Lenovo a7600 Hardware Maintenance Manual page 54

Lenovo A7600 Hardware Maintenance Manual
3. Peel off the mylar on the SIM board FPC connector on the main board.
4. Unlock the SIM board FPC connector on the main board using a guitar pick
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Figure 7-3. Peeling off the mylar at the main board end
or a thin flat blade.
Figure 7-4. Unlocking the SIM board FPC connector (main board end)