HP DesignJet T / Z Series Media Settings Service may be required

HP Wide-Format Printer Troubleshooting

HP DesignJet T/Z Error 78.1:YZ – Media settings area missing in media settings file

Media settings area missing in media settings file Try the following: Switch the Power OFF from the back of the Printer and disconnect the Power cord.

Applicable models
T510T520T610T620T1100T1120T120T1200T1300T770T790T920 +19 more

What error 78.1:YZ means

Error 78.1:YZ on HP DesignJet T/Z indicates Media settings area missing in media settings file. The source places this code in the Media Settings area.

Start here

What you can check first

  1. Reconnect the power cord and power On the Printer.
  2. Switch the Power OFF from the back of the Printer and disconnect the Power cord.

When to call for service

If the error comes back

If error 78.1:YZ remains after the customer-level checks above, the supplied source directs the user to service or support. Send LCR the exact code and printer model so the service request can be triaged with the error information attached.

When you contact LCR, include the exact error code, printer model, what happened immediately before the error, and whether it returns after a restart.

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