Problem with Sansui AU-4900

[latoresp]

double post.

 

[latoresp]

Problem with Sansui AU-4900

Hi, i'v got the problem below.

There are also hiss all the time not aprecible in the video.

Does anyone know what it can be and how could it be fixed?



WARING, TURN DOWN THE VOLUME TO THE MINIMUN BEFORE 01:21
HUGE PUMP NOISE, after that you can turn it up again.



YouTube

 

[Mooly]

Threads merged. Please do not start multiple threads for the same topic.

 

[latoresp]

Threads merged. Please do not start multiple threads for the same topic.

sorry, i forgot to put the warning.