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Service Bulletin
SB Number: SB 2J0-007 Creation Date: 19/11/2009
Subject: Firmware upgrade (network error code F25B)
Model: FS-2020D/3920DN/4020DN
Contents of Item Contents
changes Network error code F25B. Phenomenon
Network error code F25B may occur.
Cause
When the printer is turned ON or when printer reset
is performed at the operation panel, a new IP
adress will be assigned by the DHCP server.
As long as the printer remains ON, the IP address will
remain the same as provided by the DHCP server.
When the IP address range of the DHCP server is
intentionally changed while the printer is ON, and
the printer IP address is out of range the current printer
IP address can not be used, and error code F25B may
occur.
Solution
The system firmware has been upgraded to correct this
error.
Firmware Type Program No. Check SUM Version Status Date
SYSTEM 2J0_3000.006.001 b0b1 006.001 05/08/2009
Classification Entire stock rework In-field modification at next visit In-field modification by case No modification necessary
Field measure When the above mentioned phenomenon occurs, please upgrade the firmware to the latest
version.
Serial numbers of affected machines
Type Serial number
FS-2020D/3920DN/4020DN XEX9828475
Machines produced after the above mentioned serial number, should not have the above mentioned phenomenon.
KMIS Service Department, Kyocera Mita Europe Page of 8989 / SB 2J0-007