sony_str-6050_service_s维修电器原理图

SONYSTR-6050SERVICE MANUAL SUPPLEMENTNO.10CT.70Subject:Minor change of Model STR-60501.INTRODUCTIONSONY made a change on Model STR-6050 to improve its electrical performance.2.DESCRIPTION OF THE MODIFICATION(a)SCA Trap AddedSCA trap has employed to remove the unwanted SCA interference on the MPX decorder board,and someparts has also changed at the same time.New Parts AddedReferenceValuePart NumberL402 (trap coil)22 mH1-409-181,micro inductorC426240pF1-107-140,silvered micaR4348.2 k ohm1-244-695Parts ChangedDescriptionChanged toC421,33pF62 pF(1-101-886),ceramic◆PX decoder sectionR401,3 k ohm8.2kohm(1-244-695)1