ITE-760 User Guide

Appendix II

Troubleshooting

Troubleshooting

The following table represents the more common problems found with a phone, and provides possible causes.

Problem

Possible Cause

 

 

No display

• Check for dial tone

 

• Check the connection to the phone jack

 

• Check that the other phones in the system are operating

 

• Check the setting of display contrast

No dial tone

• Check the connection to the phone jack

 

• Check the connection of the handset and/or the headset

 

• Check that other phones in the system are operating

 

• Check volume setting of handset, speaker, or headset

 

 

No sound in the

• Check the volume setting of the handset, speaker, or

handset

headset

Cannot dial out of the

• Check that you have the rights to make external calls

system

 

(External Calls)

 

 

 

No voice messages

• Check your connection to the voice mail system

received

• Check your welcome message or voice signature record on

 

the voice mail system

 

• Check activation of call forwarding to your voice mailbox

 

 

The phone is not

• Check the volume of the ring melody

ringing

• Check Call Forward settings

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Aastra Telecom ITE-760 manual Appendix Troubleshooting, Problem Possible Cause