| Contents | v
Exporting BIN Files from the Device....................................................................................108
Importing BIN Files from the Device....................................................................................108
Exporting All the Diagnostic Files................................................................................................... 109
Device Status...................................................................................................................................109
Viewing the Device Status....................................................................................................110
Resetting Device and Configuration................................................................................................110
Resetting the Device to Default Factory Settings.................................................................110
Resetting the Device to Custom Factory Settings................................................................110
Deleting the Custom Factory Settings Files.........................................................................111
Device Reboot................................................................................................................................. 111
Rebooting the Device via Phone User Interface.................................................................. 111
Rebooting the Device via Web User Interface..................................................................... 112
Capturing the Current Screen of the Phone................................................................................... 112
Enabling the Screen Capture via Phone User Interface...................................................... 112
Capturing the Current Screen of the Device via Web User Interface...................................112
Troubleshooting Solutions......................................................................113
IP Address Issues........................................................................................................................... 113
The device does not get an IP address...............................................................................113
IP Conflict............................................................................................................................. 113
Specific format in configuring IPv6 on Yealink devices........................................................ 114
Time and Date Issues.....................................................................................................................114
Display time and date incorrectly......................................................................................... 114
Display Issues..................................................................................................................................114
The device LCD screen blank..............................................................................................114
The device displays “Offline”................................................................................................ 114
Firmware and Upgrading Issues..................................................................................................... 115
Fail to upgrade the device firmware.....................................................................................115
The device does not update the configurations................................................................... 115
System Log Issues..........................................................................................................................115
Fail to export the system log from a provisioning server (FTP/TFTP server)....................... 115
Fail to export the system log from a syslog server.............................................................. 115
Password Issues..............................................................................................................................115
Restore the administrator password.....................................................................................116
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