Marantz-SR6001-avr-mz07039 电路图 维修手册.pdf

《Marantz-SR6001-avr-mz07039 电路图 维修手册.pdf》由会员分享，可在线阅读，更多相关《Marantz-SR6001-avr-mz07039 电路图 维修手册.pdf（3页珍藏版）》请在收音机爱好者资料库上搜索。

1、 100 Corporate Drive Mahwah, NJ 07430 Service Bulletin No. : MZ07-039 Date: March 22, 2007 _ Model: SR6001 Subject: Software Update Information. Symptom: Update the software in order to minimize component over dissipation if the power amp output transistors fail. Solution: 1. Change the procedure fo

2、r the protection operation that may be performed while the unit is in operation. BEFORE MODIFICATION Originally, the unit was designed to go into STANDBY mode with the STANDBY LED flickering every 500m sec. upon detection of an abnormality; it would never be powered on by the standby switch or the r

3、emote control, so component over dissipation never occurred. However, if the unit was plugged in again, it could occur before the unit went into standby a few seconds later. AFTER MODIFICATION The unit has been modified never to be powered on by any means once it goes into standby with the standby l

4、ed flickering every 125m sec., unless the specialized procedure (*1) described below is performed. *1: If the unit cannot be powered on after being plugged in again (with the STANDBY LED flickering every 125m seconds), the power amp has failed. The unit still can be powered on again through the foll

5、owing method, but it can further damage the power amplifier. Please never let end-users perform this procedure. _ 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

6、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 accepte

7、d 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 Can be powered on by “FACTORY KEY” = PURE DIRECT+7.1 CH INPUT+CLEAR 2. Update the MAIN microprocessor firmware. a) First, please check the firmware version. (F

8、or the procedure, refer to the Service Manual on Page 9 of the “Service Mode”.) 3. Update Software and Part Number Check the version of each firmware. If it is found not to be updated, please perform the latest update. Latest Firmware Version: Parts: Ref# Description Part Number SR6001_0703061.zip S

9、R6001_0703061.mot 00M25CW499A02 To find how to rewrite the MAIN firmware, refer to Page 38 in the Service Manual. _ 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 contai

10、n 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 accep

11、ted 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: SR6001 00 = SERIAL NUMBERS OF UNITS NOT UPDATED DURING PRODUCTION SR6001 01 = INDICATES UNITS WITH SERIAL NUMBERS ALREADY UPDATED Servic

12、e Code: MZxxxxxxxxxx (=Service Code) _ 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 disc

13、losure 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