Marantz-DV9500-cd-sb 维修电路原理图.pdf

Approved by N.Sesnui Written by S.NAGAO WQ-19 2 817/additional rule 3 (1st Issue 2003-03-19) Date:10-Dec-2004 Model: DV9500 Page:1 / 4 REF.NBR: MZ04-081 Level Application: Subject: Int.ref: PHENOMENON When Power ON/OFF is repeated, intermittently no power or does not operate after the MARANTZ displayed on FLD. REASONS When turn off the unit, Rewriting protection of Flash ROM becomes unstable and then the data in the Flash are changed. SOLUTION 5 pcs of parts are changed on the PM01 PCB and Update Back End / PANEL software As for the details, Please see page2/4, /4 and 4/4. 1-(1) POS.NO RU02, RU03 and RU04 (Chip Resistor 10K OHM +-5% 1/16W) are removed. 1-(2) A wire is added. 1-(3) Schottoky-diode (part no.: 00MHD20008020) is added. 2. Update Back End Software (firmware) version to B.0.34B . Update Disc part no.: 90M-DV9500BE2. 3. Update PANEL Software (firmware) version to P0.91 . Update Disc part no.: 90M-DV9500CDR NECESSARY PART 1-(2) A wire 1-(3) Schottoky-diode (part no.: 00MHD20008020) 2. Update of the firmware Disc for Back End (part no.: 90M-DV9500BE2) 3. Update of the firmware Disc for PANEL (part no.: 90M-DV9500CDR) REMARKS 1. This problem apply to the following week code. DV9500 apply to 20000439xxxxxx. 2. This improvement has been done in the production week code 20000440 xxxxxx and after. SERVICE BULLETIN No power or does not operate after display with MARANTZ See below When the Unit is not turned on, please replace Q103 (part no. : 00MHS21AKM10F). When the unit was not turned on or freezes, cannot read Update Disc, Q103 needs to be replaced. When Q103 is replaced, the writing of DVD AUDIO ID is required. Please see to the service manual page 33 to 37 about details of “9.WRITE-IN ID DATA FOR DVD AUDIO PROCEDURE. RadioFans.CN 收音机爱 好者资料库DV9500 Service Bulletin REF.NBR: MZ04-081 page 2/4 1-(1) Remove RU02, RU03, RU04 PM01 PCB RU04 RU03 RU02 RadioFans.CN 收音机爱 好者资料库DV9500 Service Bulletin REF.NBR: MZ04-081 page 3/4 1-(2) Add a wire. 1-(3) Add a Schottoky-DIODE (part no.: 00MHD20008020) 1. Add Schottoky-DIODE and Insulation Tube. 2. Connect a wire to No.4 pin of QU03 Tube Tube Connect a wire to this Test point (No.12 pin of Q103) WIRE UL1007 AWG30 Yellow About 140mm Adhesives Three places SC608LVZ (Sony Chemical Corp. Self-extinguishing adhesive) or the equivalent. DV9500 Service Bulletin REF.NBR: MZ04-081 page 4/4 First of all, please check the firmware version. It can be confirmed on the “SERVICE MODE”, please refer to the DV9500 Service Manual on page 32 for the procedure. 2. Update Back End Software (firmware) version to B.0.34B Update Disc part no.: 90M-DV9500BE2 3. Update PANEL Software (firmware) version to P0.91 Update Disc part no.: 90M-DV9500CDR File name for Update Disc part no: 90M-DV9500CDR is “FTDsetup.EXE” and ”v.0.91.mot. B0.34B P0.91