7. Install the new speaker assembly in place and route the speaker cables.
8. Attach the connector of the speaker assembly.
9. Reinstall the base cover assembly.
10. Turn the computer over. Connect the ac power adapter and all disconnected cables to the computer.
Speaker assembly (for E490/R490)
Prerequisite
Before you start, read Appendix A “Important safety information” on page 73 and print the following
instructions.
Replacement procedure
1. Disable the built-in battery. See “Disable Fast Startup and the built-in battery” on page 40.
2. Turn off the computer and disconnect the computer from ac power and all connected cables.
3. Close the computer display and turn the computer over.
4. Remove the base cover assembly. See “Base cover assembly (for E490/R490)” on page 42.
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E490/E490s/R490 User Guide
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