Service manual

Dell
™
Latitude™ E6420 XFR Service Manual
Page 30
NOTICE: The key caps on the keyboard are fragile, easily dislodged, and time-consuming to
replace. Exercise care when removing and handling the keyboard.
13.2 Replacing the Keyboard
CAUTION: Before you begin any of the procedures in this section, follow the safety
instructions that shipped with your computer.
NOTICE: The key caps on the keyboard are fragile, easily dislodged, and time-consuming to
replace. Exercise care when removing and handling the keyboard.
1. Connect the keyboard flex cable to the motherboard connector as shown above.
2. Install access door.
3. Replace and tighten the seven M2.5x5 mm screws securing the access door to the base assembly.
4. Insert keyboard starting with the top edge. Snap keyboard into palmrest working down each side of the
keyboard.
5. Install and tighten the four M2x3mm screws along the bottom edge of the keyboard.
6. Replace the keyboard cover (see
Replacing the Keyboard Cover).
7. Turn system upside down and install the two M2x15 mm screws located inside the docking door
8. Follow the procedures in
After Working on Your Computer.
14 GPS Module (Optional)
14.1 Removing the GPS Module
CAUTION: Before you begin any of the procedures in this section, follow the safety
instructions that shipped with your computer.
1. Follow the procedures in
Before Working on Your Computer.
2. Remove the bottom acess panel (see
Removing the Bottom Access Panel).
3. Disconnect the green antenna cable from the GPS module.