Samsung 530XBB Service Manual page 21

3. H/W & OS trouble shooting (1)
Problems related with LCD

#1. The screen is dark or the colors of the screen are distorted.
Check the connection status
- LCD Cable on Main board side connector
1
Make sure Cable is inserted correctly
Replace the LCD cable
2
Check if there is a part of the LCD that is bent or
broken due to impact
3
 Replace the LCD Ass'y
For TSP LCD, Check TSP fail by diagnostic program
 Replace the TSP LCD
4
Mobile communications Division
Defectiveness confirmation
- 4 -
Confidential
LCD Surface
Check