Yes it's entirely possible. USUALLY, the circuit running the PV's will burn out and lunch the whole thing, but a 'gentle' failure, may simply toast the transistors involved and not damage the rest of the board. _________________ MC21SP Plaything
BMW F800GS Bumblebee
Triumph 9551 Daytona Big boys toy
FJ1100 Sporting relic
GTS1000 oddball