Samsung LN40R71BAX - No Picture (Component1,2) Troubleshooting

4 Troubleshooting
4-14
4-2-8 No Picture (Component1,2)
Does the digital data appear
at COM1:C219,C213,C207/
COM2: C214,C208,C220?
Check JA206_NT/JA203.
Change the main PCB Ass'y.
Yes
Yes
Check the component source and
check the connection of
component cable?
No
Input a component signal.
check the connected cable.
No
Does the digital data appear
at output of R916_FBE ~
R921FBE?
Check IC602.
Change the main PCB Ass'y.
No
Yes
Does the digital data appear
at output of R1001_FBE ~
R1017_FBE?
Check IC 901_FBE
Change the main PCB Ass'y.
No
10
2
3
Yes
Check the LVDS cable?
Replace the LCD panel?
Please, call to Samsung Co. LTD
No