Marantz-SR7300-avr-mz04058 电路图 维修手册.pdf

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1、 100 Corporate Drive Mahwah, NJ 07430 Service Bulletin No. : MZ04-058 Date: January 18, 2007 _ Model: SR7300 Subject: 1. The Sound will MUTE when operation with a HDD Recorder. 2. The output level changes. Symptom: 1.The Sound will MUTE when operating the HDD Recorder. 1) When connecting the SR7300

2、to a Panasonic or Toshiba HDD Recorder through a Digital connection, when operating the HDD Recorder the sound will Mute. Reproducibility After connection to a Panasonic HDD Recorder: HDD Recorder returns to built-in Tuner after operating reservation screen, phenomenon will occur. When connected to

3、a Toshiba HDD Recorder: after Playing back a Dolby Format recorded on the hard disk, then changing to PCM playback in the built-in tuner, the phenomenon will occur. 2. The output level changes. 1) When the SUBWOOFER is chosen as NONE in SPEAKER SETUP and Press the 7.1/6.1 CH INPUT button during S-Di

4、rect operation, the output level will change. Solution: Update the firmware. 1. Update the CPU (QU01) firmware version to “V040419_1”. 2. Update the DSP (Q601) firmware DSP CODE ID 02 to “CD02 02010116”. _ CONFIDENTIALITY NOTICE: The information contained in this document is intended for the exclusi

5、ve 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 th

6、is 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. 3. Please refer to the SR7300/SR7300F/PS7300 service manual on page 53 “10.UPDATE FIRMWARE”

7、 for details. RadioFans.CN 收音机爱 好者资料库 Parts: Ref# Description Part Number NA CPU and DSP Firmware Update Disc 90M-SR7300CD2 _ CONFIDENTIALITY NOTICE: The information contained in this document is intended for the exclusive use by MARANTZ Authorized Service Centers and their employees. This document

8、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 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