A

Cable

fully seated on the printer and host connectors?

Yes

Connect the printer to a different host or connect a different printer to the same host. Retest.

Retest passes?

Yes

The problem is not a printer hardware problem. Check the configuration of the printer and the host.

End

No

No

If using a different interface Verify that the interface cable from the one included cable used is a Centronics with the printer, verify the

Interface cable and that the cable is a Centronics Interface cable fully seats on the

cable and that the cable fully printer interface connector. seats on the printer interface

connector.

If using the interface cable Check the interface included with the printer, cable for continuity.

check the cable for

continuity.

Cable OK?

Yes

May be a printer interface circuitry problem. Return the printer for repair.

Reseat the cable on the printer and host interface connectors. Make sure the cable is firmly and fully seated on the printer and computer interface connectors. Retest.

No

Obtain a new and correct interface cable. Retest.

Problem Resolution 5-19

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HP 400 manual Cable