Aastra 7446ip Aastra 7446ip (5446ip) user guidefor MX-ONE - Page 85
Troubleshooting
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IP PHONE FOR MX-ONE™ Note: If you have forgotten your password, contact the system administrator. 3. Click the plus signs to open the sub menus. 4. Click on the desired feature. You can select among the following features: Contacts. Select if you want to add or delete entries. Call list Select if you want to delete the call list. Settings Includes the options Programmable keys, Hearing Level, and Ring Character. 5. Click Log off to exit. 18 85 Troubleshooting This section describes common operational problems and warnings, and suggests actions to solve the problems. Table 3 Common problems, their causes and solutions Trouble The message "No connection to network" appears The phone is locked The access warning triangle appears in the display Cause There is no connection to the LAN There is disturbance in the LAN. There is disturbance in the LAN or in the exchange. Solution Check the LAN cable between the LAN port and the phone. Restart the phone by pressing the C (clear), mute, and # keys simultaneously for 2 seconds. Although some features may not work, the phone can still be used for making and receiving calls. If the trouble persists, contact the system administrator. 6/1553-DBC 446 01 Uen E8 2010-07-08