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Forum Discussion

Amanda19's avatar
Amanda19
Aspirant
May 21, 2019

CM 500 sync timing failure

My modem keeps giving me the same error of: SYNC Timing Synchronization failure - Failed to acquire QAM/QPSK symbol timing. My cable provider says that its an issue with the modem itself but this t...
Amanda19's avatar
Amanda19
Aspirant
May 21, 2019
There's splitters out there and I made sure they were tight at least. There's no box outside. It's a cable straight from the main line to my house.
FURRYe38's avatar
FURRYe38
Guru - Experienced User
May 21, 2019

Remove all splitters temporarily and try again. Possible these splitters are causing problems.