iPhone 7 mất sóng mất áp 1v cấp cho baseband mượn áp 1v và trở 1k để cấp lại cho bb là hoạt động bình thường [caption id="attachment_3921" align="aligncenter" width="1536"]<a href="https://vocdienthoai.com/iphone-7-mat-song/341322650_1369899153743302_8517359053103411565_n/" rel="attachment wp-att-3921"><img class="wp-image-3921 size-full" src="https://vocdienthoai.com/wp-content/uploads/2023/04/341322650_1369899153743302_8517359053103411565_n.jpg" alt="iPhone 7 mất sóng" width="1536" height="2048" /></a> iPhone 7 mất sóng[/caption] [caption id="attachment_3922" align="aligncenter" width="1536"]<a href="https://vocdienthoai.com/iphone-7-mat-song/341584410_229936796376923_1392174152829090755_n-1/" rel="attachment wp-att-3922"><img class="wp-image-3922 size-full" src="https://vocdienthoai.com/wp-content/uploads/2023/04/341584410_229936796376923_1392174152829090755_n-1.jpg" alt="iPhone 7 mất sóng" width="1536" height="2048" /></a> iPhone 7 mất sóng[/caption]