Yealink SIP-T40G Administrator's Guide

Audio Features
156
Topic
Ringer Device Configuration
Ringer Device Configuration
The following table lists the parameters you can use to configure the ringer device.
Parameter
features.ringer_device.is_use_headset <y0000000000xx>.cfg
Description
It configures the ringer device for the phone.
Note: To use speaker, make sure “features.speaker_mode.enable” is set to 1 (Enabled). To use the
headset, make sure “features.headset_mode.enable” is set to 1 (Enabled).
Permitted
Values
0-Use Speaker
1-Use Headset
2-Use Headset & Speaker
Default
0
Supported
Devices
All phones except CP920
Web UI
Features > Audio > Ringer Device for Headset
Audio Volume
You can configure the sending volume and ringer volume for the phone.
Topics
Ringer Volume Configuration
Sending Volume Configuration
Ringer Volume Configuration
You can configure the ringer volume as a fixed level, so the user cannot adjust the ringer volume on the phone.
This feature is used to avoid missing calls when the user turns down the ringer volume.
The following table lists the parameters you can use to configure the ringer volume.
Parameter
force.voice.ring_vol <y0000000000xx>.cfg
Description
It configures the ring tone as a fixed volume.
Permitted
Values
Blank-the user can adjust the ringer volume on the phone.
0 to 15-the user cannot adjust the ringer volume on the phone, the ring tone is the configured volume.
Default
Blank
Parameter
phone_setting.voice.ring_vol_min <y0000000000xx>.cfg
Description
It configures the adjustable minimum ringer volume on the phone.
Note: It only takes effect on the ringer volume of the speaker on the phone. After the headset is con-
nected, the ringer volume can only be controlled by the headset itself.
Permitted
Values
Integer from 0 to 15
Default
0
Supported
Devices
T57W, T54W, T53W, T53, T48U, T46U, T43U, T42U, T48S, T46S, T42S, T41S, T27G and CP920

Yealink SIP-T40G Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Wall mountable	Yes
Wi-Fi	No
Security algorithms	AES, HTTPS, SSL/TLS
Networking standards	IEEE 802.3af
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	FTP, TFTP, HTTP, HTTPS
Voice codecs	G.711, G.711a, G.711u, G.722, G.726, G.729ab
RJ-11 ports quantity	1
Ethernet LAN (RJ-45) ports	2
AC adapter input voltage	100 - 240 V
AC adapter output current	0.6 A
AC adapter output voltage	5 V
Power consumption (typical)	1.6 W
Certification	CE, FCC, ISO 9001
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 90 %
Volume control	Digital
Display diagonal	2.3 \
Display resolution	132 x 64 pixels
Lines quantity	3 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	3
Number of handles included	1 pc(s)

Weight and Dimensions

Depth	175 mm
Width	212 mm
Height	54 mm