UE22 Error Master Thread-Pioneer, are you listening? | Page 84 | AVS Forum
How to reset the Pioneer VSX-921-K AV Receiver - YouTube
UE22 Error Master Thread-Pioneer, are you listening? | Page 117 | AVS Forum
Pioneer SC-61 with dreaded UE22 error. Pioneer/Onkyo used to offer free repair but no longer. What can I do with a dead receiver that only needs a microchip? Apparently they've “run out