About this task
Steps
1. [For models shipped with a fingerprint reader] : Disconnect the fingerprint reader to IO daughter board FFC and IO daughter
board to system board FFC from the IO daughter board.
2. [For models shipped without a fingerprint reader] : Disconnect the power button FFC, IO daughter board FFC, and display
cable from the system board.
3. Peel back the power button FFC and IO daughter board FFC from the palm rest.
4. Remove the four (M2x4) screws that secure the IO board to the palmrest, and remove the IO board from the system.
5. Disconnect and remove the power button FFC and IO daughter board FFC from the IO daughter board.
Installing the IO board
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
Disassembly and reassembly
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Summary of Contents for Vostro 3401
Page 5: ...WiFi power cycle 86 Chapter 6 Getting help 87 Contacting Dell 87 Contents 5 ...
Page 15: ...3 Exploded View 15 ...
Page 16: ...Exploded View 16 Exploded View ...
Page 21: ...About this task Disassembly and reassembly 21 ...
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Page 62: ...About this task 62 Disassembly and reassembly ...
Page 64: ...About this task 64 Disassembly and reassembly ...
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