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System Error Codes
HP Designjet 4000/4020 Printer Series Service Manual
System Error:
74:04
Problem
Description:
Old Vacuum Fan detected - upgrade the Firmware.
Corrective Action:
Try the following:
îš„ Check that the Printer has the latest Firmware version. If not, update the
Firmware to the latest version.
System Error:
76:03
Problem
Description:
Out of Disk space - Data was lost.
Corrective Action:
Try the following:
îš„ Switch the Power OFF from the back of the Printer and disconnect the
Power cord. Reconnect the power cord and power On the Printer.
îš„ Resend the file to the Printer.
îš„ If the System Error continues,
it is recommended that you remove any
unnecessary files from the Hard Disk Drive using the Web Server
.
 Perform an EEROM Reset (⇒ Page 4-46) and resend the file to the Printer.
System Error:
77:04
Problem
Description:
Embedded Web Server internal software error.
Corrective Action:
Try the following:
îš„ Switch the Power OFF from the back of the Printer and disconnect the
Power cord. Reconnect the power cord and power On the Printer.
îš„ Check that the Printer has the latest Firmware version. If not, update the
Firmware to the latest version.
System Error:
79:03
Problem
Description:
Generic Firmware error.
Corrective Action:
Try the following:
îš„ Switch the Power OFF from the back of the Printer and disconnect the
Power cord. Reconnect the power cord and power On the Printer.
îš„ Check that the Printer has the latest Firmware version. If not, update the
Firmware to the latest version.
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