Hi, 1. You must put a (or one) power supply to each carton box. Can I understand that each carton box will contain one power supply in the above case?
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Clive2. You must connect a (or one) power supply to each machine.Can I understand that each machine uses one power supply jointly? The instruction is ambiguous. Ask for clarification.I used "a power supply" for an AC-DC converter, such as a small unit used for a notebook PC, for example.