Lenovo B4400 Notebook - Manual (Page 51)

Lenovo B4400
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Figure 9. Removal steps of keyboard bezel (continued)
Detach LED board connector in the direction shown by arrow ,fingerprint
reader connector in the direction shown by arrow , touch pad connector in
the direction shown by arrow , power board connector in the direction shown
by arrow .
When installing: Make sure that all the FPC connectors are attached firmly.
Remove the keyboard bezel in the direction shown by arrow .
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