K750 LCD Display Weak
 

K750 when keep long time off and charge than display ok but after few minutes display go dim and can be see clear by keep set as

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Check LCD on other working phone is still same and new LCD work fine so that mean LCD Problem but it is very expensive 21$ and I think that capacitors and resistance on flex of LCD may cause problem so which one show I change and what is values? I don't have another damage LCD for get parts so please give values of capacitor and which one first change? Waiting for your kind response.

Kind regards,

Vicky

dear select calender on joystick shartcut to the right sode,after that press star on that date then press two times joystick to the left side pres * on that date and then move joystick 1 time to the left and press * after that settings appear from there u can change ure lcd contarst,
and post result.