7,007.49 Process Drive Fault; 7,008.41 Printhead Tilt Fault - Xerox Phaser 8860 Service Manual

7,007.49 Process Drive Fault

A Process Drive or Printhead error has occurred. The following troubleshooting procedures
applies to this error:
Process Drive Fault
7,007.49 The Process Drive stalled while tilting the Printhead.
Initial Actions
• Check that the Process Drive gear train is properly homed.
• Check for obstructions or ink spills around the Printhead.
• Verify the Printhead travels smoothly from left to right.
• Check the Printhead Restraint Arms.
• If the problem persists, follow the procedure below.
Primary Causes
The troubleshooting table lists parts and wiring referenced in the troubleshooting procedure.
Table 1 7,007.49 Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack References
Process Drive, PL 4.0 Right Side Harness / I/O Control -
Troubleshooting Procedure
Table 2 Process Drive Faults 7,007.49 Troubleshooting Procedure
Step Questions or Actions
1 Check that the Process Drive is properly
aligned (ADJ 4.7.1).
Is the Process Drive misaligned?
2 Remove the Printhead and inspect the
Head Tilt Gear, Spring, and Process Drive
gears for ink spills.
Clean if necessary.
Does the error persist?
3 Realign the Process Drive (ADJ 4.7.1).
Does the error persist?
Initial Issue
Phaser 8860/8860MFP Service Manual
Figure 10
Yes No
Perform ADJ 4.7.1. Go to Step 2.
Go to Step 3. Complete.
Replace the Pro- Complete.
cess Drive (REP
4.0.7).

7,008.41 Printhead Tilt Fault

A Process Drive or Printhead error has occurred. The following troubleshooting procedure
applies to this error:
7,008.41 Printhead tilt is not engaged, or the Printhead is stuck in the tilt position.
Initial Actions
• Check that the Process Drive gear train is properly homed.
• Check for obstructions or ink spills around the Printhead.
• If the problem persists, follow the procedure below.
Primary Causes
The troubleshooting table lists parts and wiring referenced in the troubleshooting procedure.
Table 1 7,008.41 Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack References
Process Drive, PL 4.0 Right Side Harness / I/O Control -
Head Tilt Solenoid, PL 4.0 Left Side Harness (2/2) -
Head Tilt Gear, PL 4.0
Troubleshooting Procedure
The Head Tilt Solenoid is not activating the Head Tilt Cam, or the head is not tilting properly
Table 2 Head Tilt Solenoid Faults 7,008.41 Troubleshooting Procedure
Step Questions or Actions
1 Reboot the system.
Does the error persist?
2 Check for Ink spills on or near the Head
Tilt Gear.
Clean and reboot the system.
Does the error persist?
3 Check that the Printhead moves properly
to the left and right.
Does the Printhead move correctly?
4 Realign the Process Drive
Does the error persist?
5 Check the Process Drive for damage,
debris, or obstructions.
Is there any damage?
6 Test the Tilt Axis Drive.
Run the Service Diagnostics Tilt Axis
Drive test.
Did the test pass?
09/2007
2-17
Process Faults
Figure 10
Figure 7
Yes No
Go to Step 2. Complete.
Go to Step 3. Complete.
Go to Step 4. Remove any
obstructions or
replace any defec-
tive parts.
(ADJ 4.7.1). Go to Step 5. Complete.
Replace the Pro- Go to Step 6.
cess Drive (REP
4.0.7).
Go to Step 7. Replace the Pro-
cess Drive
4.0.7).
Error Messages and Codes
7,007.49, 7,008.41
(REP