How to replace the base plate frame
Caution: Observe all precautions when removing and replacing components.
Before you begin, remove the base enclosure, battery, wireless LAN module, and hard disk drive.
Removal:
Carefully disconnect the wireless antenna cables from the wireless WAN module.
Caution: Use care when disconnecting the wireless antenna cables from the wireless WAN module.
A damaged cable or connector can degrade notebook performance.
Remove any tape covering the wireless WAN and LAN antenna cables and base plate frame,
noting their location for later replacement.
Lift the wireless antenna cables out from any guide tabs and off of the base plate frame,
noting their location for later replacement.
Remove the six 2.5 millimeter P1 Phillips broad head screws from the battery bay.
Remove the two 5 millimeter P1 Phillips head screws next to the keyboard icons that secure
the keyboard to the base plate frame.
Remove the seven 5 millimeter P1 Phillips head screws from the base plate frame.
Note: Their locations are marked in the frame as M2.5 by 5.
Remove the four thin 7 millimeter P1 Phillips head screws from the base plate frame.
Note: Their locations are marked in the frame as M2.0 by 7.
Carefully lift up and remove the base plate frame.
Replacement:
While using care not to pinch and damage the wireless antenna cables,
position the base plate frame over the bottom of the notebook, aligned with all of the screw holes.
Replace the four thin 7 millimeter P1 Phillips head screws in the base plate frame.
Note: Their locations are marked in the frame as M2.0 by 7.
Replace the seven 5 millimeter P1 Phillips head screws in the base plate frame.
Note: Their locations are marked in the frame as M2.5 by 5.
Replace the two 5 millimeter P1 Phillips head screws next to the keyboard icons to secure
the keyboard to the base plate frame.
Replace the six 2.5 millimeter P1 Phillips broadhead screws in the battery bay.
Tuck the wireless WAN and LAN antenna cables under the guide tab in the base plate frame.
Reconnect the wireless antenna cables to the wireless WAN module.
Important: Match the labeling on the antenna cables with the labeling on the wireless WAN
module five to five and six to six.
Caution: Use care when connecting the wireless antenna cables to the wireless WAN module.
A damaged cable or connector can degrade notebook performance.
Replace any tape removed earlier holding the wireless antenna cables in place over the
base plate frame and system board.
Note: The wireless WAN antenna cables are routed underneath where the wireless LAN module is installed.
Continue the reassembly.
Replace the hard disk drive, wireless LAN module, battery, and base enclosure.