45530603TH Rev.2
3
Oki Data CONFIDENTIAL
This manual provides an overview of method for maintaining the C911/C931/C941/
ES9411/ES9431/ES9541 series.
This manual is intended for maintenance staff. For more information about how to operate
the C911/C931/C941/ES9411/ES9431/ES9541 series, please refer to User 's manual.
Note! • Manual may be revised and updated at any time without notice.
• Unexpected mistakes may exist in the manual.
OKI will not assume any responsibility whatsoever for damage to the
equipmentrepaired/adjusted/changed by the user etc with this manual.
• The parts used for this printer may be damaged when handling
inappropriately. We strongly recommend maintaining this apparatus by
our registration maintenance staff.
• Please operate the apparatus after removing static electricity.
PREFACE
Risk of explosion if battery is replaced by an incorrect method.
Dispose of the used battery in accordance with local regulations.