Dell Latitude E4300 (Late 2008) - Manual (Page 45)

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Radio Switch Board
Dell™ Latitude™ E4300 Service Manual
Removing the Radio Switch Board
Replacing the Radio Switch Board
Removing the Radio Switch Board
1. Follow the instructions in What You Need to Know For Your Safety .
2. Remove the LED dashboard cover (see Removing the LED Dashboard Cover ).
3. Remove the keyboard (see Removing the Keyboard ).
4. Remove the display assembly (see Removing the Display Assembly ).
5. Remove the palm rest (see Removing the Palm Rest ).
6. Disconnect cables to WLAN, WWAN, and/or Latitude On™cards (as installed on your computer) from the radio switch board.
7. Disconnect the radio switch board cable.
8. Remove the M2 x 3-mm screw securing the radio switch board to the plastic cage on the system board.
9. Lift the radio switch board away from the computer.
Replacing the Radio Switch Board
CAUTION: Before working inside the computer, read the safety information that shipped with the computer. For additional safety best practices
information, see the Regulatory Compliance Homepage on www.dell.com at: www.dell.com/regulatory_compliance.
NOTE: The system with Blacktop configuration does not contain a radio switch board or support Latitude ON. In this configuration, the system antenna
cables coming from the LCD assembly are longer, and route directly through the
system board and to the WLAN card.
1 radio switch board cable 2 M2 x 3-mm screw
3 radio switch board
NOTE: This procedure assumes that you have completed the removal procedure first.