Check the data cables on the A/B switch box.
Make sure the data cables are connected to the correct ports. if they are NOT labeled, or if you're uncomfortable checking these, open a SimpleThink Ticket.
* Do NOT merry go round cables around if you do NOT understand.
* KVS controllers should be connected to the I/O port.
* Lunch Printers should be connected to the A port.
* Breakfast Printers should be connected to the B port.
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