HP Designjet 4000 Service Manual

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hp designjet 4000 series printer service manual
Troubleshooting 1
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
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HP Designjet 4000 Specifications

General

Print Technology	Thermal Inkjet
Maximum Print Width	42 inches
Memory	256 MB
Ink Types	Dye-based (color), pigment-based (black)
Number of Ink Cartridges	4
Media Types Supported	Bond and coated paper, technical paper, film, photographic paper, backlit
Interface	USB 2.0, Ethernet
Maximum Print Size	42 inches (1066.8 mm) wide, unlimited length
Roll Maximum Outer Diameter	13.5 cm
Roll Width	24 to 42 inches
Hard Disk Capacity	40 GB
Operating Systems	Windows, Mac OS X