Marantz-SR5500-avr-sb 维修电路原理图.pdf

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1、Approved by S.NAGAO Written by WQ-19 2 817/additional rule 3 (1st Issue 2003-03-19) Date:25-Sep-2004 Model: SR5500 Page:1 / 2 REF.NBR: MZ04-063Revised Level Application: Software Update Subject: Int.ref: 2nd edition. The contents of Level and Subject are changed. PHENOMENON When Tuner frequency is c

2、hanged in the direct key input using CRESTRON, the outside of the frequency band will be displayed. CONTENT Improvement of the RS232C Tuner command (part) specification in combination with CRESTRON system. SOLUTION The firmware was fixed. 1. Update the Microprocessor IC28 firmware Version to V040831

3、 1 Please see to the service manual page 9 about details of “6. UPDATE FIRMWARE”. 2. Update the firmware is attached to the e-mail. File name: SR5500_CPU_V040831_1.zip Attention Dont start Zip file from attached file. Please copy on your PC and be sure to use it after defrosting. NECESSARY PART Upda

4、te of the firmware CPU program disc. Disc Part no. 90M-SR5500CDR (SR5500_CPU_V040831_1.zip) REMARKS 1. This problem apply to the following serial number. SR5500/N1S from MZ000431000001 to MZ MZ000431001588 SR5500/N1G from MZ000431000001 to MZ MZ000431000250 SR5500/N1B from MZ000431000001 to MZ MZ000

5、431000950 SR5500/U1B from MZ000434000001 to MZ MZ000434000700 2. This improvement has been done in the production service code MZ01 and after. SERVICE BULLETIN Software Update Information. MZ00 xxxxxxxxxx 28-Sep-2004 RadioFans.CN 收音机爱 好者资料库Approved by S.NAGAO Written by WQ-19 2 817/additional rule 3 (1st Issue 2003-03-19) SR5500 SERVICE BULLETIN (REF.NBR: MZ04-063) page2/2 V 0 4 0 8 3 1 1 File name for Update Disc of 90M-SR5500CDR SR5500_CPU_V040831_1.zip This is used This is used RadioFans.CN 收音机爱 好者资料库