hifi engine

Service Manual/ Schematic for Sansui AU-4900

Any help would be greatly appreciated!

Resistor value of R56 and R58 of Sansui AU4900


The value of resistor in the tone control section of sansui au4900 designated as R56 and R58 are same value of R55 and R57 which is 27 kilo ohms, or 27000 ohms. since it is just a duplicate from the other channel that have a component value. Hope it clarify everything.