HP 1055CMHP - Manual (Page 48)

System Error Codes
2-14
HP DesignJets 1050C and 1055CM Printers Service Manual
System Error: 0A0020
Problem
Description: Error in Calibrating the APS Sensor.
Corrective Action: Try the following:
n Check all the cables of the APS and make sure they are correctly
connected and are NOT damaged.
n Check all the tubes of the APS and Tubes System and make sure
they are correctly connected and are NOT pinched or damaged.
n Faulty APS Sensor or APS Valve. Replace the complete APS
⇒
Page 8-20.
System Error: 0A0030
Problem
Description: Problem in Depressurizing Air System.
Corrective Action: Try the following:
n Check the APS for any signs of Ink. Also inspect ALL Ink
Cartridges for any signs of leaking (the bottom valve of the Ink
Cartridge will contain ink).
n If there is Ink Leakage, replace ALL Ink Cartridges, the APS (
⇒
Page 8-20) and the Tubes System (
⇒
Page 8-53).
System Error: 0A0040
Problem
Description: Ink Tubes Initialization Failure Due to Low Air Pressure.
Corrective Action: Try the following:
n Check all the cables of the APS and make sure they are correctly
connected and are NOT damaged.
n Check all the tubes of the APS and Tubes System and make sure
they are correctly connected and are NOT pinched or damaged.
n Replace ONE Ink Cartridge at a time, checking if the error code
disappears.
n Faulty APS Sensor or APS Pump. Replace the complete APS
⇒
Page 8-20.