Duplexer
The optional duplexer is installed on the left side of the product. The duplexer reverses the output roller
and intermediate output roller in the product engine, reverses and feeds the paper passed through the
fuser. Then, it detects side misregistration to adjust the starting position of the scanning direction for the
second side of paper according to the command from the formatter and feeds it to the product engine.
Figure 1-60
Duplexer paper path
Simplex paper path
Duplex unit
Intermediate output roller
Output roller
Side misregistration sensor
Re-pickup roller
Duplex reverse roller
Duplex re-pickup roller
Duplex paper path
84
Chapter 1 Theory of operation
ENWW
Summary of Contents for LASERJET ENTERPRISE MFP M725dn
Page 1: ...LASERJET ENTERPRISE MFP M725 Troubleshooting Manual M725z M725dn M725f M725z ...
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Page 3: ...HP LaserJet Enterprise MFP M725 Troubleshooting Manual ...
Page 6: ...iv Conventions used in this guide ENWW ...
Page 32: ...xxx ENWW ...
Page 142: ...110 Chapter 1 Theory of operation ENWW ...
Page 457: ...4 Close the fuser jam access cover 5 Close the fuser door ENWW Clear jams 425 ...
Page 475: ...1 Lift the document feeder latch 2 Open the document feeder cover ENWW Clean the product 443 ...
Page 516: ...484 Appendix A Service and support ENWW ...
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