Cisco CP-7931G User Guide - Page 91
Troubleshooting Your Phone, General Troubleshooting
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Troubleshooting Your Phone This section provides troubleshooting information for your Cisco Unified IP Phone. General Troubleshooting This section provides information to help you troubleshoot general problems with your phone. For more information, see your system administrator. Symptom Explanation You cannot hear a dial One or more of the following factors may apply: tone or complete a call • You must log into the Extension Mobility service. • You must enter a client matter code (CMC) or forced authorization code (FAC) after dialing a number. • Your phone has time-of-day restrictions that prevent you from using some features during certain hours of the day. Settings is unavailable in the Application menu. Your system administrator may have disabled Settings on your phone. The softkey that you want to use does not appear One or more of the following factors may apply: • You must press more to reveal additional softkeys. • You must change the line state (for example, go off-hook or have a connected call). • Your phone is not configured to support the feature associated with that softkey. Cisco CallBack fails The other party may have call forwarding enabled. The phone shows an error message when you attempt to set up Call Forward All Your phone may reject your attempt to set up Call Forward All directly on the phone if the target number that you enter would create a Call Forward All loop or would exceed the maximum number of links permitted in a Call Forward All chain (also known as a maximum hop count). Ask your system administrator for details. Cisco Unified IP Phone 7931G Phone Guide for Cisco Unified Communications Manager 8.5(1) (SCCP and SIP) 85