Fujitsu PRIMERGY TX120 S3 Upgrade And Maintenance Manual page 41

Batteries
Incorrect replacement of batteries may lead to a risk of explosion. The
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batteries may only be replaced with identical batteries or with a type
recommended by the manufacturer.
Do not throw batteries into the trash can.
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Batteries must be disposed of in accordance with local regulations
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concerning special waste.
Make sure that you insert the battery the right way round.
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The battery used in this device may present a fire or chemical burn hazard
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if mistreated. Do not disassemble, heat about 100 °C (212F), or incinerate
the battery.
All batteries containing pollutants are marked with a symbol (a crossed-out
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garbage can). In addition, the marking is provided with the chemical symbol
of the heavy metal decisive for the classification as a pollutant:
Cd Cadmium
Hg Mercury
Pb Lead
Working with optical disk drives and media
When working with optical disk drives, these instructions must be followed.
V
CAUTION!
Only use CDs/DVDs/BDs that are in perfect condition, in order to
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prevent data loss, equipment damage and injury.
Check each CD/DVD/BD for damage, cracks, breakages etc. before
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inserting it in the drive.
Note that any additional labels applied may change the mechanical
properties of a CD/DVD/BD and cause imbalance and vibrations.
Damaged and imbalanced CDs/DVDs/BDs can break at high drive
speeds (data loss).
Under certain circumstances, sharp CD/DVD/BD fragments can
pierce the cover of the optical disk drive (equipment damage) and can
fly out of the device (danger of injury, particularly to uncovered body
parts such as the face or neck).
TX120 S3
Upgrade and Maintenance Manual
Important information
41