Hitachi CE50-10 Instruction Manual page 8

Preface
■ Indication based on EU Battery Directive (2006/66/EC)
This symbol mark is valid in EU countries.
This symbol mark is defined in the EU Directive 2006/66/EC, Article 20 Information for end-users and Annex II.
The European Union has separate collection systems for used batteries and accumulators. Dispose of batteries and
accumulators correctly at your local community waste collection/recycling center.
■ Before use
This manual describes basic operations and maintenance of the CE50-10.
For details about the specification of the unit, see A.1 Unit specifications
Descriptions of OS operation and software on systems without an OS are not provided in this manual.
Roles of operators
For a long and stable use of this unit, consider the following:
Considerations for characteristics of the unit
Perform periodical cleaning, maintenance, and inspection of the unit.
Periodically remove dust from around the unit (especially the bottom of the unit) and from grooves of the unit.
The basic principle for handling is to follow the precautions in this manual. Do not turn on and off the power supply
without due care.
For details about handling and maintenance, see the relevant chapter.
Integrity of the unit
Note the following to ensure integrity of the unit:
Grounding
VI