PYLE Audio SOUNDPOINT IP 450 ユーザーズマニュアル

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User Guide for the SoundPoint IP 450 Desktop Phone
5 - 2
Power and Startup
Symptom
Problem
Corrective Action
There are power issues.
The SoundPoint IP 450 phone 
has no power.
Do one of the following:
Verify that no lights appear on the 
phone when it is powered up.
Check if the phone is properly plugged 
into a functional AC outlet.
Make sure that the phone isn't 
plugged into a plug controlled by a 
light switch that is off.
If the phone is plugged into a power 
strip, try plugging it directly into a wall 
outlet instead.
Try the phone in another room where 
the electricity is known to be working 
on a particular outlet.
If using PoE, the power supply voltage 
may be too high or too low.