the new motherboard into the base bottom, aligning the screw
holes in the motherboard with the mounting holes in the base bottom.
16. Screw the 7 screws on the new motherboard back in.
17. Install all related components back to the new motherboard and base
bottom.
18. Screw back the motherboard cover and install the base top cover.
19. Screw the hinge back to the LED panel.
20. Slide the hinge cover in then push it back.
Removing the rear cover
Attention
Turn off the computer and wait 3 to 5 minutes to let the computer
cool before removing the computer cover.