*Only for Old Ruby SuperSystem
From your Ruby Console, we need find which COM PORT is being used:
• Press Exit until [SALES]
shows on the screen
• Arrow [Ticket Print/Right Arrow] over to [MAINTENANCE]
• Press ENTER, enter ID and Password (Default is 1 and 123)
• Press ENTER and you should see 1. VERSION INFORMATION
• Arrow [Ticket Print/Right Arrow] over until you see 3. DISPLAY I/O CONFIGURATION
• Press ENTER and Arrow [Ticket Print/Right Arrow] over until you see the following:
gcomms.ldm /dev/com5 19200 n 8 1
• while connecting the Cable at back of your Ruby Register, make sure the same COM Port number is being used for Back Office Network Connection.