Dell 1720 Laptop User Manual


 
8. Remove the palm rest (see Removing the Palm Rest).
9. Remove the M2.5 x 5-mm screw that secures the CIR board to the base of the computer.
10. Lift the CIR board out of the computer.
11. Disconnect the CIR cable from the CIR board.
Replacing the CIR Board
1. Connect the CIR cable to the CIR board.
2. Align the screw hole in the CIR board with the screw hole in the base of the computer, and then lower the board into place.
3. Replace the M2.5 x 5-mm screw and secure the CIR board to the base of the computer.
4. Replace the palm rest (see Replacing the Palm Rest).
5. Replace the internal card with Bluetooth wireless technology, if installed (see Replacing the Bluetooth Card).
6. Replace the display assembly (see Replacing the Display Assembly).
7. Replace the keyboard (see Replacing the Keyboard).
8. Replace the hinge cover (see Replacing the Hinge Cover).
9. Replace the hard drive (see Replacing a Hard Drive).
10. Replace the optical drive (see Replacing the Optical Drive).
USB Connector Board
Removing the USB Connector Board
1. Follow the instructions in Before You Begin.
2. Remove the optical drive (see Removing the Optical Drive).
NOTICE: Do not disconnect the CIR cable from the system board.
CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.
CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.