39Remove the inner cover 3 Removal and replacement | HP 100 CE866A

2.Remove three machine screws (callout 1), and then remove one self-tapping screw (callout 2). Figure 1-38Remove the inner cover (2 of 4)

1

2

3.Release one tab (callout 1).

Figure 1-39Remove the inner cover (3 of 4)

1

36 Chapter 1 Removal and replacement

ENWW

Image 54

HP 100 CE866A manual 39Remove the inner cover 3 Removal and replacement

Contents

Laserjet PRO 100 Color MFP M175 Page HP LaserJet Pro 100 color MFP M175 Copyright and License Conventions used in this guide Conventions used in this guide Table of contents Solve problems Parts and diagrams 101 Appendix a Service and support 123 Appendix B Specifications 135Appendix C Regulatory information 137 Index 149 Enww List of tables Xii List of figures 33 Remove the left-front cover 1 74 Remove the engine controller assembly 2 Scanner and document feeder main assemblies 112 Removal and replacement Removal and replacement strategy Introduction Electrostatic discharge Required tools After performing service Service approachBefore performing service Post-service test Parts removal order ITB 3Parts removal order document feeder Removal and replacement procedures Print cartridges Enww Imaging drum Enww Input tray 4Remove the tray Secondary transfer roller Separation pad assembly Rotate the pickup roller to the service position Pickup rollerBefore proceeding, remove the following components Remove the pickup roller assembly Covers and document feeder Right cover Left cover 11Remove the left cover 1 Document feeder Remove the document feeder 15Remove the document feeder 3 Enww Document feeder hinges Remove the document feeder hinges Top door, rear-top cover, and delivery cover Remove the top door, rear-top cover, and delivery cover Enww Enww Reinstall the top door, rear-top cover, and delivery cover 24Remove the top door, rear-top cover, and delivery cover 6 Enww Rear door assembly Remove the rear door assembly Rear-lower cover Remove the rear-lower cover Control panel Remove the control panel 32Remove the control panel 3 Removal and replacement Left-front cover Remove the left-front cover 34Remove the left-front cover 2 Removal and replacement Front door Remove the front door Enww Inner cover Remove the inner cover 39Remove the inner cover 3 Removal and replacement 40Remove the inner cover 4 Main assemblies Formatter PCA base modelRemove the formatter PCA base model Enww Formatter and wireless PCA plus model Remove the formatter and wireless PCA plus model Enww Fuser power supply Remove the fuser power supply ITB assembly Remove the ITB assembly 50Remove the ITB assembly 3 Removal and replacement 52Remove the ITB assembly 5 Enww Enww 57Remove the ITB assembly 10 Removal and replacement Enww Enww 63Remove the ITB assembly 16 64Remove the ITB assembly 17 Removal and replacement Fuser delivery assembly Position the fuser pressure roller for removal Remove the fuser delivery assembly Enww Enww Reinstall the fuser delivery assembly 71Reinstall the fuser delivery assembly 1 Engine controller assembly Remove the engine controller assembly 75Remove the engine controller assembly 3 Enww 79Remove the engine controller assembly 7 Installing a replacement engine controller assembly Low-voltage power supply assembly Remove the low-voltage power supply assembly Enww 85Remove the low-voltage power supply assembly 5 Enww 89Remove the low-voltage power supply assembly 9 Reinstall the low-voltage power supply Installing a replacement low-voltage power supply Document feeder components Document feeder input tray Document feeder cover Enww Document feeder core Remove the document feeder core 100Remove the document feeder core 4 Post scan pinch rollers Remove the post scan pinch rollers Document feeder base assembly Remove the document feeder base assembly Enww Solve problems Solve problems checklist Test print functionalityTest copy functionality Menu map Troubleshooting processes Determine the problem source Power subsystem Power-on checks Tools for troubleshooting Component diagnosticsComponent tests Diagrams Locations of connectors Locations of major components 2Cross section view 3External covers and doors base 1External covers and doors base General timing chart Timing diagram General circuit diagram Scanner Ass’y Label Print a Diagnostics Internal print-quality test pages Interpret the Print Quality Print-quality troubleshooting tools Repetitive image defects rulerCalibrate the product Control panel menus Setup menuSystem Setup menu Reports menu Enww Low Threshold Service menu Network Setup menu network models only Function specific menus Copy Menu Enww Service menu Service mode functionsService menu/Secondary service menu Secondary service menu Secondary service menu structure 3Secondary service menu Restore factory settings Product updatesProduct resets Nvram initialization Enww Parts and diagrams Related documentation and software Order parts by authorized service providersOrder replacement parts Supplies part numbers Service parts Whole-unit replacement part numbers4Whole-unit replacement part numbers How to use the parts lists and diagrams Assembly locations Base product no optional trays or accessoriesBase product Covers, panels, and doors 2Covers, panels, and doors Covers, panels, and doors Description Part number Qty Internal assembly Internal assembly 7Internal assembly PCAs PCAs PCAs Scanner and document feeder ADF main assemblies Scanner and document feeder main assemblies 6Document feeder assembly parts Parts and diagrams Document feeder internal components Document feeder assembly parts Alphabetical parts list 11Alphabetical parts list Input tray, assembly ADF CE538-60122 Spring, control panel CE865-00009 Numerical parts list 12Numerical parts list RC3-1287-000 Cover, blanking RM1-7280-000 Right cover assembly Enww Service and support Hewlett-Packard limited warranty statement HP Product Duration of Limited Warranty Hewlett-Packard limited warranty statement Enww Enww Data stored on the print cartridge and imaging drum End User License Agreement Transfer OpenSSL Customer self-repair warranty service Customer support Repack the product Enww Specifications Physical specifications Table B-1Physical specifications1Table B-2Environmental specifications Regulatory information FCC regulations Safety Declaration of conformity base models Boise, Idaho USA Declaration of conformity wireless models Radio Enww Certificate of Volatility Hewlett Packard Certificate of Volatility Vcci statement Japan Power cord instructions Safety statementsLaser safety Power cord statement Japan EMC statement Korea Laser statement for Finland GS statement Germany Enww Additional statements for wireless products Korean statement Taiwan statement Symbols/Numerics 2ndary service menu Accessories MacintoshNetwork Screwdrivers, required Screws Replacing Page CE865-90968* *CE865-90968