Lenovo A7-50 (English) Hardware Maintenance Manual - Lenovo A7-40/A7-50 Tablet - Page 49

Remove the volume key FPC from the PCBA.

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Lenovo A3500 17. Desolder the volume key FPC from the PCBA using a soldering iron and a solder sucker. Figure 4-17. Position of desoldering the volume key FPC 18. Remove the volume key FPC from the PCBA. Figure 4-18. The removed volume key FPC 19. Peel off the mylar on the soldering pad of the reset key FPC. Figure 4-19. Position of the mylar on the reset key FPC 45

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Lenovo A3500
45
17.
Desolder the volume key FPC from the PCBA using a soldering iron and a
solder sucker.
Figure 4-17. Position of desoldering the volume key FPC
18.
Remove the volume key FPC from the PCBA.
Figure 4-18. The removed volume key FPC
19.
Peel off the mylar on the soldering pad of the reset key FPC.
Figure 4-19. Position of the mylar on the reset key FPC