Xerox Phaser 8400 Service Manual page 89

Troubleshooting Procedure for 7,010 to 7,015 Error Code (Continued)
Step Questions and Actions
6 1. Check the process gearbox for obstructions
or damaged.
2. Ensure the gears are correctly aligned and
homed.
3. Verify the process shaft and drive module
shaft are at their home positions.
4. Did this correct the problem?
7 1. Has ink spilled on the head tilt gear on its
drive train (near left side of the printhead)?
8 1. Use service diagnostics to run the Head
Maintenance Wiper Clutch test.
2. Did the test fail?
9 1. Ensure the wiper is properly aligned.
2. Use service diagnostics to run the Wiper
Drive Test.
3. Did the test fail?
10 1. Use service diagnostics to run the Load
Maintenance Clutch test.
2. Did the test fail?
11
1. Verify the headtilt gear will engage. You can
manually set the headtilt gear.
2. Is the gear engaged properly?
12
1. Use service diagnostics to run the Tilt Axis
Drive test.
2. Did the test fail?
13 1. Use service diagnostics to run the Process
Motor test.
2. Did the test fail?
7,0XX.6x Errors - Program Faults
a.
Reset NVRAM and retest.
b. Ensure ground integrity for the printer (see "Ensuring Ground Integrity" on
page 4-77).
Service Manual
Yes
Complete. Go to Step 7.
Clean the Go to Step 8.
gears.
Replace the Go to Step 9.
wiper drive
clutch.
Replace the exit Go to Step 10.
module
assembly.
Inspect the Go to step 11.
maintenance
drive system,
replace any
defective parts.
Go to Step 12. Set the headtilt
gear.
Replace the Go to Step 13.
process
gearbox.
Replace the
process motor.
No
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