４ - ２ Preparation 4-2-1 Confirmation of replaceability Refer to NB-series Programmable Terminals Host Connection Manual (V108-E1) if the current used PLC is supported by the NB-V1. 4-2-2 Uploading the project from the existing NB 15 Start the NB-Designer. *NB-Designer Ver.1.60 or higher must be installed in the computer. 1. The procedures in this chapter assume that uploading and decompiling are enabled in the settings of the screen data transferred to the NB. A password is also required for uploading and decompiling. Please use the password set at the time of screen transfer. *The default password for upload is 888888. 2. Select Upload from the Tools Menu.