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How to Fix Black Screen — Celkon Q405
How to Fix Black Screen — Celkon Q405
The Celkon Q405 is a 2015 Android 4.4 smartphone powered by the Spreadtrum 7731 with 512MB and 4GB internal storage. It features a 4.0", TFT, 256K colors, 480.0x800.0 display and is available in Black, White, Gold, Blue.
The Q405 is equipped with a Li-Ion 1500 mAh battery, a 15 MP, Yes main camera, a 3 MP front camera. The device uses a Dual SIM configuration. It weighs 137 g.
A black screen on the Celkon Q405 can occur due to a drained battery, a software crash, or the screen becoming unresponsive. In most cases this can be resolved with a force restart or a short charging period without any data loss. Follow the steps below in order before considering a factory reset.
On your Celkon Q405: charge for 30+ minutes with a different cable and charger
Hold Power for 15–20 seconds
If still black: hold Power + Volume Down for 10 seconds
Try holding Power + Volume Up to enter Recovery Mode
In Recovery: select 'Reboot system now'
If Recovery loads: wipe cache partition then reboot
Last resort: factory reset from Recovery — erases all data
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