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The device belongs to one of our customers. It only shows a blue screen in the printer display with the error-code B374734A. Otherwise, nothing works anymore. What could be causing this error?

1 ACCEPTED SOLUTION

Accepted Solutions
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request a usb firmware part or call to replace the firmware usb

Original New USB CQ891-67097 For Designjet T120 T520

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1 REPLY 1
HP Recommended

request a usb firmware part or call to replace the firmware usb

Original New USB CQ891-67097 For Designjet T120 T520

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