3-66
Phaser 6121MFP Service Manual
Error Messages and Codes
Jam at Duplex Unit Open Top Cover and Duplex Unit Cover
For detection of misfeed at the Duplex Unit reverse drive/storage section, the
Transport Sensor (PS15) is not unblocked even after the lapse of a predetermined
period of time when the Duplex Switchback Motor has been energized for reverse
drive.
Applicable Error Code
•
Jam at Duplex Unit
Open top cover and
duplex unit cover
Initial Actions
Follow the directions in “Initial Actions for Jam Errors” on page 3-56.
Troubleshooting Procedure Table
Step Action and Questions
Yes
No
1
Perform a Tray 1 Paper Feed test
(page 6-31).
Does Tray 1 feed paper normally?
Go to step 5.
Go to step 2.
2
Clean the 500-Sheet Feeder Paper Pick-
up Roller (page 7-10).
Does the problem persist?
Go to step 2.
Complete.
3
Check the Engine Control Board
connector P/J21.
Is the connector seated properly?
Go to step 3.
Reseat the
connector. If
the problem
persists, go to
step 3.
4
On the Engine Control Board, check the
Registration Sensor signal at P/J12-6.
Is the sensor operational?
Go to step 4.
Replace the
Registration
Sensor
(page 8-106).
If the problem
persists, go to
step 4.
5
Replace the 500-Sheet Feeder
(page 8-109).
Does the problem persist?
Go to step 5.
Complete.
6
Replace the Engine Control Board
(page 8-59).
Complete.
Summary of Contents for PHASER 6121MFP
Page 1: ...Phaser 6121MFP Multi Function Printer Phaser 6121MFP Service Manual...
Page 2: ......
Page 12: ...x Phaser 6121MFP Service Manual Contents...
Page 22: ...xx Phaser 6121MFP Service Manual...
Page 42: ...1 20 Phaser 6121MFP Service Manual General Information...
Page 106: ...2 64 Phaser 6121MFP Service Manual Theory of Operation...
Page 109: ...Phaser 6121MFP Service Manual 3 3 Error Messages and Codes s6121mfp 372...
Page 194: ...3 88 Phaser 6121MFP Service Manual Error Messages and Codes...
Page 306: ...6 44 Phaser 6121MFP Service Manual Adjustments and Calibrations...
Page 405: ...Phaser 6121MFP Service Manual 8 85 Service Parts Disassembly 3 Remove the spring s6121mfp 255...
Page 432: ...8 112 Phaser 6121MFP Service Manual Service Parts Disassembly...
Page 437: ...Phaser 6121MFP Service Manual 9 5 Parts List...
Page 477: ...Phaser 6121MFP Service Manual 9 45 Parts List...
Page 488: ...9 56 Phaser 6121MFP Service Manual Parts List...
Page 489: ...10 Chapter Wiring In this chapter Plug Jack Designations and Locator Diagrams Wiring Diagrams...
Page 530: ...1 6 Phaser 6121MFP Service Manual Index...
Page 531: ......