Crown xls 606

[ademsenny]

Hello,
i'am using crown xls 602, recently it has starded giving proplem. it goes off the power in few seconds after i switch on the power. even the both the fan has stop working. is it a relay proplem? adems

 

[soundguruman]

Many amps have a protection circuit that shuts off the power when the load is incorrect or shorted.
The speakers may be bad. What happens when the speakers are disconnected?
Will it power up when the speakers are un hooked?