Error Troubleshooting
Phaser 6600 and WorkCentre 6605 Xerox Internal Use Only
Service Manual
2-198
077-109 ExitOff JAM
077-108 ExitOff early JAM
077-107 Duplex ON JAM
Step Check Yes No
Possible causative parts:
• Exit Sensor (PL17.1.11)
• Exit Clutch 1 / Exit Clutch 2 [Exit Drive
Assembly](PL17.1.21)
• Main Motor [Drive Assembly] (PL3.1.1)
• Exit Sensor Harness Assembly (PL17.1.18)
• Sensor Harness Assembly (PL17.1.23)
• MCU Board (PL18.1.13)
1 Check the paper path
Are there any foreign objects, or paper pieces, etc. on the
paper path?
Remove the
foreign objects,
or paper pieces,
etc.
Go to step 2.
2 Check the paper feed roller
Is the paper feed roller (the roller on the possible causative
parts list) installed properly?
Go to step 3. Reinstall the
paper feed roller.
3 Check the paper feed roller
Is the paper feed roller (the roller on the possible causative
parts list) deformed or worn out?
Replace the
paper feed roller.
Go to step 4.
4 Check the Exit Sensor operation
Execute Digital Input diagnostic test 071-104, and check the
Exit Sensor operation.
Does the Exit Sensor function normally?
Go to step 5. Refer to
page 2-220.
5 Check the Exit Clutch 1 operation
Execute Digital Output diagnostic test 071-011, and check
the Exit Clutch 1 operation.
Does the Exit Clutch 1 function normally?
Go to step 6. Refer to
page 2-221.
6 Check the Exit Clutch 2 operation
Execute Digital Output diagnostic test 071-012, and check
the Exit Clutch 2 operation.
Does the Exit Clutch 2 function normally?
Go to step 6. Refer to
page 2-221.
7 Check the Main Motor operation
Execute Digital Output diagnostic test 071-001, and check
the Main Motor rotation.
Does the Main Motor function normally?
Replace the MCU
Board.
Refer to
page 2-180.
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