Video System Failure: #S1-4311. Turn Off Then; Fdi Device Is Not Installed. Install The Device - Samsung SL-X7600GX Service Manual

► Error Code
S1–4311
► Error message
Video System Failure #S1-4311: Turn off then on.
► Symptom
The USB device chip is defective.
► Troubleshooting method
1) Turn the machine off then on.
2) If the problem persists, turn the machine off again.
3) Replace the OPE hub board.
4) Turn the machine on.
► Error Code
S1–5521
► Error message

FDI device is not installed. Install the device

► Symptom
FDI device was removed.
► Troubleshooting method
1) Check if the FDI is installed correctly. If necessary, re-install or replace it with new one.
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4. Troubleshooting
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