Marantz-SR5004-avr-mz09100 电路图 维修手册.pdf

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1、 100 Corporate Drive Mahwah, NJ 07430 Service Bulletin No. : MZ09-100 Date: September 30, 2009 _ Model: SR6004, SR5004 Subject: A Hum Noise occurs at shorting of FRONT AUX Audio input. Symptom: The AUX Audio input (Front) terminal is shorted at MAIN Volume MAX. The Hum noise is louder than REAR AUX

2、input terminal in the rear panel. The earth side of the AUX input terminal is connected directly with the chassis, the earth circuit is looped. Solution: Add a capacitor and cut the trace as outlined. COUNTERMEASURE: Please add the following capacitor on AUX P.W.B. (FRONT P.W.B. ASSY: CUP12205Z/Y) a

3、nd cut the pattern as shown below. _ 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 disclo

4、sure 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 will be accepted by MARANTZ for any damage, injury or loss resulting from the misuse of the

5、information contained in this document. RadioFans.CN 收音机爱 好者资料库 Bottom SIDE of CUP12205Z/Y AUX P.W.B. (FRONT P.W.B. ASSY) Before the modification: _ CONFIDENTIALITY NOTICE: The information contained in this document is intended for the exclusive use by MARANTZ Authorized Service Centers and their em

6、ployees. 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

7、. 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 Serial Number Range: Please apply the above modification to production models in the following serial number range. SR6004 M

8、Z0009*001640 SR5004 MZ0109*004210 _ 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 disclos

9、ure 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 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