Sony Ericsson Spiro W100i LCD Screen Display Problem Repair Solution

Repair hints on Sony Ericsson Spiro LCD Screen Display Problems.
1. Check the LCD Screen Module, have a new LCD screen replacement if damaged.
2. Check the LCD flex ribbon cable wire, replace if damaged.
3. Check the Flex Pin Connectors, clean if oxidized, resolder and replace if necessary.
4. Check the upper keypad PCB board. Replaced if damaged.
5. If the above procedures won't fix the problem, re-hot or rework the CPU IC.