Tuesday, March 15, 2016

HP G72 Notebook – Disassembling procedure – How to remove the case – How to remove the keyboard – How to remove the HDD – Laptop repair and service

Category: Laptop Repair and Service 

Contents of this article 

  • How to remove the top cover
  • How to remove HDD
  • How to remove Keyboard




HP G72 Notebook 

DISASSEMBLING PROCEDURE 
How to remove Battery
Before disassembling the computer:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn on the computer, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first disconnecting the power cord from the AC outlet and then disconnecting the AC adapter from the computer.
Remove the battery:
1. Turn the computer upside down on a flat surface.
2. Slide the battery release latch (1) to release the battery.
3. Pivot the battery (2) upward and lift it out of the computer (3).
How to remove Hard drive
Before removing the hard drive:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn on the computer, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first disconnecting the power cord from the AC outlet and then disconnecting the AC adapter from the computer.
4. Remove the battery
Remove the hard drive:
1. Position the computer with the front toward you.
2. Loosen the two Phillips PM2.5×6.0 captive screws (1) that secure the hard drive cover to the computer.
3. Lift the left side of the hard drive cover (2), swing it forward, and remove the cover (3). The hard drive cover is included in the plastics kit, spare part number 616497-001.
4. Remove the four Phillils PM2.5x5.0 screws (1) that secure the hard drive to the computer. Use the mylar tabs (2) to lift up the hard drive. Disconnect the hard drive cable from the system board (3) and lift the hard drive out (4) of the hard drive bay.
How to remove Optical drive
Before removing the optical drive:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn on the computer, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first disconnecting the power cord from the AC outlet and then disconnecting the AC adapter from the computer.
4. Remove the battery
5. Remove the wireless/memory module compartment cover
Remove the optical drive:
1. Position the computer upside down with the front toward you.
2. Remove the Phillips PM2.5x5.0 screw (1) that is identified by the optical disk icon.
3. Insert a thin tool, such as a screw driver (2), into the release access slot in the hard drive bay.
4. Grasp the bezel and slide the optical drive out of the computer (3).
How to remove WLAN module
Before removing the WLAN module:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn on the computer, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first disconnecting the power cord from the AC outlet and then disconnecting the AC adapter from the computer.
4. Remove the battery
Remove the WLAN module:
1. Turn the computer upside down with the front toward you.
2. Loosen the two Phillips PM2.5×6.0 captive screws (1) that secure the wireless/memory module compartment cover.
3. Lift the back side of the memory module cover (2)
4. Lift the cover off the computer (3). The wireless/memory module compartment cover is included in the plastics kit, spare part number 616497-001.
5. Disconnect the main antenna cable (1) and the auxiliary antenna cable (2) from the wireless
module.
6. Remove the Phillips PM2.0×3.0 screw (3) that secures the WLAN module to the computer. (The edge of the module opposite the slot rises away from the computer.)
7. Remove the WLAN module (4) by pulling it away from the slot at an angle.
How to remove RTC battery
Before removing the RTC battery:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn on the computer, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first disconnecting the power cord from the AC outlet and then disconnecting the AC adapter from the computer.
4. Remove the battery
Remove the RTC battery:
1. Turn the computer upside down with the front toward you.
2. Loosen the two Phillips PM2.5×6.0 captive screws (1) that secure the wireless/memory module compartment cover to the computer.
3. Lift the back side of the memory module cover (2)
4. Lift the cover off the computer (3). The wireless/memory module compartment cover is included
in the plastics kit, spare part number 616497-001.
5. Unplug the RTC battery from the system board (1).
6. Use a sharp, non-conductive, tool to release the RTC battery from the adhesive material that secures the RTC battery to the system board..
7. Lift the battery (2) out of the computer.
How to remove Keyboard
Before removing the keyboard:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn on the computer, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first disconnecting the power cord from the AC outlet and then disconnecting the AC adapter from the computer.
4. Remove the battery
5. Remove the hard drive
6. Remove the wireless/memory module compartment cover
Remove the keyboard:
1. Turn the computer upside down with the front toward you.
2. Remove the three Phillips PM2.5×5.0 screws that secure the keyboard to the computer.
3. Turn the computer display-side up with the front toward you.
4. Open the computer as far as possible.
5. Release the tabs along the left (1) and right (2) edges of the keyboard using a thin flat-bladed screwdriver.
6. Lift the rear edge of the keyboard (3), and set the keyboard back towards the display (4).
7. Release the zero insertion force (ZIF) connector (1) to which the keyboard cable is attached and disconnect the keyboard cable (2) from the system board.
8. Remove the keyboard.
How to remove Top cover
Before removing the switch cover:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn on the computer, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first disconnecting the power cord from the AC outlet and then disconnecting AC adapter from the computer.
4. Remove the following components:
a. Battery
b. Hard drive
c. Optical drive
d. WLAN module
e. Memory module
f. RTC battery
g. Keyboard
Remove the top cover:
1. Turn the computer upside down with the front toward you.
2. Remove four Phillips PM2.5x3 and three Phillips PM2.5x6.5 screws in the battery bay, and remove ten Phillips PM2.5x6.5 screws on the base enclosure. The top cover screws are identified by a triangle icon embossed on the base enclosure.
3. Turn the computer display-side up with the front toward you.
4. Open the computer as far as possible.
5. Remove the four Phillips PM2.5×6.0 screw that secures the top cover to the computer.
6. Release the power button ZIF connector (1), speaker cable (2), touchpad ZIF connector (3), and touchpad button ZIF connector (4).
7. Lift the rear edge of the top cover (1) until the top cover disengages from the base enclosure. Remove the top cover (2).