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HP DesignJets 500, 510 and 800 Series Printers Service Manual
Troubleshooting 1
Introduction 1-2
Troubleshooting System Error Codes 1-3
Performing a Service Test on a Failed Assembly 1-3
Performing the Necessary Service Calibrations 1-3
Solving Print Quality Problems 1-4
The Printer does not Power ON 1-4
Cover Sensors are not Working 1-4
The Line Sensor has Problems Detecting Media 1-4
Troubleshooting Paper-Axis Shutdowns 1-5
Problems with the Vacuum Fan 1-6
Vacuum suction much lower at high altitudes 1-6
HP-GL/2 color differences in different HP DesignJet Printers 1-7
Banding at variable extreme environmental conditions 1-7
The Priming Procedure Fails 1-8
Using the Power Switch LED to Troubleshoot 1-11
Using the Boot-Up Sequence to Troubleshoot 1-13
How to Detect Problems Related to the Encoder Disk 1-17
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