Lenovo A7-50 Tablet - Manual (Page 50)

Lenovo A3500 Hardware Maintenance Manual
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20. Desolder the reset key FPC from the PCBA using a soldering iron and a
solder sucker.
Figure 4-20. Position of desoldering the reset key FPC
21. Remove the reset key FPC from the PCBA.
Figure 4-21. The removed reset key FPC
22. Peel off the mylar on the soldering pad of the front camera.
Figure 4-22. Position of the mylar on the front camera FPC