User's manual CL4940 Big button/big display telephone/ answering system with caller ID/ call waiting. PAGE 2. Congratulations on your purchase of this AT&T product. Before using this AT&T product, please read the Important safety information section on page 52 of this manual. Please thoroughly read this user's manual for all the feature.. User's manual CL4940/CD4930 Big button/big display telephone/answering system with caller ID/call waiting . Congratulations on your purchase of this AT&T product. Before using this AT&T product, please read the Important safety information section on page 52 of this manual.
View and Download AT&T CL4940 user manual online. Big button/big display telephone/ answering system with caller ID/ call waiting. CL4940 telephone pdf manual download.. AT&T CL4940 Manual Online. Download or read online manual, installation instructions, specifications, pictures and questions and answers. Home; Search; Bookmarks; Home; AT&T; AT&T CL4940 User Manual; AT&T CL4940 Big Button & Big Display Telephone. User Guide. For CL4940.