Samsung UN32B6000VFXZA Service Manual page 63

4-1-5. No Video (Tuner DTV)
Symptom Audio is normal but no picture is displayed on the screen.
-
Check the DTV source
-
Major
Check the Chelsea
-
checkpoints
This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected.
-
Caution Make sure to disconnect the power before working on the PD board.
Diagnostics
7
5
TU501
No video
Yes
Check the RF source and
check the connection of RF cable?
Yes
Does the digital data appear
at pin15, 16 of TU501?
Yes
Does the digital data appear at
pin14~42 of CN1002?
Yes
Check the LVDS cable?
Replace the LCD panel?
IC501
CN1002
No
No
No
No
4. Troubleshooting
IC601
Input the RF signal.
Check the connected cable.
Change the TU501 or the main PCB
assembly
Change the IC601 or the main PCB
assembly
Please, contact Tech support
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