Tip 1 of 4. You may have a defective telephone cord. Try replacing cord between the jack and telephone base. Next Tip This solved my problem. Tip 2 of 4.
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The system may have operation troubles. To solve this, reset the phone by disconnecting the electrical power for about 15 seconds. Then plug it back in and wait ...
Aug 23, 2022 · I am experiencing the CL4940 displaying “incoming call” only and not showing any caller id information. My Radio Shack external caller ID ...
Please thoroughly read this user's manual for all the feature operations and troubleshooting information necessary to install and operate your new AT&T product.
AT&T Corded Answering System with speaker phone, audio assist, digital backlit display, and caller ID/call waiting. ATT CL4940 troubleshooting, repair, and ...
Aug 24, 2022 · I have a landline home phone that uses an AT&T CL4940. Every now and then the year changes to last year's date, just the year, nothing else.
May 2, 2023 · I have set up the out-going message on my CL4940 phone but when I call to check it, it plays the pre-recorded greeting.
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Jul 21, 2023 · I see that the CL4940/CD4930 phone is a relatively basic system, that can be RESET by disconnecting the system from both the phone line AND the ...
... troubleshooting for that product. Product support: Corded Speakerphone with Answering System and Caller ID. CL4940 Black. Resources. Go to Product Support.
If you have difficulty with your telephone, please try the following suggestions. ... My telephone doesn't work at all. •. Make sure the power cord is securely ...