Cortelco CENTURION EXTENDED BASIC TELEPHONE Telephoneserviceproblems, No Dial Tone

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TELEPHONESERVICEPROBLEMS

If you have any problems with your telephone service, determine if the problem is with your telephone or the telephone companylines.BEFORECALLINGTHETELEPHONECOMPANY,be aware that they may charge you for a service call if the problem is caused by your telephone.

NO DIAL TONE

Unplug your telephone from the wall jack. Plug a substitute telephone that is known to work properly into the same wall jack.

If the problem persists when using the substitute telephone, notify the telephone company.

If the substitute telephone works properly, you must have your telephone repaired before reconnecting it to the wall jack.

DIAL TONE BUT NO RINGING

Check that the RINGER VOLUME CONTROL is not set to OFF.

Set the RINGER VOLUME CONTROL to HIGH and have someone on another line call you. Before answering the call, set the RINGER VOLUME CONTROL to the desired volume.

DIAL TONE BUT NO DIALING

Set the TONE/PULSE switch. You cannot dial out in TONE position if you have Rotary Dial Service.

For Rotary Dial Service, set the switch to PULSE position.

For Tone Dial Service, set the switch to TONE position.

Try both positions if you are not sure.

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Contents Centurion Please Read Before Installing and Using Your NEW Telephone Contents Importantsafetyinstructions Savethese Instructions Featuresofyourtelephone Featuresof Your Telephone Featuresofyourtelephone Installingyourtelephone UnpackingyourtelephoneModular Jacks Installingyour Telephone Desk InstallationWall Installation Before Using Your Telephone Maintenance InformationCheck for Dial Tone Telephoneserviceproblems No Dial ToneDial Tone but no Ringing Dial Tone but no DialingRepairof Yourtelephone Fccwants YOU to Know Page Limitedwarranty