Yealink T40G Administrator's Guide

Phone Customization
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2. Click Add button to open a *.bmp file.
You can repeat the step 2 to add multiple original picture files.
3. Click the Convert button.
Then you can find the DOB logo files in the adv directory.
Custom Logo Configuration
The following table lists the parameters you can use to configure custom logo.
Parameter
phone_setting.lcd_logo.mode
<y0000000000xx>.cfg
Description
It configures the logo shown on the LCD screen.
Note: It is not applicable to T54S/T52S/T48S/T48G/T46S/T46G/T29G IP phones.
Permitted
Values
0-Off, the IP phone is not allowed to display a logo.
1-System Logo, the LCD screen will display the system logo.
2-Custom Logo, the LCD screen will display the custom logo (you need to upload a
custom logo file to the IP phone).

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