HP Designjet 4000 Service Manual - Page 7
Troubleshooting - banding
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Page 7 highlights
Troubleshooting 11 Introduction 1-2 Troubleshooting System Error Codes 1-2 Performing a Service Test on a Failed Assembly 1-2 Performing the Necessary Service Calibrations 1-3 Solving Print Quality Problems 1-3 The Printer does not Power ON 1-3 The Printer Continuously Rejects Printheads 1-3 Cover Sensors are not Working 1-3 The Line Sensor has Problems Detecting Media 1-4 Troubleshooting Shutdowns 1-5 Vacuum suction much lower at high altitudes 1-6 Banding at variable extreme environmental conditions 1-6 Printhead Crashes/Smears on High Density Prints Using Coated Media 1-6 Banding due to Ink Cartridge replacement while printing 1-7 34" Rice Paper not supported 1-7 Cut Sheet rice paper loading failure 1-7 Worm marks on HP Coated media with light area fills 1-7 Solving Media-Handling Problems 1-8 Using the Buzzer at Power-up to Troubleshoot 1-9 Using the Power-up Sequence to Troubleshoot 1-10 Using the Power Switch LEDs to Troubleshoot 1-13 Using the PCA LEDs to Troubleshoot 1-14 How to Interpret the Service Information Pages 1-17 hp designjet 4000 series printer service manual 1-1