44871001TH Rev.6
iii /
Oki Data CONFIDENTIAL
This manual explains the maintenance methods of Multi- Function Printer(MFP).The target
model is as follows.
MB441/MB451/MB451w/MB461/MB461+LP/MB471/MB471w/MB491/MB491+/MB491+LP/
ES4161 MFP/ES4191 MFP/MPS4200mb/MPS4700mb
This manual is prepared for the maintenance person. In regard to the handling methods of
these MFP, please refer to the User’s Manual.
The description of a derivation model is omitted at this manual. Please substitute for a
derivation model to each typical model as a following correlation table.
Correlation table of each model
Model
Derivation Typical
ES4161 MFP/MB441/MB461+LP MB461
MB451 MB471
MB451w MB471w
MB491+/MB491+LP/ES4191 MFP/
MPS4200mb/MPS4700mb
MB491
Refer to the 1-4 specifications for the difference in each model.
Note! • Contentsofthismanualissubjecttochangewithoutnotice.
• While all reasonable efforts have been made to make this document
as accurate and helpful as possible, we make no warranty of any kind,
expressed or implied, as to the accuracy of the information contained
herein. Oki Data assumes no responsibility to the damages caused or
claimed to have been caused by the user as a result of repair, adjustment
and/or change using this manual.
• Parts of this productare delicate and can be damaged unless properly
handled. We strongly recommend the user to maintain the product at the
hand of the registered maintenance person of our company
• Beforestartingthemaintenancework,pleaseneutralizethestaticelectricity.
PREFACE
PREFACE
Risk of explosion if battery is replaced by an incorrect type.
Battery of the printer need not to be replaced. Do not touch the
battery.
Replace the whole board to replace the SU board (MHE).
In the case of replacing batteries at board repairs, replace with the
specified type ones.
Installation of another type batteries may result in
explosion.
Caution for used batteries are as follows; do not recharge, force open,
heat or dispose of in fire.
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