This is a user guide for the ROLMphone 300/600 Series products. The product is a telecommunications system produced by Siemens and can be used to make long-distance telephone calls.
This user guide introduces the ROLMphone 300 and 600 Series, describing the basic layout, faceplate keys, display, and available options. It explains how to make and receive calls, use speakerphone functions, and manage call features such as hold, transfer, and conferencing.
Later chapters cover advanced functions like forwarding, blocking calls, managerial features (hunt groups, PIN authorization), and troubleshooting. Appendices list feature access codes and provide a help reference for self‑test procedures.
It warns that hackers may gain unauthorized access to make long‑distance calls and that users must employ security features and practices.
The equipment complies with the limits for a Class A digital device under Part 15 of the FCC Rules.
Yes, ROLMphone and PhoneMail are registered trademarks of Siemens Business Communication Systems, Inc.