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

 Troubleshooting Your Phone

5 - 5

There is no dial tone.

Power is not correctly applied to 
the SoundPoint IP 450 phone.

Do one of the following:

Check that the screen is illuminated.

Make sure the LAN cable is inserted 
properly at the back of the phone (try 
unplugging and re-inserting the 
cable).

If using in-line powering, have your 
system administrator check that the 
switch is supplying power to the 
phone.

Dial tone is not present on one of 
the audio modes.

Do one of the following:

Switch between Handset, Headset (if 
present) or Hands-Free 
Speakerphone to see if the dial tone is 
present for one of audio modes.

If the dial tone exists on another audio 
mode, connect a different handset or 
headset to isolate the problem.

The phone is not registered.

Contact your system administrator.

The phone does not ring.

Ring setting or volume is low.

Do one of the following:

Adjust the ringing level from the front 
panel using the volume up/down keys

.

Check status of Handset, Headset (if 
connected), and Hands-Free 
Speakerphone.

Outbound or inbound calling is 
unsuccessful.

Do one of the following:

Place a call to the phone under 
investigation. Check that the screen 
indicates incoming call information.

Lift the handset. Ensure the dial tone 
is present and place a call to another 
extension or number. Check that the 
screen changes in response.