User guide

Using your IP Phone 1120E
36
Before you begin
CAUTION
Damage to Equipment
Do not plug your IP Phone 1120E into a
regular telephone jack. This results in
severe damage to the IP Phone. Consult
your system administrator to ensure that
you plug your telephone into a 10/100/
1000 BaseT Ethernet jack.
CAUTION
Your IP Phone 1120E is designed for use
in an indoor environment only.
CAUTION
Do not plug your IP Phone 1120E into an
Integrated Service Digital Network (ISDN)
connection. Severe damage can result.