•Preventing static electricity discharge
•Opening the case
•Closing the case
•Adding or replacing memory
•Adding or replacing an optical disc drive
•Replacing the memory card reader
•Adding or replacing a hard drive
•Replacing the front fan
•Replacing the rear fan
•Replacing the power supply
•Replacing the heat sink and processor
•Replacing the I/O board
•Adding or replacing an expansion card
•Replacing the system battery
•Replacing the system board
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