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My cash reg tec 1450 shows error ?

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I have a TEC MA-315 cash register given to me. How do i reprogramm the dept?

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The Journal roll keeps whizzing round?

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I have a Tec MA 1350, once any button is pressed it constantly bleeps ?

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TEC MA-1450-1 Series Shutoff?

slip light is on and cash register won't work?

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