Telecommunications

Troubleshooting Common Telephone Problems

Before requesting help, please follow the steps below to help troubleshoot the problem.

PROBLEM REMEDY
Single line phone does not work Plug a different (working) phone into the wall jack. If the phone does not have a dial tone, the problem is in your telephone line or wall jack. Report to CU Telecommunications at 656-0616 or e-mail: TelecomServices-L@clemson.edu.

If the phone does have a dial tone, the problem is in your phone or cord. Test cord by plugging a different mounting cord (cord from phone to wall) into the wall jack and your phone. If phone has a dial tone, the problem is in the cord. Administrative Departments need to report the problem to CU Telecommunications at 656-0616 and request a mounting cord. If phone has no dial tone, report problem to CU Telecommunications at 656-0616 or e-mail: TelecomServices-L@clemson.edu.

Business set does not work Reset the telephone by unplugging the mounting cord (cord from phone to the wall) for approximately 60 seconds. If the phone has a transformer, verify it is properly plugged in to the electrical outlet. If problem continues, perform tests indicated in “Single line” REMEDY shown above.
Unit does not ring If ringer volume switch is accessible, verify ringer is on “high”. If problem continues or if switch is not accessible, report to CU Telecommunications at 656-0616 or e-mail: TelecomServices-L@clemson.edu.
Can’t be heard or Can’t hear caller Plug a different handset cord into the phone. If problem clears, report problem to CU Telecommunications at 656-0616 or e-mail: TelecomServices-L@clemson.edu and request a new handset cord.
Static If your phone has a cord twist top, remove or replace that equipment.

Plug a different (working) phone into the wall jack. If static continues, report problem to CU Telecommunications at
656-0616 or e-mail: TelecomServices-L@clemson.edu.

Speakerphone doesn’t work ┬áVerify transformer is plugged in properly in electrical outlet.
Add-on module on business set doesn’t light ┬áVerify transformer is plugged in properly in electrical outlet.
Can’t hear on headset Add new batteries.

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