HP — Руководство по обслуживанию и ремонту принтера HP DesignJet T120/T520 (EN)

Table of contents 1 Printer fundamentals .................................................................................................................................... 1 Using the front panel ............................................................................................................................................. 1 Overview ................................................................................................................................................................ 1 Start-up sequence .................................................................................................................................................

3 Subsystems ............................................................................................................................................................ 5 2 Troubleshooting .......................................................................................................................................... 33 Basic printer troubleshooting ............................................................................................................................. 35 Printer troubleshooting flowchart ......................................................................................................................

34 System error codes .............................................................................................................................................. 38 Paper troubleshooting ........................................................................................................................................ 57 Communication troubleshooting ........................................................................................................................ 62 Ink-supplies troubleshooting ..............................................................................................................................

66 Print-quality troubleshooting ............................................................................................................................. 78 Update the firmware ........................................................................................................................................... 91 3 Support menus ............................................................................................................................................ 95 Entering the support menus ...............................................................................................................................

96 Extended Support menu ................................................................................................................................... 117 Support menu ...................................................................................................................................................... 98 4 Parts and diagrams .................................................................................................................................... 119 Introduction .......................................................................................................................................................

119 Printer support .................................................................................................................................................. 120 Covers ................................................................................................................................................................ 121 Roll covers ......................................................................................................................................................... 122 Right-hand assemblies .....................................................................................................................................

123 Left-hand assemblies ........................................................................................................................................ 125 Carriage assembly ............................................................................................................................................. 127 Paper path (front) .............................................................................................................................................. 129 Paper path (rear) ...............................................................................................................................................

130 Roll supports ..................................................................................................................................................... 131 Sensor Kit ........................................................................................................................................................... 132 Miscellaneous parts ........................................................................................................................................... 133 ENWW vii