사용자 설명서차례Removal and replacement17Removal and replacement strategy18Electrostatic discharge18Required tools19Types of screws19Service approach19Before performing service19After performing service20Post-service test20Print-quality test20Parts removal order21Removal and replacement procedures22Rollers22Multipurpose (MP) tray pickup roller22Multipurpose (MP) tray separation pad22Tray 2 and optional Tray 3 pickup roller25Tray 2 and optional Tray 3 separation pad26Covers and control panel27Left cover27Right cover28Top cover with LCD control-panel module29LCD control panel30Top cover with touchscreen control-panel module32Touchscreen control panel34Rear cover, rear door, and feed assembly36Cartridge door and front cover assembly39Main assemblies42Laser scanner assembly42Registration roller assembly43Fuser assembly and paper feed guide45Face down drive or duplex drive assembly48Solenoids50Tray 1 solenoid50Duplex solenoid51Motors and fans53Main motor53Fan55Printed circuit-board assemblies (PCAs)57Engine controller assembly (DC controller) PCA57Universal serial bus (USB) PCA62Formatter PCA64Wireless PCA64Power switch PCA65Connecting PCA67Miscellaneous parts68Transfer roller68Multipurpose (MP) tray pickup gear assembly68Optional paper feeder (Tray 3)69Optional paper feeder right cover70Optional paper feeder driver PCA70Optional paper feeder paper sensor PCA71Parts and diagrams75Order parts by authorized service providers76Order replacement parts76Related documentation and software76Supplies part numbers76Whole-unit replacement part numbers76How to use the parts lists and diagrams78Assembly locations79HP LaserJet M401a, M401n, M401d models79HP LaserJet M401dn and M401dw models80Optional paper feeder81Covers, panels, and doors82Internal assemblies86Input devices98500-sheet paper feeder98Paper feeder covers98Paper feeder main body (1 of 2)100Paper feeder main body (2 of 2)102Alphabetical parts list104Numerical parts list109Index115크기: 27메가바이트페이지: 118Language: English매뉴얼 열기