Replacing The Rear I/O Module - Lenovo IdeaCentre B5 Hardware Maintenance Manual

Hardware Maintenance Manual

Replacing the rear I/O module

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13. To secure the microprocessor in the socket, close the microprocessor
retainer and lock it into position with the small handle.
14. Use a thermal grease syringe to place 5 drops of grease on the top of
the microprocessor. Each drop of grease should be 0.03ml (3 tick marks
on the grease syringe).
15. Install the system fan and heatsink back.
16. Install the EMI cover, back deco, the computer cover and the computer
stand back.
To replace the rear I/O module:
1. Remove the computer cover. Refer to "Removing the computer cover".
2. Remove the back deco. Refer to "Removing the back deco".
3. Remove the computer stand. Refer to "Removing the computer stand".
4. Remove the EMI cover. Refer to "Removing the EMI cover".
5. Remove the 4 screws that secure the rear I/O module and metal
bracket to the chassis.
6. Disconnect the TV antenna cable from the TV tuner card.
7. Lift up the rear I/O module.