20 Most Recent Radio Shack System 411 Corded Phone Questions & Answers

Maybe you forgot to sign up with the telecommunication for caller id

Free manual no longer available on the site it was posted on. Internet archive wayback shows a copy of the file: https://web.archive.org/web/20180211032352/http://phone.manualsonline.com/manuals/mfg/radio_shack/43_3598.html

Check if message retrieval works with a landline phone. If that works, then either the tones generated by your cellph are too far off frequency, or the cell network is filtering out or compressing too much of the tones.

See if somebody is selling one on google and find out if they have directions. Maybe you can work something out.

Well the... Juanita Hayes, You HAVE NOT "turned it off" Do it again...!! Else comment me back... I'll look up whatever CONFIRMING step Ur skipping. Carnac the Magnificent

You might as well replace the phone as you can't get any parts to repair it from the defunct Radio Shack.

It's radio shack... kidding, depending upon the age of it, the lcd black/grey display may have gone bad... from dropping or age or defect.