The Avaya Documentation Center website contains user guides and manuals for Avaya products. The links below cover user guides that you may find useful.
Phone User Guides
IP Office J100 Series Phone User Guide | IP Office J100 Series Quick Reference
IP Office 1408/1416 Phone User Guide | IP Office 1408/1416 Telephone Quick Reference Guide
IP Office 1608/1616 Phone User Guide | IP Office 1608/1616 IP Telephone Quick Reference Guide
IP Office 9500 Series Phone User Guide | IP Office 9500 Series Quick Reference
IP Office 9600 Series Phone User Guide | IP Office 9600 Series Quick Reference
