Recommended action
Open the top cover, remove any jammed paper, and then close the top cover.
13.D3.DX Jam in duplexer
Description
Late to duplex exit jam. This jam occurs when the leading edge of the paper reaches the duplex
switchback sensor (SR1DU), but fails to reach the duplex reefed sensor (SR2DU). The leading edge is in
the duplexer, but the trailing edge might be accessible from the left door.
X indicates the fuser mode
◦
2 = Normal
◦
3 = Light media 1
◦
3 = Light media 2
◦
4 = Heavy media 1
◦
5 = Heavy media 2
◦
B = Transparency
◦
D = Envelope 1
◦
D = Envelope 2
Recommended action
1.
Remove the duplexer, remove any jammed paper, and then reinstall the duplexer.
2.
Check the paper path and rollers at the fuser and duplexer for damage. Replace the fuser or
duplexer if necessary.
3.
Use the Manual sensor tests to toggle the duplexer refeed sensor (SR2DU). If the sensor or lever
are not properly functioning, replace the duplexer.
4.
Use the Components tests to activate the duplex refeed solenoid/clutch (listen for the solenoid to
move). If the solenoid/clutch is not properly functioning, replace the duplexer.
13.D3.FF Jam in top cover area
Description
Duplexer refeed sensor (SR2DU) jam. This jam occurs when paper exists at any of the paper path jam
sensors when the product power is turned on or after jam re-evaluation.
ENWW
Tools for troubleshooting
319
Summary of Contents for LASERJET ENTERPRISE MFP M725dn
Page 1: ...LASERJET ENTERPRISE MFP M725 Troubleshooting Manual M725z M725dn M725f M725z ...
Page 2: ......
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 ...
Page 545: ......
Page 546: ... 2013 Hewlett Packard Development Company L P www hp com CF066 91023 CF066 91023 CF066 91023 ...