I send my amp to official repairer again....
I was not able to speak with the official repairer because he does not speak to customer.
So i m waiting... Perhaps for Christmas !!!!

I' m agrée with you i love this amp!! I used the same cable (planetwaves) and i ve no problem with my other amp. But to be shure i tried with another cable and guitars and it´s the same ... I think That i must have to send it back again to the official repair... Tomorrow, i ll spoken with the repara...

I ever tryed with other preamp tubes and nothing change...:(

I Tryed both (with and without foot switch) and it´s always the same... Every leds on foot switch are ok... New things : when i plug guitar directly in entry the sound is not very punchy but if i plug by my pedalboard without using it, the sound is ok like at the beginning... Of course the boost doe...

Hi, My amplifier came back from the repairer He are changed a tube and an IC5 and the result is: no change!!! I always have the same problem!!! I am disappointed... I made an autobias, put my guitar in the entry 1, test with several cabs and nothing... The boost works not at all and noisegate too......

Ok thanks for your answer
So I could use my pedal Board on high entry:)

I read it on this website : http://www.alain-lafon.fr/pages/amplis_infos.html
It´s written in french ;) but it´s explicited and he look like knew tube amp...

I Read on the Internet that if you use pedals or active micro, it is necessary to use the (entry of the low because it has no same impedance... Maybe that s why pedals damage the ampli?

How your pedalboard cause the problem?
Mine arrived after using a new pedal board too... Just a coïncidence ? Or Marshall pb?

Not yet...I m always waiting for... Perhaps in two week...:(

Rev, could you told me the évolution for your amp after Marshall UK repair ?
Thanks Man

And i wish that´s the last Time !!

The amp is going to be repair by Marshall ... I'm waiting for...:(
I ´ll told you what´s exactly the problem...
Thanks for all

I wish it´s a very good amp for me

Is it a recurring problem on this amp???? Because it's not two years old... I can have it repaired because I discovered that it was still under manufacturer guarantee (in a week near!!) !! but the reliability in time???? Am I going to have to change noise gate every two years? This amp stay in my b...