Marantz-SR-6300-Service-Bulletin 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 S.NAGAO Written by WQ-19 2 817/additional rule 3 (1st I

6、ssue 2003-03-19) Date:15-May.-2003Model: SR7300,SR6300 Page:1 / 1REF.NBR:MZ03-018 Circulation:Application: Subject: Int.ref: PHENOMENON When learning and memorizing the remote control codes used by Set-top Box of Time Warner Inc., A part of cursor button cant be learned. SOLUTION RC7300SR is exchang

7、ed for the improvement the remote controller RC7300SRa. NECESSARY PART Improvement the remote controller part no. ZK03AJ0012 (SR6300: old remote controller part no. ZK15AW0010 FACTORY PART NO.8300030010010) (SR7300: old remote controller part no. ZK03AJ0010) REMARKS The countermeasure apply to this

8、claim only. This solution has already been applied in the production line after the Lot number “MZxxxxxx27xxxx” and later. The production of SR6300 has been finished. SERVICE BULLETIN The problem that the remote controller cant lean other the remote controller . x for information customer complaint

9、in case of service mandatory . See Below Model name RC7300SRa RadioFans.CN 收音机爱 好者资料库 Approved by H.TAMURAWritten by K.ONO WQ-19 2 817/additional rule3 (1st Issue 2003-03-19) Date:15-May-2003ModelSR5300/SR6300 Page:1/1REF.NBR:MZ03-007 Circulation:Application: Subject: Int.ref: PHENOMENON Abnormal no

10、ise 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 countermeasure needs to apply to this claim only. REMARKS New IC has been applied in the production after the following serial number and after. SR53

11、00/N1G: MZ000241001962 and later SR5300/N1B: MZ000241002811 and later SR5300/U1B: MZ000242002611 and later SR5300/A1B: MZ000242000326 and later SR5300/K1G: 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