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HP 9250C manual 211

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Table 7-19Fan assembly

Reference	Description	Part Number	Quantity
1	Scanner base fan	IR4044P524NI	1

ENWW	Scanner and bottom assemblies 195

Contents

Page Page Page Page Table of contents 5 Removal and replacement 6 Troubleshooting 7 Parts and diagrams Appendix A Service and support Appendix B Specifications Appendix C Regulatory information Page Page List of tables Page List of figures Page Page Page 1 Device information Where to get more information Page Digital sending ADF Interactive touchscreen control panel Send to e-mail Send to secondary (secure) fax workflow Page Page Control-panellayout Figure Page Digital-sendersoftware Letter: Executive: A4: A5: B5: Page 2 Installation and configuration Page Page Page 3 Maintenance Replace the mylar sheet Replace the ADF Maintenance Kit Supplies Status Clean the exterior Clean the glass CAUTION: Clean the touchscreen Clean the ADF delivery system Page Clean the ADF rollers Page Page 4 Theory of operation Sequence of operation (scanner) Sleep mode CPU Memory Hard-disk drive Random-access memory on the formatter Electrical system Motors and fans Optical assembly Page ADF feed system Residual-mediajam ADF pickup jam ADF jam ADF cover-openjam ADF open jam Page 5 Removal and replacement WARNING Required tools Before performing service After completing service Screws that are used in the digital sender Page Separation pad Page Pickup-rollercover Page Pickup roller assembly Mylar-holderassembly Page ADF mylar shield Page Control-paneloverlays Formatter cage Hard-diskdrive Hard-diskdrive cables Memory DIMM Hinge flaps Paper input tray Page Page Page Control-panellower cover Control-panelupper cover Control-panelcover assembly Page Page External control-panelcable Output bin base cover or output bin extender Output bin paper lever ADF right cover Page ADF right-cornercover ADF left cover Page ADF left-cornercover ADF rear cover Scanner right cover Scanner left cover Scanner front cover Scanner rear cover Right hinge cover Left hinge cover Upper hinge cover Page ADF assembly Page ADF jam access latch Right hinge guide Left hinge guide Damper cover, left damper spring, right damper spring, or damper base cover White mylar backing or white mylar backing spring Fan filter ADF cable Page Page Separation pad case Clear plastic paper guide White scan background Page Flatbed scanner assembly Page Page Power supply Page Page Keyboard cable Page Page Power-switchassembly Scanner base fan Page Power plug SCB cable Internal control-panelcable 6 Troubleshooting Troubleshooting checklist Power-ontroubleshooting overview Control-panelmessage types Resolve control-panelmessages Page Page Page Page Page Page Page Page Page Page Page HP Jetdirect LEDs Formatter LED Page Solve repeated jams Calibrating To print the calibration target To calibrate the scanner DIAGNOSTICS CALIBRATE SCANNER Calibrating the control panel Page Finding the LDAP server address Verifying an LDAP address Troubleshooting the LDAP Find Settings process Addressing Configure MFP Addressing 5.Click Find Settings Finding an SMTP server address Add Error codes LAN diagnostics Diagnostics Ping test Destination IP address Packet size Timeout To enable or disable the LAN Hardware-failuretroubleshooting for the embedded LAN Connectivity problems To verify communication over the network Cold reset To perform a cold reset COLD RESET NVRAM initialization To perform a partial NVRAM initialization NVRAM INIT Disk initialization To perform a disk initialization INITIALIZE DISK Service Features View the EWS Web pages Information pages Settings pages Digital sending pages Networking pages LED test Display test Buttons test Touchscreen test Determine the current level of firmware Device Information Download new firmware from the HP Web site Use FTP to upgrade the firmware on a direct network connection Receiving Upgrade Page Use HP Web Jetadmin to upgrade the firmware Device Management Navigation Device Lists All Devices 10.In the Device Tools drop-downlist, select Jetdirect Firmware Update again Jetdirect Firmware Available on HP Web Jetadmin Digital-senderwiring diagram Scanner Controller PCA Formatter Scanner controller board diagram Parts used in troubleshooting Page Page 7 Parts and diagrams Page Page Page Page Page Page Page Page Page Page Figure 7-5 Memory Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Figure 7-16 Power plug Page Page Page Figure 7-18 Fan assembly Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page A Service and support Page Page Next-DayOnsite Service B Specifications Page Page Page C Regulatory information Page Protecting the environment Ozone production Power consumption Plastics Material restrictions Material Safety Data Sheet (MSDS) For more information Page Canadian DOC regulations VCCI statement (Japan) EMI statement (Korea) Index

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