specifications We have the following decoders:ENCAD NOVAJET 500,600,630,700,750, 850(Version 1.013 & Version 2.013) and KODAK 4760. Instruction Manual for ENCAD NOVAJET Decoders 500,600,630 and 700 1. Make sure that the golden finger of decoder should be in the same direction as that of the data line. 2. Insert the decoder, if the message displays Unrecognised cartridges first please check if they are in good contact, then see the Version of the FIRMWARE, if the decoder can't work with the low Version, please update to the high Version.