Hewlett Packard Color LaserJet 8550 HCI Module Printer
Manufacturer:
Model:
Color LaserJet 8550 HCI Module
Date:
2000
Category:
Group:
Description:
HCI module
Service Manual
Manual type:
Service Manual
Pages:
746
Size:
18.32 Mbytes (19211032 Bytes)
Language:
english
Revision:
1
Manual ID:
C7834-90902
Date:
Quality:
Electronic document, no scan, very well readable.
Upload date:
2011 12 26
MD5:
c5ba2961f008212c54ff7b096c47f1aa
Downloads:
1996

Information

Contents 1 Product information Chapter contents ... .21 Introduction ... .23 Copy module ... .23 Automatic document feeder (ADF) ... .28 Side high-capacity input (side HCI) ... .32 Model and serial numbers ... .35 Safety and regulatory information ... .35 2 Service approach Chapter contents ... .37 Service approach overview ... .39 Parts and supplies ... .39 Ordering ... .40 Technical assistance ... .42 Warranty ... .46 3 Operational overview Chapter contents ... .47 Control panel ... .49 Copy module functionality ... .51 Self-diagnostic messages ... .59 Service mode ... .60 4 Adjustments and maintenance Chapter contents ... .117 Overview ... .119 MFP print engine adjustments ... .119 Copy module adjustments ... .121 ADF adjustments ... .140 Side HCI adjustments ... .159 Periodically replaced parts ... .163 Cleaning ... .164 Lubricating ... .174 5 Theory of operation Chapter contents ... .175 Introduction ... .177 Notes on the power Switch ... .177 Copy module ... .178 ADF ... .244 Side HCI ... .304 6 Removal and replacement Chapter contents ... .327 Required tools ... .331 Repair notices ... .332 Copy module ... .333 Automatic document feeder (ADF) ... .377 Side HCI ... .434 7 Troubleshooting Chapter contents ... .455 System-to-device troubleshooting ... .457 Copy module troubleshooting ... .460 ADF troubleshooting ... .528 Side HCI troubleshooting ... .535 8 Parts and diagrams Chapter contents ... .547 How to use this chapter ... .551 Printer parts unique to the HP Color LaserJet 8550MFP ... .552 Stand ... .555 Copy module ... .558 ADF ... .600 Side HCI ... .649 Numerical parts list ... .672 Alphabetical parts list ... .680

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