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Read all CAUTION and DANGER sections before following instructions.
Follow rules for general safety, including keeping areas clean and safe practices.
Details on electrical hazards and precautions when working with electrical equipment.
Steps to access and launch the BIOS Setup Utility program.
Information on setting Administrator and Power-On passwords for security.
Troubleshooting steps and FRU actions for hard disk drive boot issues.
Procedures to check and verify power supply issues and related FRUs.
Explanation of Power-On Self-Test (POST) error messages and their descriptions/actions.
Detailed steps for removing and installing the heat-sink assembly.
Instructions for safely removing and installing the Central Processing Unit (CPU).
Steps for replacing the computer's hard disk drive.
Procedure for replacing the internal system cooling fan.
Instructions for replacing the system's RAM modules.
Procedure for replacing the solid state drive (SSD).
Detailed steps for removing and installing the main system motherboard.
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General