PC ASSEMBLY AND DISASSEMBLY
Steps/Procedure
Confirm that the hardware works.
Does your video monitor work?
Does your PC boot?
Do your Floppy drive and CD/DVD drive work?
Does the hard drive work?
Do the keyboard and mouse functioning?
Turn OFF the system.info
Disassemble the Unit
Remove the External I/O Systems:
Unplug all power cords, from the commercial outlet.
Remove all peripherals from the system unit.
Disconnect the keyboard from the rear of the unit.
Disconnect the monitor power cable.
Disconnect the monitor signal cable (video cable) from the video adapter card.
Safety Reminder
[DO THE FOLLOWING FOR EACH CARD DRIVE REMOVE [1]Before removing a card, document any cables that are attached to the card, nothing where they go and their orientation.[2]Store screws properly.[3]Note the position of the colour strip (pin no.1) on the cables and make a mark for the pin no.1 if needed on the I/O card or Motherboard and on the Floppy and the hard drive.]
Remove the floppy drive.
Remove the hard drive.
Remove the Interface Cards (Adapter Cards):
Remove the video card from the expansion slot.
Remove the other interface cards if exists.
Assemble the PC
To assemble the PC, reverse the procedure above or follow the procedures in the Assembling Computer System.
Install the Power Supply
Power supply installation steps include the following:
Insert the power supply into the case
Align the holes in the power supply with the holes in the case
Secure the power supply to the case using proper screws
Attach Components to the Motherboard
As part of an upgrade or repair, a technician may need to attach components to the motherboard, and then install the motherboard.
CPU on Motherboard
The CPU and motherboard are sensitive to electrostatic discharge so use a grounded antistatic mat and wear an antistatic wrist strap. CAUTION: When handling a CPU, do not touch the CPU contacts.
The CPU secured to the socket on the motherboard with locking assembly.
Thermal Compound
Thermal compound helps to keep the CPU cool.
To install a used CPU, clean it and the base of the heat sink with isopropyl alcohol to remove the old thermal compound.
Follow manufacturers recommendations about applying the thermal compound.
Heat Sink/Fan Assembly
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