HP 2700n Service Manual - Page 193
Troubleshooting
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6 Troubleshooting To use the information in this chapter, you should have a basic understanding of the HP LaserJet printing process. Explanations of each mechanical assembly, the printer systems, and the basic theory of operation are contained in Theory of operation on page 71. Do not perform any of these troubleshooting processes unless you understand the function of each printer component. ● Troubleshooting process ● Control-panel messages ● Event-log messages ● Jams ● Image defects ● Repetitive-defects troubleshooting ● Interface troubleshooting ● Secondary service menu ● Test pages ● Engine resets ● Troubleshooting diagrams ENWW 175
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6
Troubleshooting
To use the information in this chapter, you should have a basic understanding of the HP LaserJet printing
process. Explanations of each mechanical assembly, the printer systems, and the basic theory of
operation are contained in
Theory of operation
on page
71
. Do not perform any of these troubleshooting
processes unless you understand the function of each printer component.
●
Troubleshooting process
●
Control-panel messages
●
Event-log messages
●
Jams
●
Image defects
●
Repetitive-defects troubleshooting
●
Interface troubleshooting
●
Secondary service menu
●
Test pages
●
Engine resets
●
Troubleshooting diagrams
ENWW
175