Yealink SIP-T31 Recovery Guide

Recovery Mode on Yealink IP phones
7
2. Press 1 to run the backup system.
Note
Using Recovery Mode on Yealink IP Phones
(HTTP Server)
This section introduces how to perform recovery mode using the HTTP server on Yealink IP phones step
by step.
For SIP Phone Series
This section is only applicable to SIP phone series including SIP-T27G, SIP-T30, SIP-T30P, SIP-T31,
SIP-T31P, SIP-T31G, SIP-T33P, SIP-T33G, SIP-T41S, SIP-T42S, SIP-T46S, SIP-T48S, SIP-T58A,
CP960, and CP920.
This feature can only be supported on new factory phones running firmware version 86 or later.
Procedures
1. Long press (Speakerphone key) and reconnect the power adapter to trigger the recovery
mode. Do not release until the recovery mode wizard appears on the phone LCD screen.
2. Press 1 to use the HTTP server.
For CP965/CP925 IP phones, you need to power on the device and long tap the Home touch
key when the Mute LED indicator glows red to trigger the recovery mode.

Yealink SIP-T31 Specifications

General

Resolution	132x64 pixels
Line Keys	2
HD Voice	Yes
Wall Mountable	Yes
SIP Accounts	2
Supported Protocols	SIP v1 (RFC2543), v2 (RFC3261)
Display	2.3" graphic LCD
Network Ports	2x 10/100M Ethernet ports
PoE	Yes, Power over Ethernet (IEEE 802.3af), class 2
Headset Support	Yes, RJ9 port
Voice Codecs	G.711, G.726, iLBC
Local Phonebook	1000 entries