Marantz DV 4300 Service Bulletin

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Approved by S.NAGAO Written by WQ-19 2 817 /additional rule 3 (1st Issue 2003-03-19) Date: 25-Feb.-2004 Model: DV4300 Page: 1 / 2 REF.NBR: MZ04-016 Circulation: Application: Subject: Int.ref: [REASONS] The part defect of the Laser Pickup slide shaft. (It occurs only in specific serial number because defective plastic part mixing.) [SOLUTION] 1) Replace the Laser Pickup slide shaft of Loader Assy. 2) Old Loader Assy Type no. RL-A700 corresponds. 3) New Loader Assy Type no.DSL-710A does not correspond. As for the details, Please see page 2/2. Difference of a shaft, the bottom form of slot is different. [NECESSARY PART] 1) Part no. 21AW112010 (NEW Laser Pickup slide shaft) 2) Part no. *G75400000 (FLOIL G754 KANTO KASEI LTD.) [REMARKS] With the Unit which has returned from the customer by repair, the following serial number replace the Laser Pickup slide shaft. This problem apply to following serial number DV4300/U1B MZ000319028601 to MZ000319028650 DV4300/U1B MZ000326028811 to MZ000326029210 DV4300/N1G MZ010325029911 to MZ010325030610 DV4300/N1B MZ010325029211 to MZ010325029910 DV4300/N1B MZ010327033631 to MZ010327034130 SERVICE BULLETIN By crack of Laser Pickup slide shaft, Pickup stops moving and cannot playback the Disc. x for information customer complaint in case of service mandatory ................... See below Bottom of slot FlatCircle Defect shaft New shaft 21AW112010

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Approved by S.NAGAO Written by WQ-19 2 817 /additional rule 3 (1st Issue 2003-03-19) DV4300 SERVICE BULLETIN (REF.NBR: MZ04-016) page2/2 1. Open the disc tray. 2. Remove 2 screws. 3. Push 2 hooks to inside and remove the cover. 4.Remove 2 screws and remove plastic ring. 5. the Laser Pickup slide shaft is lifted to the upside and remove it 6.Grease is applied to the New Laser Pickup slide shaft Grease (FLOIL G754) is applied to both sides of shaft. When Pickup moves, grease is thinly applied so that it may not collect. Range of apply grease. Set projection and a slot 8.Attach Plastic ring and screws 9.Attach the cover 10. Check method. The outermost circumference of the normal Disc can be played. This projection is the DISC outside. 7.Attach the New Laser Pickup slide shaft