Marantz-SR5200-avr-mz03011 电路图 维修手册.pdf

100 Corporate Drive Mahwah, NJ 07430 Service Bulletin No. : MZ03-011 Date: December 5, 2006 _ Model: SR5200/6200/7200 Subject: The low frequency level is reduced. Symptom: The low frequency level (approx. below 90Hz) of the front speakers will be reduced when the Sub woofer is set to ON. This occurs only in the CS5.1 mode and Dolby Prologic modes. Solution: Replace the MPU (IC107) with the improved version. Parts: Ref# Description Part Number IC107 MPU *HU100600R Serial Number Range: This solution has already been applied in production after the week code number as outlined below. SR5200/U1B: MZxxx202xxxxxx and after. SR6200/U1B: MZxxx202xxxxxx and after. SR7200/U1B: MZxxx202xxxxxx and after. The week code number is printed in the serial number label on the rear panel. _ CONFIDENTIALITY NOTICE: The information contained in this document is intended for the exclusive use by MARANTZ Authorized Service Centers and their employees. This document may contain information that is privileged, confidential and may be protected from disclosure under applicable laws and terms of the MARANTZ Service Agreement. Any distribution, disclosure, dissemination or copying of this document and the information it contains is prohibited. No responsibility is will be accepted by MARANTZ for any damage, injury or loss resulting from the misuse of the information contained in this document. RadioFans.CN 收音机爱 好者资料库