Yealink W53P - Play the Local Ringback Tone Instead of Media When Placing a Long Distance Number Without Plus; Firmware and Upgrading Issues; Fail to Upgrade the Phone Firmware; Verifying the Firmware Generation and Phone Version

Troubleshooting Solutions
249
Early Media
Play the local ringback tone instead of media when placing a long dis-
tance number without plus 0
Ensure that the 180 ring workaround feature is disabled.
Related Topic
Early Media
Firmware and Upgrading Issues
Fail to upgrade the phone firmware
Do one of the following:
l Ensure that the target firmware is not the same as the current firmware.
l Ensure that the target firmware is applicable to the IP phone model.
l Ensure that the current or the target firmware is not protected.
l Ensure that the power is on and the network is available in the process of upgrading.
l Ensure that the web browser is not closed or refreshed when upgrading firmware via web user interface.
Verifying the firmware generation and phone version
Navigate to OK->Status->Base/Handset when the handset is idle to check the firmware version. For example:
77.81.0.35
Item Description
1
Firmware ID.
The firmware ID for each IP phone model is:
l 77: W60P/W53P/W41P
2 81
Major version.
Note: The larger it is, the newer the firmware generation is.
3 0 A fixed number.
4 35
Minor version.
Note: With the same firmware generation, the larger it is, the newer the firmware version is.