Yealink T28P Firmware and Custom Sonictel Logo Files

Sonictel Logo (Note , I haven't gotten this to work reliably so better to perform via web gui for now SR)

Copy these two codes to ADVANCED TAB for Custom Sonictel Logo

lcd_logo.delete="http://localhost/all"

phone_setting.lcd_logo.mode="2"

lcd_logo.url="https://sonictel-prov-files.s3.us-east-2.amazonaws.com/yealinkt28p/sonictelt28logo.dob"

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Sonictel Logo AWS location (just for reference)

https://sonictel-prov-files.s3.us-east-2.amazonaws.com/yealinkt28p/sonictelt28logo.dob

################################################################################

##  Configure the access  URL of logo file 

################################################################################

#Before using this parameter, you should store the desired logo file (x.dob) to the provisioning server.

#For more information, refer to Yealink Auto Provisioning User Guide.

#Configure the logo mode of the LCD screen; 0-Disabled (default), 1-System logo, 2-Custom logo;

phone_setting.lcd_logo.mode="2"

lcd_logo.url="https://sonictel-prov-files.s3.us-east-2.amazonaws.com/yealinkt28p/sonictelt28logo.dob"

To delete any previous logo's etc.

#lcd_logo.delete = http://localhost/all, delete all the customized logo.

lcd_logo.delete=" http://localhost/all"

Custom Latest Firmware

NOTE: You may need to Upgrade firmware Direct to Phones Web Gui Prior to Shipping as early version will not allow for remote upgrade.

## Yealink T28P Firmware required for DNS SRV ##

firmware.url="https://sonictel-prov-files.s3.us-east-2.amazonaws.com/yealinkt28p/2.73.0.50.rom"

SEE ATTACHED DOC for how to create custom logo

The folder and program files are in Sonictel shared drive > Tech Docs > Yealink >

Using the program microsoft PAINT or similar create text logo no larger than 130x60 pixels - SAVE as .BMP only 

Using Yealink file converter program = PictureExDemo.exe (NOTE YOU MUST INSTALL (COPY this .exe File onto YOUR C: DRIVE)

Click to add your .BMP file

Click Convert, this will create a .dob file

See the folder = adv , for the converted .dob file

Upload directly to phone in FEATURES > GENERAL INFORMATION

Use Logo drop down = Custom logo

Upload Logo

Browse - Select File - Click Upload

OR

We can host on our AWS and remote provision

Firmware and Logo are in SONICTEL SHARED > TECH DOCS > YEALINK > T28P folder

sonictelt28logo.dob

Latest and Last firmware release for this model = firmware is 2.73.0.50

See Yealinks Support Page

http://support.yealink.com/documentFront/forwardToDocumentDetailPage?documentId=16