System Error Codes - Full Descriptions

System Error:

79:YZ

Problem

Generic Firmware error.

Description:

 

Corrective Action: Try the following:

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

2Check that the Printer has the latest Firmware version. If not, update the Firmware to the latest version.

 

If you see system error 79:04, see Appendix A: How to

 

troubleshoot SE 79:04 on page 2-33.

System Error:

79.1:YZ

Problem

Recoverable firmware error that does not stop the printing process.

Description:

 

Corrective Action: Try the following:

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

2Check that the Printer has the latest Firmware version. If not, update the Firmware to the latest version.

System Error:

81:YZ

Initial checks:

This error can occur because the printer has been dropped during

 

transportation, causing structural damage. Before continuing with the 81:YZ

 

troubleshooting, first look for structural damage.

 

To identify the structural damage, look for the following three things:

 

„ Consistent 81:YZ error codes.

 

„ Platen fingers rubbing on the roller surface, leaving black marks on the

HP Designjet T Series — Service Manual

2-29