4-13
4. Troubleshooting
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R530/R730
4-5. H/W Troubleshooting
Please refer to the chapter 4 to assemble and disassemble.
LCD Related Troubles
1. The screen is dark or the colors of the screen are distorted.
1. Check the connection status
- LCD Module LCD Cable
- LCD Cable and Main board LCD Connector
- LCD Cable
Re-fixation Cable and Connector
2. Replace the LCD cable
Defectiveness confirmation
3. Check if there is a part of the LCD that is bent or broken due to
impact
Replace the LCD
LCD Check
2. No picture appears on the screen.
1. Check the connection status.
- Check the connection of LCD cable of the LCD Module, the Main
board and the LCD connector.
- Checking the LCD cable connection
Re-fixation Cable and Connector
2. Check if the System LED of the main board is blinking.
Check if it is
operating or not
3. Check if the memory module is out of order.
4. Check if the Power button can be normally pressed.
Check operating or not
3. The LCD blinks while the system is in operation.
1. Check if there is a magnetic body near the touch pad button or the
system or check if there is an exterior defect to the LCD.
