System Error Codes System Error: System Error 11D0: Cooling Fan Error Problem Description: When the Printhead temperature reaches above 43 o C, the Printer will check whether the temperature drops below 43 o C during printing . This error will appear if the temperature does not drop below 43 o C after 10 minutes. Corrective Action: Try the following: „ Make sure that the Printhead Cooling Fans are working correctly. If the Printhead Cooling Fans are not working correctly, replace them ⇒ Page 8-82 . „ Make sure that the Printer Cooling Fans are connected and working correctly. System Error: System Error 11E0: Long Term Storage Error Problem Description:
This error is displayed when the Printer has been left switched OFF for more than 31 days . Corrective Action: Try the following: „ This error can be avoided if the "Store Ink System" procedure is performed before turning the Printer OFF for long periods. „ To clear this error: – Turn the Printer ON in error skip mode by holding down the Cancel and Shift keys and pressing the ON button. – Enter the Password to clear the internal error flag: W , X , Shift and OK . – Switch the Printer OFF and then ON again. System Error: System Error 120x: Printhead Drive IC Error Problem Description: The Piezo Drive IC on a Printhead is too hot (85 o C or higher) or too low (- 10 o C or lower).
Corrective Action: Try the following: „ Check whether the temperature of the Printhead voltage circuit on the Carriage PCA is extremely hot. If it is extremely high, check the short-circuit of the Printhead and the Printhead Cable using a tester. The Short-circuit may have been caused by the incorrect insertion of the Printhead Cable, internal failure of the Printhead or by a foreign object attached to the Carriage PCA. „ Replace the Printhead ⇒ Page 8-35 . „ Replace the Carriage PCA ⇒ Page 8-91 . HP Designjet 9000s Series Printer Service Manual 2-11