Netum NT-W3 Quick Setup Manual page 12

Plessey
01161
Enable Plessey
Add-On Code Setting
Users can scan the code below to open or close the setting of
UPC/EAN/JAN.
00551
Enable 2-Digit Add-On Code
00553
Enable2&5 Digit Add-On Code
01160
Disable Plessey*
00552
Enable 5-Digit Add-On Code
00550
Disable Digit Add-On Code*