H3C DP52-52, User Manual

Page: 9 / 11

3
2
Safety guidelines and warnings
To avoid possible device damage or bodily injury, read the following safety guidelines and warnings
carefully before using the power adapter.
Safety guidelines
•
Keep good ventilation and heat dissipation during the operating process of the power adapter
to ensure long-term reliability.
•
Use the power adapter in an environment that meets the specified requirements in Table3-1 .
•
The potentiometer in the power adapter can be adjusted only by qualified personnel as
required and they must be aware of the impact of the adjustment.
•
Do not operate the power adapter in an environment with volatile gases or flammable
materials.
•
Do not remove the cover from the power adapter. Do not touch, repair, or replace the
components inside the power adapter.
•
Cut off power immediately if smoke or unpleasant smell is emitted during the startup or
operating process of the power adapter.
Safety warnings
•
Once the power adapter enters the protection mode, stop the power adapter immediately and
handle the power adapter according to the relevant maintenance guidelines.
•
Only qualified personnel can connect the power adapter to a power source equipment.
•
Power might be still present on the adapter after it is just shut down. Shut down the adapter
and wait for five minutes before working on the power adapter.
•
Pay attention to the safety signs. To avoid electric shocks and burns, do not touch the location
with your hands directly where there are safety warning signs and high-voltage signs.