Yealink SIP-T48G

Troubleshooting
775
Item
Description
1
44
Hardware version.
The hardware version for each IP phone
model is:
 35: SIP-T48G
 28: SIP-T46G
 29: SIP-T42G
 36: SIP-T41P
 54:SIP-T40P
 46: SIP-T29G
 45: SIP-T27P
 44: SIP-T23P/G
 52: SIP-T21(P) E2
 53: SIP-T19(P) E2
 37: CP860
2
80
Firmware generation.
Note: The larger it is, the newer the firmware
generation is.
3
0
A fixed number.
4
60
Firmware version.
Note: With the same firmware generation, the
larger it is, the newer the firmware version is.
’
Do one of the following:
 Ensure that the configuration is set correctly.
 Reboot the phone. Some configurations require a reboot to take effect.
 Ensure that the configuration is applicable to the IP phone model.
 The configuration may depend on support from a server.
Auto provisioning refers to the update of IP phones, including update on configuration