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Service Bulletin
SB Number: SB 2J0-017 Creation Date: 06/12/2011
Subject: Firmware upgrade (Engine v006.002/007.002/v008.002)
Model: FS-2020D/3920DN/4020DN/6970DN
Item Contents
"Toner low" message Phenomenon
after installing the The message "Toner low" may appear after installing the Toner container.
Toner container.
Cause
"Toner low" may be incorrectly indicated if the toner inside the Developer unit is
unevenly distributed.
Solution
The condition when the message "Toner low" is indicated, has been changed.
Firmware for the FS-2020D/3920DN/4020DN
Type Program No. Check SUM Version Status Date Applicable model(s)
SYSTEM 2J0_3000008009 efd8 008.009 24/08/2011 FS-2020D/3920DN/4020DN
ENGINE 2J0_1000006002 9124 006.002 21/10/2011 FS-2020D
ENGINE 2J1_1000006002 A563 006.002 21/10/2011 FS-3920DN
ENGINE 2J2_1000008002 3D73 008.002 21/10/2011 FS-4020DN
Note: Please upgrade all the firmware at the same time.
Firmware for the FS-6970DN
Type Program No. Check SUM Version Status Date Applicable model(s)
SYSTEM 2J5_3000005005 4c40 005.005 24/08/2011 FS-6970DN
ENGINE 2J5_1000007002 0b5f 007.002 06/10/2011 FS-6970DN
Note: Please upgrade all the firmware at the same time.
Classification Entire stock rework X In-field modification by case No modification necessary
In-field modification at next visit
Field measure When the above mentioned phenomena occur, please upgrade the firmware to the latest
version.
Serial numbers of affected machines
Type Serial number
FS-2020D/3920DN/4020DN November 2011 production.
FS-6970DN October 2011 production.
The above mentioned changes have been applied to machines produced after the above mentioned production date.
KMIS Service Department, Kyocera Mita Europe Page 1 of 1 B366-B398 / SB 2J0-017