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Repair guides and disassembly information for Huawei's Android-based smartphones.

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Why doesn't it turn on without a battery?

My phone won't start. If the battery is set, the LED is flashing when the cable is connected, but if there is no battery, the LED doesn't light up. What do you think is faulty?

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firmware or motherboard

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If there is a problem with the firmware, how can I fix it even though it won't turn on?

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