HP Designjet 4500 Series - Page 64

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System Error Codes
HP Designjet 4500 Printer Series Service Manual
should make sure that at least a Printhead Recovery is performed.
System Error: 91:10
Problem
Description:
The HP Instant Support troubleshooting tool has detected that at least, for one
Printhead:
 It is currently in warranty (less than 1000cc of ink used).
 That the previous 2 Printheads had been found defective within the
warranty period.
Corrective Action:
In this case, it is possible that the Printer is damaging the Printhead. If, after
replacing the Printhead a third time, it is found to be defective again, you may
need to troubleshoot the Carriage Flex Cables or the Carriage PCA.
System Error: 93:11
Problem
Description:
Unable to pressurize the IDS.
Corrective Action: Try the following:
 Remove ALL the Ink Cartridges and reinstall them one by one in to the
Printer.
 Replace the Ink Cartridges.
 Replace the APS Assembly ⇒ Page 8-49.
 If the System Error continues, replace the Ink Supply Tubes and Trailing
Cable ⇒ Page 8-40.
System Error:
98:02 (this error code will be logged in the system but will not actually
appear on the Front Panel)
Problem
Description:
Switching to lower performance due to Printhead quality.
Corrective Action: Try the following:
 Try a Printhead recovery on the Printheads.
 Replace the faulty Printhead. You may have to print the Image Quality
Diagnostics print in order to identify the faulty Printhead.