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1. The logo should be png format and the name should be “oem.png”. And the size should be 90X510 Pixel.(90 pixels in width and 510 pixels in length)
 
2. Create a folder named netpointupdate under rote directory of USB flash disk, put the logo file into the folder.
 
3. Plug the USB flash disk to the SUNDE terminal and come to the set up page to click “update firmware”.
 
4. when you get into the update screen , please don’t press ” update ” button, but press ctrl + p directly (Press ctrl+r, the page will be back to the original one.)
 
Remark :
when you are in setup screen, please press ” update Firmware”. and then, you go to update screen.
In update screen,
(1) for update firmware, please press ” update”
(2) for changing OEM logo, please press “ctrl+p ” directly.