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Service Bulletin
SB Number: SB 2J0-003 Creation Date: 24/06/2009
Subject: Abnormal sound from the FD unit at the exit section
Model: FS-2020D/3920DN/4020DN/6950DN


Phenomenon Abnormal sound may arise from the FD unit at the exit section, when printing in duplex.



Solution Quick drying lubricant "PD-910" has been applied to the shaft eject pulley of the pulley feed.




FS-2020D/3920DN/4020DN FS-6950DN/6970DN



Pulley feed DU Shaft eject pulley Pulley feed DU Shaft eject pulley
302J029040 302F928290 302J029040 302F928290




Cover FD Cover FD
302J028010 302J028010




= Surface where the PD-910 lubricant has been applied. = Surface where the PD-910 lubricant has been applied.




Classification Entire stock rework In-field modification at next visit X No modification necessary
In-field modification by case
Field measure When the above mentioned phenomenon occurs, please apply PD-910 lubricant to the shaft eject
pulley.




Affected serial Type Serial number
numbers FS-2020D/3920DN/4020DN/6950DN May 2009 production



KMIS Service Department, Kyocera Mita Europe Page of 8846 / SB 2J0-003