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Yealink SIP-T53W Administrator's Guide

Yealink SIP-T53W
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Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
290
Supported
Devices
T57W, T54W, T48U, T48S, T46U, T46S
Parameter
phone_setting.icon.delete
[1]
<y0000000000xx>.cfg
Description
It deletes all custom icons.
Permitted
Values
http://localhost/all
Default
Blank
Supported
Devices
T57W, T54W, T48U, T48S, T46U, T46S
[1]
If you change this parameter, the phone will reboot to make the change take effect.
Warnings Display
When one of the following situations occurs:
l The default password is being used
l Account registration failed
l Provisioning credentials are wrong
l Network is unavailable
l Line on redundancy registration
On the T42S/T42U/T41S phones, a warning message appears on the idle screen.
On the other phones, a warning icon appears in the status bar.
Topic
Warnings Display Configuration
Warnings Display Configuration
The following table lists the parameter you can use to configure the warnings display.
Parameter
phone_setting.warnings_display.mode <y0000000000xx>.cfg
Description
It enables or disables the phone to display warnings.
Permitted
Values
0-Disabled
1-Enabled
Default
1
Supported
Devices
All phones except T48G, T46G, T42G, T41P and T29G
Out of Service
When the network of the phone is disconnected and the warning message appears on the screen, the phone will
play an alert tone.
Topic
Out of Service Configuration
Out of Service Configuration
The following table lists the parameter you can use to configure out of service.

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Yealink SIP-T53W Specifications

General IconGeneral
MountingDesk/Wall
Handset typeWired handset
Product typeIP mobile phone
Product colorGray
Keypad illuminationYes
Wi-Fi standards802.11a, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth version4.2
Security algorithmsAES, HTTPS, SIPS
Networking standardsIEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN interface typeGigabit Ethernet
Supported network protocolsFTP/TFTP/HTTP/HTTPS
Dual-Tone Multi-Frequency (DTMF) modesIn-band, Out-of band, SIP info
USB 2.0 ports quantity1
Ethernet LAN (RJ-45) ports2
Lines quantity8 lines
Phonebook capacity1000 entries
Number of VoIP accounts12
AC adapter input voltage100 - 240 V
AC adapter output current1.2 A
AC adapter output voltage5 V
Power consumption (typical)2.3 W
Volume controlButtons
Number of programmable keys8
Storage temperature (T-T)-30 - 70 °C
Operating temperature (T-T)0 - 40 °C
Operating relative humidity (H-H)10 - 95 %
Display diagonal3.7 \
Display resolution360 x 160 pixels
Cables includedLAN (RJ-45)
Number of handles included1 pc(s)
Number of DECT wireless handsets4
Voice codecsG.722, G.723.1, G.726, G.729A, G.729B, OPUS, iLBC
Weight and Dimensions IconWeight and Dimensions
Depth210.6 mm
Width212 mm
Height174.5 mm

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