HP 1050c Service Manual - Page 52

System Error Codes System Error Codes During Initialization The following System Error Codes will only appear during the Initialization process when you power ON the Printer. System Error: 0B0000 Problem Description: Bad Ambient Temperature measured. Corrective Action: Try the following: n Make sure that the Ambient temperature is within the allowed range (between 0 and 55 Degrees Centigrade). n Replace the Electronics Module ⇒ Page 8-25. System Error: 0B0001 Problem Description: Bad Humidity read. Corrective Action: Replace the Electronics Module ⇒ Page 8-25. System Error: 0B0002 Problem Description: Bad IDS pressure read. Corrective Action: Try the following: n Check that the cable from the Ink Supply Station (ISS) PCA to the Ink Supply Station is correctly connected. n Check that the Air Pressurization System Sensor Cable is correctly connected and is NOT damaged. n Check all the tubes of the APS and make sure they are NOT pinched or damaged. n Faulty APS Sensor. Replace the complete APS ⇒ Page 8-20. n If the error code continues, replace the Electronics Module ⇒ Page 8-25. WARNING Only replace one component at a time and check if the error has gone before replacing another component. Using this procedure you will be able to determine exactly which component failed. 2-18 HP DesignJets 1050C and 1055CM Printers Service Manual