HP (Hewlett-Packard) HP Designjet T120 CQ891AB1K user manual

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DESIGNJET T120/T520 ePrinter Series
Service Manual

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DESIGNJET T120/T520 ePrinter Series Service Manual

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© 2012 Hewlett-Packard Development Legal notices Company, L.P. This document contains proprietary 1st edition, August 2012 information that is protected by copyright. All rights are reserved. No part of this document may be photocopied, reproduced, or translated to another language without the prior written consent of Hewlett-Packard Company.

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Notices Warranty WARNING WARNING The information contained in this The procedures described in this manual are The Warning symbol calls attention to document is subject to change without to be performed by HP-qualified service a procedure, practice, or the like, notice. personnel only. which, if not correctly performed or adhered to, could result in personal Hewlett-Packard makes no Electrical Shock Hazard injury. Do not proceed beyond a warranty of any kind with Warning symbol until the indicat

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Using this manual This service manual contains information necessary to test, maintain, and service the following: HP Designjet T120 Basic Printer 24 inch CQ891A HP Designjet T520 Pro Printer 24 inch CQ890A HP Designjet T520 Pro Printer 36 inch CQ893A For information about using these printers, see the user's guide. Readership The procedures described in this service manual are to be performed by HP Certified service personnel only. Part numbers Part numbers for printer service parts are located

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vi Using this manual ENWW

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Table of contents 1 Printer fundamentals ........................................................................................................ 1 Overview ................................................................................................................................ 1 Using the front panel ................................................................................................................ 2 Start-up sequence ........................................................

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5 Removal and installation .............................................................................................. 141 Introduction ......................................................................................................................... 143 Customer Self Repair parts .................................................................................................... 145 Videos available .....................................................................................

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Output Tray Sensor Assembly ................................................................................................ 286 Output Tray Extender Sensor Cable ........................................................................................ 289 Carriage Line Sensor ............................................................................................................ 293 Bundle Board .................................................................................................

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