Lenovo A7-50 Tablet - Manual (Page 45)

Lenovo A3500
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9. Detach the power key FPC from the front module of the tablet using a guitar
pick or a thin flat blade.
Figure 4-9. Detaching the power key FPC
10. Detach the volume key FPC from the front module of the tablet using a guitar
pick or a thin flat blade.
Figure 4-10. Detaching the volume key FPC