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Area 5: Duplex jam troubleshooting
Table 7-13. Causes for jams in the duplex area (HP 3700 (only)
Cause Solution
Scratched/Dented duplex feed guide. If damaged or dented, replace the duplex feed guide.
Worn/Deformed oblique roller. If worn or deformed, replace the oblique roller.
Damaged oblique roller drive gears Check the oblique roller drive gears in the transfer unit
block. Replace the gear if damaged or worn.
Defective duplex feed paper sensor lever. Reseat the duplex feed paper sensor lever if it does not
move smoothly or it is out of position. Replace the lever if
damaged or deformed.
Defective duplex feed solenoid. Disconnect the duplex feed solenoid connector J1013 from
the DC controller PCB. Measure the resistance between the
connector J1013-5 (DUSL) and J1013-4 (+24VA). If it is not
approximately 160 ohms, replace the duplex feed solenoid.
Defective DC controller PCB. Replace the DC controller PCB.
Duplex jam area removal (area 5)
NOTE
This message appears for HP Color LaserJet 3700dn and 3700dtn printer models only. The
printer control panel displays the message 13.XX.YY JAM REMOVE TRAY 2.
1. Remove Tray 2.
2. Remove any paper in the top of the tray opening.
ENWW Paper path troubleshooting 369