Yealink SIP-T58A Getting Started

Recovery Mode on Yealink IP phones
6
Using Recovery Mode and Runing Backup
System on Yealink IP Phones
This section introduces how to enter recovery mode and run the backup system on Yealink IP phones
step by step.
For Dual System Devices
This section is only applicable to SIP phone series including SIP-T42U, SIP-T43U, SIP-T46U, SIP-T48U,
SIP-T57W, SIP-T54W, SIP-T53W, SIP-T53, SIP-T53C, and VP59.
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 run the backup system.
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

Yealink SIP-T58A Specifications

General

Touchscreen type	Capacitive
Display resolution	1024 x 600 pixels
Operating system version	5.1.1
Operating system installed	Android
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info
Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Bluetooth	No
Security algorithms	SRTP
Networking standards	IEEE 802.1x
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	FTP/TFTP/HTTP/HTTPS, IPv4/IPv6, UDP/TCP/DNS-SRV
USB 2.0 ports quantity	2
Voice codecs	G.711Mu, G.711a, G.722, G.722.1, G.722.1C, G.723, G.726, G.729ab, iLBC
Lines quantity	- lines
Phonebook capacity	1000 entries
Number of VoIP accounts	16
Front camera resolution (numeric)	2 MP
Base station keys	27
AC adapter input voltage	100 - 240 V
AC adapter output current	2 A
Power consumption (typical)	1.9 W
Operating temperature (T-T)	-10 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)

Weight and Dimensions

Depth	220 mm
Width	259.4 mm
Height	239 mm
Package depth	293 mm
Package width	324 mm
Package height	128 mm