Nokia 6210 Nav new screen just flashing white
These models 5110,6110,6150,6210
Are very sensitive in display contact.
Sometimes if u just dropp the phone The screen can start to fade.
take the phone apart again and dlean all the gold-plated connectors on the screen and contact areas on the mainboard with a cotton stick soaked in
isoprophanol. Let it dry avoid fingering on the cleaned surfaces.
mount the screen carefully to the mainboard tighten the skrews from left to right to finally tighten the skrews carefully.
This should do it! Please vote!