Siemens 80 Manual De Usuario

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Important information
3
Location of the telephone
The telephone should be operated in a controlled environment with an 
ambient temperature between 5•C and 40•C. 
To ensure good speakerphone quality, the area in front of the micro-
phone (front right) should be kept clear. The optimum speakerphone 
distance is 50 cm.
Do not install the telephone in a room where large quantities of dust 
accumulate; this can considerably reduce the service life of the tele-
phone.
Do not expose the telephone to direct sunlight or any other source of 
heat, as this is liable to damage the electronic components and the 
plastic casing.
Do not operate the telephone in damp environments such as 
bathrooms. 
Software update
Online documentation 
This and other documentation can be found on the Internet at:
 
 > Products 
> Phones & Clients > (select product) > Downloads.
To view and print documentation in PDF format, you require 
Acrobat Reader (free software):
 
Technical notes, current information about firmware updates, frequently 
asked questions and lots more can be found on the Internet at:
 
.
During a software update, the phone must not be disconnected 
from the power supply unit, the LAN line or the phone line.
 
An update action is indicated by messages on the display and/or by 
flashing LEDs.