Marantz SR 8200 Service Bulletin

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Approved by H.TAMURAWritten by K.ONO WQ-19 2 817 /additional rule3 (1st Issue 2003-03-19) Date: 15-May-2003Model SR8200,SR9200 Page: 1/1REF.NBR: MZ02-040 Circulation:Application: Subject: Int.ref: [ PHENOMENON] When Push the power switch On/Off, VOL Level and Tune preset memory aren't Back up. The leakage current of the condenser occurs at low temperature, and it isn't suitable for the timing in Power off. [SOLUTION] Replace C801 (0.01uF) to 0.0047uF (Parts No. DK17472910 ) on the P824 POWER SW CIRCUIT BOARD. [REMARKS] This improvement has been done in the production after the Lot number below. SR8200 Lot number 08 and after. SR9200 Lot number 09 and after. The Lot number is mentioned the serial number label on the rear panel. (ex.MZxxxxxx08xxxx ) SERVICE BULLETIN VOL Level and Tune preset memory aren't Back up. x for information customer complaint in case of service mandatory ................... Before

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Approved by S.NAGAO Written by WQ-19 2 817 /additional rule 3 (1st Issue 2003-03-19) Date: 22-Apr.-2004 Model: SR8200, SR9200 Page: 1 / 1 REF.NBR: MZ04-034 Circulation: Application: Subject: Int.ref: [PHENOMENON] 1. By SETUP MENU, Set the Speaker level of SURROUND to "+1dB or more". Then, escaping from MENU. 2. The Sound level is set to "negative infinity" from "other than negative infinity" by VOL Knob 3. Press the POWER switch to turn off and turn on, 4. Clear memory is displayed and SETUP sometimes returns to initial setting. [SOLUTION] 1) Update the CPUs software version to [ V0404051 ] 2) Update the DSPs software. Please refer to the service manual page97 to 98 about details of 9.UPDATE FIRMWARE . First of all, please check the CPU(QU01) version. It can be confirmed on the Service Manual page 95 SERVICE PROGRAM, [NECESSARY PART] Update of the firmware disc *SR9200CD3 (CPU: SR9200UPG_CPU_V0404051) (DSP: SR9200UPG_DSP_030124) [REMARKS] The countermeasure applies to this claim only. After update the unit, following surround mode will be changed. (Caused by new DSP firmware.) So, please explain to your customer this change. * SR9200 1. THX Ultra mode => THX Ultra2 mode 2. SRS CS => SRS CS II * SR8200 1. SRS CS => SRS CS II SERVICE BULLETIN After specific operation, SETUP sometimes returns to initial setting . x for information customer complaint in case of service mandatory ................... ALL V040405 1 File name of *SR9200CD3