Repair guide Galaxy S21 (SM-G991B) - English - Rev.1.0

Disassembly and Assembly

Wireless Charging Module and Bottom Speaker Assembly Leaving screws inside the device may damage internal components, such as the battery. When assembling, be extra careful not to leave any unassembled screws inside the device. 1 Connect the battery’s connector to the main board. Be careful not to damage the battery. Be careful not to damage the battery connector and near components.

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