Questions & Answers for: JBL mosfet

Question about Venue SUB12 Subwoofer

JBL Sub 12 continues to make clicking noise

...It is not the simplest amplifier to fix as it uses rather cleverly MOSFET half bridge switch driver in pulsed 100 kHz regime to make low frequency sound, but on the ...

Question about BP600.1 Car Audio Amplifier

1 Answer

WANT A CIRCUIT DIAGRAM BP600.1 OR THE NAMES OF

WANT A CIRCUIT DIAGRAM BP600.1 OR THE NAMES OF MOSFET TRANSISTORS AND THAT IS I would greatly appreciate QE SI ME NOT HELP ME IN ANY SIDE A THE NEED GRASI if i can get a diagram for jbl bp600.1amp pls

Question about PRX635 Speaker PA Active

1 Answer

I'm looking for wiring diagram

I'm looking for wiring diagram and service manual for PRX-635. Mosfets are out of order, I want to fix and understand it kk happened. I have the necessary education and experience. Thank you. Zeev

Question about PB12 Subwoofer

1 Answer

There is 80 volts DC in output i cannot find the problem.... i already replace the mospet ic.

...volts DC in output i cannot find the problem.... i already replace the mospet ic. Take the pair of MOSFET out, and try again.If output have gone down, then check the other componentsthat are ...

Question about Bags PRX615M-CVR Cover Speaker

1 Answer

Prx615m not turn on

prx615m not turn on Mosfet, FQP27P06/FQP30N60 got fried in the power output stage, this is a common issue with JBL powered by Crown speakers, let me know more to help a bit more also.

Question about Bags PRX615M-CVR Cover Speaker

1 Answer

I have a JBL S120PII sub that stopped working. All I get is the red and green light flashing on top. Is this indicative of a specific issue?

...light flashing on top. Is this indicative of a specific issue? Check and replace the power output MOSFETs [at the power amplifier circuit]. A damaged MOSFET can cause this continuous LED blinks. It ...