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HP
9250C
Figure 7-18 Fan assembly
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250 pages, 7.41 Mb
Figure
7-18
Fan assembly
194 Chapter 7 Parts and diagrams
ENWW
Contents
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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
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List of tables
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List of figures
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1 Device information
Where to get more information
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Digital
sending
ADF
Interactive touchscreen control
panel
Send to
e-mail
Send to secondary (secure)
fax
workflow
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Control-panellayout
Figure
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Digital-sendersoftware
Letter:
Executive:
A4:
A5:
B5:
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2 Installation and configuration
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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
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Clean the ADF rollers
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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
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ADF feed system
Residual-mediajam
ADF pickup jam
ADF jam
ADF cover-openjam
ADF open jam
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5 Removal and replacement
WARNING
Required tools
Before performing service
After completing service
Screws that are used in the digital sender
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Separation pad
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Pickup-rollercover
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Pickup roller assembly
Mylar-holderassembly
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ADF mylar shield
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Control-paneloverlays
Formatter cage
Hard-diskdrive
Hard-diskdrive cables
Memory DIMM
Hinge flaps
Paper input tray
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Control-panellower cover
Control-panelupper cover
Control-panelcover assembly
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External control-panelcable
Output bin base cover or output bin extender
Output bin paper lever
ADF right cover
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ADF right-cornercover
ADF left cover
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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
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ADF assembly
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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
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Separation pad case
Clear plastic paper guide
White scan background
Page
Flatbed scanner assembly
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Power supply
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Keyboard cable
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Power-switchassembly
Scanner base fan
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Power plug
SCB cable
Internal control-panelcable
6 Troubleshooting
Troubleshooting checklist
Power-ontroubleshooting overview
Control-panelmessage types
Resolve control-panelmessages
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HP Jetdirect LEDs
Formatter LED
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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
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7 Parts and diagrams
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Figure 7-5 Memory
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Figure 7-16 Power plug
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Figure 7-18 Fan assembly
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A Service and support
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Next-DayOnsite Service
B Specifications
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C Regulatory information
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Protecting the environment
Ozone production
Power consumption
Plastics
Material restrictions
Material Safety Data Sheet (MSDS)
For more information
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Canadian DOC regulations
VCCI statement (Japan)
EMI statement (Korea)
Index
