Table of contents
1 Printing tips and tricks ...................................................................................................... 1
Paper loading .......................................................................................................................... 2
Paper-advance calibration ......................................................................................................... 2
Printhead alignment .................................................................................................................. 3
Use of multiple rolls .................................................................................................................. 3
2 Troubleshooting ................................................................................................................ 5
Printer education and training .................................................................................................... 7
Firmware update ...................................................................................................................... 7
Print-quality troubleshooting ....................................................................................................... 8
Troubleshooting system error codes ............................................................................................ 8
Performing a service test on a failed assembly ............................................................................. 8
Performing the necessary service calibrations .............................................................................. 8
The printer does not power on ................................................................................................... 9
The printer hangs during printing and displays ‘processing’ .......................................................... 9
The printer continuously rejects printheads ................................................................................. 10
A new maintenance cartridge is incorrectly detected as ‘used’ ..................................................... 10
Cover sensors are not working ................................................................................................. 10
The Line Sensor has problems detecting paper ........................................................................... 10
How to remove the Left Hub when the actuator is broken ............................................................ 10
Troubleshooting paper jams and printhead crashes .................................................................... 11
Troubleshooting shutdowns ...................................................................................................... 12
Vacuum suction much lower at high altitudes ............................................................................. 13
Banding at variable extreme environmental conditions ................................................................ 13
Printhead crashes/smears on high-density prints using coated paper ............................................ 14
Banding due to ink cartridge replacement while printing ............................................................. 14
34" Rice Paper not supported .................................................................................................. 14
Worm marks on HP Coated Paper with light area fills ................................................................ 15
Solving paper-handling problems ............................................................................................. 15
Difficult to load paper: “Too much skew” .................................................................................. 15
How to read the power switch LEDs .......................................................................................... 15
How to read the Formatter LEDs ............................................................................................... 16
If the front panel turns on and then stops ................................................................................... 19
How to interpret the Service Information Pages .......................................................................... 19
ENWW vii
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