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hp LaserJet 9055 mfp
hp LaserJet 9065 mfp
service manual
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hp LaserJet 9055mfp (Q3631A) hp LaserJet 9065mfp (Q3632A) service manual
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Copyright Information Trademark Credits ® ® ® © 2003 Copyright Hewlett-Packard Development Microsoft , Windows , and Windows NT are Company, L.P. U.S. registered trademarks of Microsoft Corporation. Reproduction, adaptation or translation without prior written permission is prohibited, except as allowed under the copyright laws. The information contained herein is subject to change without notice. The only warranties for HP products and services are set forth in the express warranty stat
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Contents Tray 1 paper feed/automatic duplex 1 How to use this manual unit (ADU) pre-registration Manual contents . . . . . . . . . . . . . . . . . . . . . . . . . 2 drive section . . . . . . . . . . . . . . . . . . . 31 Manual organization . . . . . . . . . . . . . . . . . . . . . . 2 Charging and transfer/separation wire cleaning drive section . . . . . . . . . . . . 32 Automatic Duplex Unit (ADU) 2 Safety conveyance drive section . . . . . . . . . 33 Paper exit drive section . . . . . . . . .
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M14 (charger cleaning) control . . . . . . . . . 60 Paper reverse and exit control . . . . . . . . 104 M10 (transfer/separation cleaning) ADF paper conveyance/feed control . . . 108 control . . . . . . . . . . . . . . . . . . . . . . . . 61 Fuser unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111 PCL/TSL control . . . . . . . . . . . . . . . . . . . . 62 Composition . . . . . . . . . . . . . . . . . . . . . . 111 Developing unit . . . . . . . . . . . . . . . . . . . . . . . . . 63
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Removing, cleaning, and reinstalling Paper feed unit of Tray 3 . . . . . . . . . . . . . . . . 179 the drum . . . . . . . . . . . . . . . . . . . . . 155 Removing and reinstalling the paper Removing and reinstalling the feed unit . . . . . . . . . . . . . . . . . . . . . 179 separation claws and separation Removing and reinstalling paper feed claw solenoid . . . . . . . . . . . . . . . . . 156 Tray 3 . . . . . . . . . . . . . . . . . . . . . . . 179 Removing and reinstalling the toner Removing a
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Fuser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 208 Removing and reinstalling the fuser . . . . 208 Removing and reinstalling the fuser (top). . . . . . . . . . . . . . . . . . . . . . . . . 208 Removing and reinstalling the web cover . . . . . . . . . . . . . . . . . . . . . . . . 209 Removing and reinstalling the cleaning web . . . . . . . . . . . . . . . . . . 210 Replacing the fusing heater lamps (L2, L3) . . . . . . . . . . . . . . . . . . . . . . 210 Replacing the fus
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1How to use this manual Manual contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Manual organization. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 ENWW 1 How to use this manual
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Manual contents The HP LaserJet 9055mfp/9065mfp Service Manual contains six separate documents. Each document provides specific service information for one of the components that make up the HP LaserJet 9055mfp/9065mfp. The following are the component documents, listed in the order that they appear in the manual: HP LaserJet 9055mfp/9065mfp (main engine) Automatic document feeder 4000-sheet high capacity input Post insertion kit Punch kit Stapler/stacker and multifunction finisher
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2Safety Safety and important warning items. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Important notices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Description items for Warning, Caution, and Note . . . . . . . . . . . . . . . . . . 4 Safety warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Modifications not authorized by hp. . . . . . . . . . . . . . . . . . . . . . . . .
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Safety and important warning items Read carefully the safety and important warning items described below to understand them before doing service work. Important notices Because of possible hazards to an inexperienced person servicing this MFP as well as the risk of damage to the MFP, HP strongly recommends that all servicing be performed only by HP-trained service technicians. Changes may have been made to this MFP to improve its performance after this service handbook was printed. According
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Symbols used for safety and important warning items are defined as follows Precaution when General precaution Electric hazard High temperature using the MFP Prohibition when General prohibition Do not touch with wet hand Do not disassemble using the MFP Direction when General instruction Unplug Ground/Earth using the MFP Safety warnings Modifications not authorized by hp HP MFPs are renowned for their high reliability. This reliability is achieved through high-quality design and a solid servic
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WARNING: Prohibited actions Do not disable relay functions (such as wedging paper between relay contacts). Do not disable safety functions (interlocks, safety circuits, and so forth). Safety will not be assured, leading to a risk of fire and injury. Do not make any modification to the MFP unless instructed by HP. Do not use parts not specified by HP. Note Only qualified service personnel should disable relay functions and safety functions when it is necessary to solve problems. Chec
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Power supply WARNING: Wall outlet Check that main voltage is as specified. Plug the power cord into the dedicated wall outlet with a capacity greater than the maximum power consumption. kw If excessive current flows in the wall outlet, fire may result. If two or more power cords are plugged into the wall outlet, the total load must not exceed the rating of the wall outlet. If excessive current flows in the wall outlet, fire may result. WARNING: Power plug and cord Make sure the
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WARNING: Power plug and cord Check whether the power cord is not stepped on or pinched by a table and so on. Overheating may occur there, leading to a risk of fire. Do not bundle or tie the power cord. Overheating may occur there, leading to a risk of fire. Check whether dust has collected around the power plug and wall outlet. Using the power plug and wall outlet without removing dust may result in fire. Do not insert the power plug into the wall outlet with a wet hand. The ri
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WARNING: Wiring When an extension cord is required, use a specified one. Current that can flow in the extension cord is limited, so using an extension cord that is too long may result in fire. Do not use an extension cable reel with the cable taken up. Fire may result. WARNING: Ground lead Check whether the MFP is grounded properly. If current leakage occurs in an ungrounded MFP, you may suffer electric shock while operating the MFP. Connect the ground lead to one of the following poi
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Installation requirements WARNING: Prohibited installation place Do not place the MFP near flammable materials such as curtains or volatile materials that may catch fire. A risk of fire exists. Do not place the MFP in a place exposed to water such as rain water. A risk of fire and electric shock exists. WARNING: Non-operational handling When the MFP is not used over an extended period of time (holidays, and so forth), turn it off and unplug the power cord. Dust collected around the po
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CAUTION: Ventilation The MFP generates ozone gas during operation, but it is not sufficient to be harmful to the human body. If a bad smell of ozone is present in the following cases, ventilate the room. When the MFP is used in a poorly ventilated room When making a lot of copies When using multiple MFPs at the same time CAUTION: Vibration When installing the MFP, read the installation guide thoroughly. Be sure to install the MFP on a level and sturdy surface. Constant vibration w
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CAUTION: Inspection before servicing The area around the fuser unit is hot. You may get burned. WARNING: Work performed with the MFP powered Be careful when making adjustments or performing an operation check with the MFP powered on. If you make adjustments or perform an operation check with the external cover detached, you may touch live or high-voltage parts or you may be caught in moving gears or the timing belt, leading to a risk of injury. Be careful when servicing with the exter
