Marantz SA 12 S 1 Service Manual

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Approved by S.NAGAO Written by WQ-19 2 817 /additional rule 3 (1st Issue 2003-03-19) Date: 27-Feb.-2004 Model: DV-12S2 Page: 1 /1 REF.NBR: MZ04-018 Circulation: Application: Subject: Int.ref: [PHENOMENON] 1) FRONT L/R 1 2 and SURR.L/R, CENTER L/R, SUB W L/R of AUDIO OUTPUT are simultaneously Connected to amplifier. 2) If the Amplifier which used the electronic switch is turned off, another sound will be distorted. [REASONS] FRONT L/R 1 2 are connected parallel, therefore, if the Amplifier input of another side short-circuits, it will influence [SOLUTION] On the PA01-AUDIO CIRCUIT BOAD 1. Resistor 1k ohm is added to 2 of FRONT L/R 1 2. 2. Cut pattern. [NECESSARY PART] Carbon film fixed resistor,1k ohm +-5% 1/6W (part no. GD05102160 ) [REMARKS] The countermeasure apply to this claim only. SERVICE BULLETIN Output signal distortion. x for information customer complaint in case of service mandatory ................... See Below Cut pattern Cut pattern 1 k ohm L R Solder side of FRONT L/R 1 2

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Approved by S.NAGAO Written by WQ-19 2 817 /additional rule 3 (1st Issue 2003-03-19) Date: 17-Mar.-2004 Model: SA-12S1 Page: 1 / 1 REF.NBR: MZ04-030 Circulation: Application: Subject: Int.ref: [PHENOMENON] 1) It occurs when playback Elic clapton Live on Tour 2001 : WPBR-90100 , the Menu screen of Disc becomes blank and does not display. The next part is also can not playback. 2) It occurs when playback DTS track of Eagles Hotel California 60509-9, it stops by the 1st track and the 2nd track can not playback. [SOLUTION] 1. Update the firmware to [ Ver 0.97 ] How to update by update DISC (*SA12SWCD2) and Installing Background, Key reassignment , Entering Version / region code. 1) Press the POWER button to turn on the unit. 2) Press the OPEN/CLOSE button to open the tray, Insert the update CD-ROM (part No.: *SA12SWCD2). 3) Firmware update will be done automatically. When updating is finished, the disc tray opens automatically. 4) Remove the CD-ROM from the disc tray. 5) Press the POWER button to turn off the unit. 6) After the firmware update, Installing Background by Background Disc and Key reassignment by Key reassignment Disc. At the last, Entering Version and region code . Please see to the service manual SA12-S1 page 8 about details of 4.Installing the software and entering version . The version number can be confirmed on the MENU. It is displayed that cursor is moved to the bottom of PBC in the mark ( ) of the MENU. . [NECESSARY PART] Update of the firmware disc. Part number: *SA12SWCD2 [REMARKS] This problem apply to the following Lot number. The production of SA-12S1 has been finished . SERVICE BULLETIN Can not playback specific DVD Disc. x for information customer complaint in case of service mandatory ...................See below