Gently insert your toothpick into the AV port until you feel that internal button click down. and do not let go.
Often, these boxes hang due to memory leaks in the provider's custom UI. zte zxv10 b820ca15 fix
The most common failure for the B820CA15 is the , not the unit itself. Gently insert your toothpick into the AV port
Android TV set-top box experiencing boot loops, frozen screens, or system lags by performing a hardware power cycle or a factory data reset. The ZTE ZXV10 B820CA15 Go to product viewer dialog for this item. often used in GPON/XGS-PON networks).
A simple restart often fails to clear system cache errors.
It looks like you want a related to the ZTE ZXV10 B820CA15 (a common PON terminal / ONU, often used in GPON/XGS-PON networks).