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Service Bulletin Ref. No. 2J0-0028 (B363)
November 14, 2011
Subject Measures against the Developer Bias Failure
FS-2000D, FS-3900DN, FS-4000DN, FS-2020D, FS-3920DN,
FS-4020DN, FS-2025D, FS-3925DN, FS-4025DN, FS-3040MFP,
Model
FS-3140MFP, FDS-3040MFP+, FS-3140MFP+, FS-3540MFP,
FS-3640MFP
Topic
A spacer was affixed to the developer bias terminal on the machine side in order to prevent the faint image caused
by contact failure of the developer bias terminal with the developer unit.



Developer contact No protrusion
0.5 mm

Spacer affixed
No protrusion


0.5 mm




CONTACT BIAS
(302F902270)


SPACER CONTACT BIAS



13mm




0.5mm
6.5mm




KMC's Classification Entire Stock Rework In-Field modification at next visit
In-Field modification by case No modification necessary
Field Measure: No particular problem is expected.

Serial Nos. of the Affected Machines: Please refer to the next page.




KYOCERA MITA Europe B.V.
European Service & Development Center (ESDC)
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Service Bulletin Ref. No. 2J0-0028 (B363)
November 14, 2011
Serial Nos. of the Affected Machines

Model Destination Serial Number Destination Serial Number
KME XEX1X32674 UTAX XFP1X16731
FS-2020D KMA XVH1X36556 KMSG XXT1X00796
KMAUS XSY1X10319 KMA (240V) From next production
KME XEY1X00001 UTAX XFQ1919407
KMA XVJ1X22352 Olivetti XFT1X01231
FS-3920DN
KMAUS XSZ1X05900 KMSG XXW1X00191
KMTH From next production
KMA XVK1X35715 UTAX XFR1X06405
FS-4020DN
KMAUS KME Olivetti From next production
FS-2025D KMTW Q141901873 KMKR From next production
FS-3925DN KMTW Q151X00317 KMKR From next production
FS-3040MFP
No production is planned.
FS-3140MFP
FS-3040MFP+ KME UTAX KMAUS KMTH
KMA KMA (Latin America) From next production
FS-3140MFP+ KME NNP1X04250 UTAX NP21X02164
KMA NNM1X00508 KMA (Latin America) From next production
FS-3540MFP KME KMA UTAX KMA (Latin America)
Olivetti From next production
FS-3640MFP KME NNG1X03523 UTAX NNZ1X00753
KMA NNE1X02694 Olivetti From next production




KYOCERA MITA Europe B.V.
European Service & Development Center (ESDC)