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Recommended action
1.
Open the top cover, remove any jammed paper, and then close the top cover.
NOTE:
2.
Make sure that the duplexer is seated properly and check for obstructions in the paper path.
3.
Use the Components tests to activate the duplex feed motor (listen for the motor to rotate). If the
motor is not properly functioning, replace the duplexer.
4.
Use the Manual sensor tests to toggle the duplexer sensors (SR1DU, SR2DU). If the sensors are not
properly functioning, replace the duplexer.
5.
Make sure that the registration assembly shutter is properly functioning. Replace the registration
assembly if necessary.
6.
Check the toner cartridge for damage. Replace the cartridge if necessary.
7.
Use the Manual sensor tests to toggle the TOP sensor (SR9). If the sensor is not properly
functioning, replace the high-voltage power supply.
8.
Inspect the connector (J62) on the DC controller PCA, and connector (J901) on the high-voltage
power supply.
9.
Use the Components tests to activate the drum motor (listen for the motor to rotate). If the motor is
not properly functioning, replace the main drive assembly.
13.B2.DX Jam in top cover area
Description
Paper delay jam at top/registration sensor. This jam occurs when the leading edge of the media does
not reach the TOP sensor (SR9) within the designated amount of time from Tray 4, 5, or 6.
X indicates the source tray
4 = Tray 4
◦
5 = Tray 5
◦
6 = Tray 6
◦
Recommended action
1.
Open the top cover, and then remove any jammed paper.
IMPORTANT:
paper from the top cover area before proceeding to avoid tearing partially picked paper.
Close the top cover.
2.
Check for obstructions in the paper path from the source tray.
3.
Check the pickup, feed, and separation rollers from the source tray. Replace the rollers if they are
worn or defective.
ENWW
Do not remove the toner cartridge.
Do not remove the toner cartridge. Make sure that you remove any jammed
Tools for troubleshooting
313
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Table of Contents
Troubleshooting
