Friday, March 11, 2016

LENOVO Flex 20 – Disassembling procedure – How to remove the rear cover – How to remove the battery - Laptop repair and service

Category: Laptop Repair and Service 

Contents of this article 

  • How to remove the rear cover 
  • How to remove and replace battery 




LENOVO Flex 20

DISASSEMBLING PROCEDURE 
Removing the rear cover
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the rear cover.
Note: It may be helpful to place the computer face-down on a soft flat surface for this procedure. Its recommends that you use a blanket, towel, or other soft cloth to protect the touch screen from scratches or other damage.
To remove the rear cover:
Step1. Remove any media(disks,CDs,DVDs,or memory cards)from the drives, shutdown the operating system, and turn off the computer and all attached devices.
Step2. Unplug all power cords from electrical outlets.
Step3. Disconnect all cables attached to the computer. This includes power cords, input /output (I/O) cables, and any other cables that are connected to the computer. Refer to “Left and right view” 
and “Rear view” for help with locating the various connectors
Step4. Remove the two rubber caps that protect the screws1.
Step5. Loose the two screws that secure the rear cover to the front bezel. 2
Step6. Use a flat head screw driver ,put the head of screwdriver into the slot in between the panel and the rear cover as shown. Then prise the rear cover away from the panel. 3
Step7. Disconnect the transform cable from the connector, and separate the rear cover and the panel. 4
Step8. To reattach the rear cover:
a. Line up the rear cover with the front bezel and reconnect the trans form cable.
b. Line up the holes on the rear cover with mounting holes on the front bezel, and place the rear cover into position.
c. Secure the rear cover to the front bezel with the two screws.
d. Reattach the two rubber caps.
Replacing the battery
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the base cover.
To replace the battery:
Step1. Remove any media (disks,CDs,DVDs,ormemorycards) from the drives, shut down the operating system, and turn off the computer and all attached devices.
Step2. Unplug all power cords  fro electrical outlets.
Step3. Disconnect all cables attached to the computer. This includes power cords, input/output(I/O) cables, and any other cables that are connected to the computer.
Step4. Remove the rear cover.
Step5. Disconnect the power cable from the connector on the motherboard.
Step6. Remove the five screws that secure the battery to the rear cover, then lift up the battery pack as shown.
Step7. To install a new battery:
a. Line up the holes with mounting holes on the rear cover, then place it in to position.
b. Secure the new battery to the chassis with the five screws.
c. Connect the power cable to the connector on the mother board.
Step8. Reattach the rear cover.