Marantz-SR7300-avr-mz03004 电路图 维修手册.pdf

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1、Approved by S.NAGAO Written by Date:14-Feb-2003Model: SR7300 Page:1/1REF.NBR:MZ03-004 Circulation:Application: Subject: Int.ref: PHENOMENON The SRS dialog function doesnt work after the level adjustment of SETUP MENU. CAUSE A problem in the microprocessor software. SOLUTION UPDATE firmware for CPU a

2、nd DSP. Firmware for CPU: V021128_1( The files to be used are “H8Download.exe” and “sr730011281.mot”) Firmware for DSP: V1105 ( The file to be used is “UpgradeDSP.exe”) Refer to the SR7300 service manual page 53 and page54 for How to UPDATE FIRMWARE. NECESSARY PART Update of the CPU and DSP DISC.Par

3、ts no. *SR7300CDR REMARKS The countermeasure apply to this claim only. This solution has already been applied in the production line after the week code number “MZ000245xxxxxx” and later or the Lot number “MZxxxxxx09xxxx” and later. The week code number and service modification code are printed in the serial number label on the rear panel. (ex.MZxx0245xxxxx) . SERVICE BULLETIN Problem with SRS dialog function doesnt work. x for information customer complaint in case of service mandatory . See below RadioFans.CN 收音机爱 好者资料库