Yealink SIP-T43U Administrator's Guide

Using Handsets with T57W/T54W/T53W/T53 Phones
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If you change this parameter, the phone will reboot to make the change take effect.
Handset Settings Parameters
Parameter
custom.handset.eco_mode.enable <y0000000000xx>.cfg
Description
It enables or disables the eco mode to greatly reduce the transmission power and signal output when
the phone is in the talk mode.
Permitted
Values
-1-Do not modify the configuration.
0-Disabled
1-Enabled
Default
-1
Supported
Devices
All handsets except DD phones
Handset UI
OK > Settings > System Settings (Basic Settings) > Eco Mode
Parameter
custom.handset.color_scheme <y0000000000xx>.cfg
Description
It configures the color scheme of the handset.
Note: It will take effect on all handsets that are registered on the same phone. It works only if the value
of the parameter “static.auto_provision.handset_configured.enable” is set to 1 (Enabled).
Permitted
Values
-1-Do not modify the configuration.
0-Color scheme 1
1-Color scheme 2
Default
-1
Supported
Devices
W52H
Handset UI
OK > Settings > Display > Color Schemes
Parameter
custom.handset.missed_call_notify_light.enable <y0000000000xx>.cfg
Description
It enables or disables the message key LED to flash red when the handset misses a call.
Note: It will take effect on all handsets that are registered on the same phone. It works only if “stat-
ic.auto_provision.handset_configured.enable” is set to 1 (Enabled).
Permitted
Values
-1-Do not modify the configuration.
0-Disabled
1-Enabled
Default
-1
Supported
Devices
W52H
Handset UI
OK > Settings > Display > Notification Light > Missed Call
Parameter
custom.handset.voice_mail_notify_light.enable <y0000000000xx>.cfg
Description
It enables or disables the message key LED to flash when the handset receives a voice mail.
Note: It will take effect on all handsets that are registered on the same phone. It works only if “stat-
ic.auto_provision.handset_configured.enable” is set to 1 (Enabled).
Permitted
-1-Do not modify the configuration.

Yealink SIP-T43U Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Gray
Wall mountable	Yes
Sustainability certificates	REACH, RoHS
AC adapter input voltage	100 - 240 V
AC adapter output current	1.2 A
AC adapter output voltage	5 V
Power consumption (typical)	2.2 W
Bluetooth version	4.1
Networking standards	IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	FTP/TFTP/HTTP/HTTPS, IPv6, LLDP/CDP/DHCP VLAN
USB 2.0 ports quantity	2
Lines quantity	12 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	12
Voice codecs	AGC, AJB, AMR-NB, AMR-WB, G.711Mu, G.711a, G.723.1, G.726, G.729ab, OPUS, PLC, VAD, iLBC
Number of handles included	1 pc(s)
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Display diagonal	3.7 \
Display resolution	360 x 160 pixels
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	206.2 mm
Width	224.9 mm
Height	174.9 mm
Package depth	223 mm
Package width	246 mm
Package height	120 mm