Oki 10i, Service Manual

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Page: 59
Service Manual - OKIPAGE10i
Chapter 4 Adjustment
When the controller printed circuit board is replaced, the contents of the old EEPROM shall be copied to
the new EEPROM on the new board to preserve customer settings. For the purpose, use the EEPROM
operation on the Option of the Maintenance Utility. To copy follow the steps below.
(1) Be sure to confirm that the printer and the PC are connected with a centronics I/F cable. Then execute
the Maintenance Utility. (Note: Printer Status Monitor shall be deinstalled.)
(2) Select the Option on the Maintenance Utility.
(3) Click the "UPLOAD EEPROM" button on the "EEPROM Operations".
(4) The contents of the EEPROM data is displayed on the "DIALOG" of the Maintenance Utility. The
contents of the old EEPROM is now copied into the memory of the PC.
(5) Replace the controller P.C.B. with a new one while it displays the above "DIALOG".
(6) After the replacement, click "Download EEPROM" on the "EEPROM Operations". EEPROM upload
has been completed.
In case of troubles such as centronics I/F failure, etc. EEPROM data may not be uploaded properly. In
such case, it is necessary to adjust the following settings manually after the replacement using the
Maintenance Utility.
LED driver time (See 4.2.1)
Factory setting (ODA/OEL/INT-A/INT-L)
The maintenance utility is designed to be used only by field engineer and it should not be released to the
end-users.
Copyright 1997, Okidata, Division of OKI America, Inc. All rights reserved. See the OKIDATA Business
Partner Exchange (BPX) for any updates to this material. (http://bpx.okidata.com)