UAT Realme c2 RMX 1941EX display graphic problem after unlock UAT

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Realme c2 display graphic problem after unlock UAT

First Time Display Light Come But After 2 Minutes Display Light Has Been Gone
When I on my phone then phone is doing vibrate and start with blank display.
When phone is completely on then display being black and white.

Please give me any solution.
How can I recover my phone in good condition ?
Is it software problem or hardware problem ?
customer demanding his phone in good condition.

i do also try some hardware Solution But Still Display Light Not Come Solved - Oppo A1K And Realme C2 Display Light Ways

so please give me Tested Display Solution ,Display Light Ways,Schematics Diagram etc

Thanks & Regards By:All TECH 4 You