Unify OpenScape 4000, User Manual

Page: 3 / 256

Important information 3
Important information
Marks
Software update
During a software update, the phone must not be disconnected from the power supply unit and/or
the LAN. An update action is indicated by messages on the display and/or by flashing LEDs.
Care and cleaning instructions
• Never spray liquids onto the telephone since any liquid penetrating the telephone can lead to
malfunctions or destruction of the device.
• Any substances such as alcohol, chemicals, solvents or scouring agents should also be avoided
since these may damage the surface.
• Clean the telephone with a soft cloth moistened with water.
Online documentation
This document along with additional information is available online at: http://www.unify.com/
 Support.
Technical notes, current information about firmware updates, frequently asked questions and lots
more can be found on the Internet at:
http://wiki.unify.com/ .
For safety reasons, the telephone can only be supplied with power as follows:
• with the supplied original power supply unit,
• using a LAN with PoE (Power over Ethernet) which supports the IEEE 802.3af
standard.
Never open the telephone. If you encounter any problems, contact your technical
support.
Use only original accessories!
Using other accessories may be dangerous, and will invalidate the warranty, extend-
ed manufacturer’s liability and the CE mark and other certifications.
The device conforms to the EU Directive as attested by the CE marking. The CE
Declaration of Conformity and, where applicable, other existing declarations of con-
formity as well as further information on regulations that restrict the usage of sub-
stances in products or affect the declaration of substances used in products can be
found in the Unify Expert WIKI at http://wiki.unify.com/ in the section "Declarations
of Conformity".
The adjacent symbol indicates that any electrical and electronic products installed
and sold in countries of the European Union to which the WEEE2 Directive 2012/
19/EU applies should be disposed of separately from the municipal waste stream
in appropriate collection systems.
Information concerning the proper disposal of your Unify product in the business-
to-business market segment is available from your local sales representative in Uni-
fy or partner sales.