Error Code: 23 I/O NOT READY

Printer Error - 23 I/O NOT READY
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Error Message: 23 I/O NOT READY

HP Error Code		23 I/O NOT READY
Printers Affected		IIISi
Description		The I/O card is not able to accept data. Print a self-test for more information. If an optional I/O interface is installed, refer to that product's documentation or contact the vendor.