Yealink T40G Administrator's Guide

Phone Customization
201
power-saving mode.
Note: It is only applicable to T54S/T52S/T48S/T48G/T46S/T46G/T29G IP phones.
Permitted
Values
0, Integer from 100 to 10000
Default
3000
USB Port Lock
You can lock the USB port on T54S/T52S/T48S/T48G/T46S/T46G/T42S/T41S/T29G/T27G IP phones. The
following features are not available when you disable the USB port:
 Adding a Wallpaper from a USB Flash Drive
 Adding a Screensaver Picture from a USB Flash Drive
 Wi-Fi
 Bluetooth (except T54S/T52S)
 USB Recording
Topic
USB Port Lock Configuration
USB Port Lock Configuration
The following table lists the parameters you can use to configure USB port lock.
Parameter
static.usb.power.enable
[1]
<y0000000000xx>.cfg
Description
It enables or disables the USB port.
Note: It is only applicable to
T54S/T52S/T48S/T48G/T46S/T46G/T42S/T41S/T29G/T27G IP phones.
Permitted
Values
0-Disabled, the phone does not power to USB port and not detect USB devices
connected to the USB port.
1-Enabled
Default
1
[1]
If you change this parameter, the IP phone will reboot to make the change take effect.
Search Source List in Dialing
Search source list in dialing allows you to search entries from the source list when the phone is on the
pre-dialing/dialing screen. You can select the desired entry to dial out quickly.

Yealink T40G Specifications

General

SIP Accounts	3
Wall Mountable	Yes
Opus Codec	No
Display	2.3 inch 132x64-pixel graphical LCD
Network	Dual-port Gigabit Ethernet
PoE	Yes
Headset Support	Yes, RJ9 port
Power Adapter	Optional
Voice Codecs	G.722, G.711(A/μ), G.729AB, G.726
Local Phonebook	1000 entries