Telephone Service Problems - Cortelco 3719 Owner's Instruction Manual

If you have any problems with your telephone equipment service, determine if the problem is with your unit or the telephone
company lines, BEFORE CALLING THE TELEPHONE COMPANY. Be aware that they may charge you for a service call if the problem
is caused by your telephone equipment.
PHONE DOES NOT RING
•
OFF/LOW/HI ringer switch is set to OFF position
•
Line cord is disconnected at telephone outlet or at telephone end.
•
Phone is OFF HOOK. Make certain the hookswitch is depressed when the handset is in the cradle.
•
SPEAKERPHONE indicator is on. Turn off speakerphone.
NO DIAL TONE
Wire is disconnected at telephone jack or at wall jack. Test the telephone in a different wall jack. If it works, the first jack may be
defective.
REDIAL BUTTON DOES NOT FUNCTION
The telephone may have been momentarily disconnected from the telephone jack.
STATIC
Check to see if the coiled handset cord is loose. Try a different phone in the wall jack. If you still get static, the problem is in the line.
Call the telephone company.
BLANK SCREEN
Check if the adapter is connected properly.
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ELEPHONE ERVICE
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ROBLEMS
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