Marantz-SR6300-avr-mz03019 电路图 维修手册.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:15-May.-2003Model: SR5300,SR6300 Page:1 / 1REF.NBR:MZ03-019 Circulation:Application: Subject: Int.ref: PHENOMENON 1. A part of the modification item of SETUP MAIN MENU is the following. OLD NEW PL2 PLII DTS ES D

2、TS ES Matrix/Diacrete Neo6 Neo:6 2. The problem of Speaker Distance center delay is modified. SOLUTION Replace MICRO PROCESSOR IC107 on the MAIN PCB and IC704 on the DSP PCB. MICRO PROCESSOR version becomes V021125 01 NECESSARY PART POS.NOIC107*HU100700R (CXP740010 Factory part no. J020740010173) PO

3、S.NOIC704*HC108450R (M27W401-80B6 Factory part no. J080493260030) Old part POS.NOIC107*HU100610R (CXP740010 Factory part no. J020740010163) POS.NOIC704*HC107760R (M27W401-80B6 Factory part no. J000274010010) REMARKS This improvement has been done in the production as follows. the serial no.MZ0103070

4、05811 and after (SR5300/N1B) the serial no.MZ010307004544 and after (SR5300/N1G) the serial no.MZ010307005811 and after (SR5300/U1B) the serial no.MZ010308004696 and after (SR5300/K1G) the serial no.MZ010308002489 and after (SR6300/N1B) the serial no.MZ010308002019 and after (SR6300/N1G) the serial

5、no.MZ010309001808 and after (SR6300/K1G) SERVICE BULLETIN 1. Modify a part of the indication on display. 2. Cirrus DSP code change x for information customer complaint in case of service mandatory . See Below RadioFans.CN 收音机爱 好者资料库 Approved by H.TAMURAWritten by K.ONO WQ-19 2 817/additional rule3 (

6、1st Issue 2003-03-19) Date:15-May-2003ModelSR5300/SR6300 Page:1/1REF.NBR:MZ03-007 Circulation:Application: Subject: Int.ref: PHENOMENON Abnormal noise appears from speaker after 10 minutes or so with digital input SOLUTION Replace DSP IC CS493263(IC709) to new type one (Parts No. *HC107260R). The co

7、untermeasure needs to apply to this claim only. REMARKS New IC has been applied in the production after the following serial number and after. SR5300/N1G: MZ000241001962 and later SR5300/N1B: MZ000241002811 and later SR5300/U1B: MZ000242002611 and later SR5300/A1B: MZ000242000326 and later SR5300/K1

8、G: MZ000242000979 and later SR6300/N1G: MZ000241000987 and later SR6300/N1B: MZ000241001139 and later SR6300/U1B: MZ000241000862 and later SR6300/K1G: MZ000242000361 and later SERVICE BULLETIN Abnormal noise from speaker x for information customer complaint in case of service mandatory . See below RadioFans.CN 收音机爱 好者资料库