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Service Bulletin
SB Number: SB 2J0-018 Creation Date: 16/12/2011
Subject: Faint image due to Developer bias failure
Model: FS-2000D/3900DN/4000DN/2020D/3920DN/4020DN
Phenomenon The image may appear faint on the print-out.
Cause Contact failure between the Developer bias terminal and the Developer unit may occur.
Solution The Spacer contact bias has been affixed to the Developer bias terminal.
Developer contact
0.5mm No protrusion
Added
spacer
No protrusion
0.5mm
Contact bias (302F902270)
Spacer contact bias specifications
13mm
0.5mm
6.5mm
Serial numbers of affected machines
Type Serial number
FS-2000D/3900DN/4000DN/4020DN Not available
FS-2020D XEX1X32674
FS-3920DN XEY1X00001
The above mentioned changes have been applied to machines produced after the above mentioned serial numbers.
KMIS Service Department, Kyocera Mita Europe Page 1 of 1 B363 / SB 2J0-018