A31003-H8100-J100-01-7631, 09/2021
10
OpenScape Branch 550 / 550HA, Installation Guide
•
During a thunderstorm, do not connect or disconnect lines and do not install or
remove boards.
•
If supplied with a power cable, only use the supplied power cable.
•
Replace the power cable immediately if it appears to be damaged.
•
Do not use an extension cable to connect the product.
•
Use separate ground wires to provide protective grounding for the communication
system. Before you start up the system and connect the phones and phone lines,
connect the communication system with a permanent earthing conductor (PE).
•
Only use communication lines with a conductor diameter of 0.4 mm (AWG 26) or
more.
•
To guarantee that sufficient air flow is available to cool the product, ensure that
ventilation openings are not covered or blocked.
•
Do not place the product close to heat sources or damp places.
•
Only connect devices or parts that fulfill the requirements of circuits as stipulated
by IEC 62368-1 to the available interfaces.
•
Before opening the product, make sure that the product is disconnected from the
mains.
•
Switching off the product by the power button does not disconnect the product from
the mains. Complete disconnection is only possible if the power cable is removed
from the wall plug or from the product. Ensure that there is free and easy access to
enable disconnection.
•
The product may only be opened for the insertion or removal of add-on cards
(depending on the configuration of the system). This should only be carried out by
qualified operators.
•
If extensions are being carried out, the following must be observed:
•
All effective legal regulations and technical data are adhered to.
•
Power consumption of any add-on card does not exceed the specified
limitations.
•
Current consumption of the product does not exceed the value stated on
the product label.
•
Only use original accessories and spare parts approved by Unify Software and
Solutions GmbH & Co. KG.
•
NOTE: safe operation is no longer possible when any of the following applies:
•
Product has visible damage.
•
Product is no longer functioning
In these cases, the product must be switched off and disconnected from
the mains. Additionally, ensured that the product can no longer be
operated.
•
After completing test and maintenance work, make sure that all safety equipment is
re-installed in the right place.
•
Install cables in such a way that they do not pose a risk of an accident (tripping)
and cannot be damaged.
•
When working on an open communication system, make sure that it is never left
unattended.
•
When working on the systems, never wear loose clothing and always tie back long
hair.
•
Do not wear jewelry, metal watchbands or clothes with metal ornaments or rivets.
•
Always wear the necessary eye protection whenever appropriate.
