Yealink W80DM 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 W80DM Specifications

General

Voice codecs	AGC, AJB, AMR-NB, AMR-WB, CNG, G.722, G.726, G.729, OPUS, PCMA, PLC, VAD, iLBC
Security algorithms	AES, HTTPS, SHA-256, SHA-384, SHA-512, SRTP, TLS
Networking standards	IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Wireless synchronization	Yes
Supported network protocols	SIP v1 (RFC2543), v2 (RFC3261), SNTP/NTP, VLAN (802.1Q and 802.1P), 802.1x, LLDP, STUN, UDP/TCP/TLS
Number of carrier frequencies	2
Number of bases supported (max)	30
Number of handsets supported (max)	100
Number of parallel conferences	3
Phonebook capacity (per handset)	100 entries
Number of WB calls per base supported (max)	8
Product color	White
Ethernet LAN (RJ-45) ports	1
Input voltage	100 - 240 V
Output current	1.2 A
Output voltage	5 V
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Master (outer) case width	336 mm
Master (outer) case height	187 mm
Master (outer) case length	375 mm
Master (outer) case weight	3130 g
Harmonized System (HS) code	85177900
Quantity per master (outer) case	10 pc(s)
Frequency range (EU)	1880 - 1900 MHz
Frequency range (US)	1920 - 1930 MHz
Maximum indoor range	50 m
Maximum outdoor range	300 m

Weight and Dimensions

Weight	2560 g
Package depth	180 mm
Package width	174 mm
Package height	63 mm
Dimensions (WxDxH)	130 x 100 x 25.1 mm