User guide

Using Your Telephone 7
Forum IPhone 545 SIP Telephone
Using Your Telephone
Safety Precautions
WARNING! Do not open the device nor any connected
accessories. You could come into contact with live parts.
Note: Repairs should only be carried out by certified expert per-
sonnel (from Belgacom Service).
z Do not allow the telephone or accessories to come into contact
with water or chemicals.
z Use (if necessary) the optionally supplied AC adapter (no.
D0023-1051-00-75) only.
z Do not use any AC adapters that show visible damage (e.g.
cracks in the housing).
z Connected headsets must comply with the standard
DIN EN 60 950-1, Point 6.2 (“Safety of information technology
equipment including electrical business equipment”).
Please contact the appropriate customer representative if you
need further information on the headsets, adapters and
adapter cables.
z To connect the Forum IPhone 545 to a local network (LAN,
Local Area Network), use a shielded CAT-5 Ethernet line (STP
line, shielded twisted pair line).
z Please ensure that no one can trip over the telephone cables.