Marantz-SR5001-avr-mz06046 电路图 维修手册.pdf

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1、 100 Corporate Drive Mahwah, NJ 07430 Service Bulletin No. : MZ06-046 Date: April 12, 2007 _ Model: SR5001 Subject: Corrections made to DC trigger circuit. Symptom: Since the electrical current capacity to the DC trigger output is low, the DC trigger output voltage may drop with some units, and as a

2、 result, such units may not operate properly even when they are connected to the output. Solution: 1. Reverse the emitter and collector connections of Q805 on the input PWB. _ CONFIDENTIALITY NOTICE: The information contained in this document is intended for the exclusive use by MARANTZ Authorized S

3、ervice 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 informatio

4、n it contains is prohibited. No responsibility 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 _ CONFIDENTIALITY NOTICE: The information contained in this document is intended for the exclusiv

5、e 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 thi

6、s document and the information it contains is prohibited. No responsibility will be accepted by MARANTZ for any damage, injury or loss resulting from the misuse of the information contained in this document. 2. In units where problems have occurred in the trigger operation, the transistor may have b

7、een damaged. For this reason, replace Q805, and reverse the connections of its emitter and collector as above. Parts: Ref# Description Part Number NA KTA1268GRT, Transistor 00MHT600121A0 Serial Number Range: *Applies to MZ000637002000 and earlier. *This improvement has been done in production from serial number MZ000637002001 and later. RadioFans.CN 收音机爱 好者资料库