• Code: 146.00
• Description: Autocomp Pick/Lift Motor - Encoder Never Detected in tray 1.
• Remedy: Step 1: 1. Remove Tray 1. 2. Check the lift plate and gears for proper operation by moving the metal plate. Do the lift plate and gears move freely, and are they free of wear or damage? Yes: Go to step 2. No: Replace the tray insert.
  Step 2: Check the pick/lift motor gearbox for the following: • Gear tooth breakage • Freedom of rotation Is it free of wear or damage? Yes: Go to step 3. No: Replace the pick/lift motor gearbox.
  Step 3: Check the cable JLIFT1 on the controller board. Is it properly connected and free of damage? Yes: Go to step 4. No: Replace the pick/lift motor gearbox.
  Step 4: Replace the controller board. Does this fix the problem? Yes: The problem is solved. No: Contact the next level of support.

• Code: 155.00
• Description: No encoder received from auger motor.
• Remedy: Step 1: Is the button aligned with the front of the toner cartridge? Yes: Go to step 2. No: Go to step 3.
  Step 2: Check the gear on the toner cartridge for wear or damage. Is it free of wear or damage? Yes: Go to step 5. No: The problem is solved.
  Step 3: Remove, and then reinstall the toner cartridge. Make sure that it is properly seated.. Is it button in the correct position? Yes: Go to step 4. No: Go to step 5.
  Step 4: Run a print test. Does the problem remain? Yes: Go to step 5. No: The problem is solved.
  Step 5: Replace the toner cartridge Does the problem remain? Yes: Go to step 6. No: The problem is solved.
  Step 6: Check the gears on the cartridge gearbox for proper rotation and for wear or damage. Does it rotate properly and is it free of wear or damage? Yes: Go to step 7. No: Replace the cartridge gearbox.
  Step 7: Check the cartridge gearbox cable for proper connection to the controller board. Is it properly connected? Yes: Go to step 8. No: Reseat the cable.
  Step 8: Check the cartridge gearbox cable for damage. Is it free of damage? Yes: Replace the controller board. No: Replace the cartridge gearbox.

• Code: 171.03 ... 171.07
• Description: Fuser fan error.
• Remedy: Step 1: 1. Make sure that the cable JFAN1 is properly connected to the controller board. 2. Check if the cooling fan is rotating properly. Is it rotating properly? Yes: Go to step 2. No: Replace the cooling fan.
  Step 2: 1. Turn off the printer, and disconnect JFAN1 from the controller board. 2. Turn on the printer, and measure the voltage across JFAN1. Is the voltage approximately 24 V? Yes: Go to step 3. No: Replace the controller board.
  Step 3: Is the fan idle? Yes: Replace the cooling fan. No: The problem is solved.

• Code: 321.51
• Description: ACM motor no first encoder
• Remedy: Step 1: Check the cable J11 on the option tray controller board. Is it properly connected? Yes: Go to step 2. No: Reseat the cable.
  Step 2: 10. Remove the option tray insert and bypass the tray present sensor. 11. POR into the Diagnostics Menu and perform a feed test: Diagnostics Menu >Feed Test > choose an option tray 12. Check the ACM for proper operation. Does the ACM freely rotate three times before displaying a jam message? Yes: Go to step 3. No: Replace the ACM assembly.
  Step 3: Is the ACM gear free of wear or damage? Yes: Contact the next level of support. No: Replace the ACM assembly.

• Code: 321.52
• Description: ACM motor stop error
• Remedy: Step 1: Check the cable J11 on the option tray controller board. Is it properly connected? Yes: Go to step 2. No: Reseat the cable.
  Step 2: 10. Remove the option tray insert and bypass the tray present sensor. 11. POR into the Diagnostics Menu and perform a feed test: Diagnostics Menu >Feed Test > choose an option tray 12. Check the ACM for proper operation. Does the ACM freely rotate three times before displaying a jam message? Yes: Go to step 3. No: Replace the ACM assembly.
  Step 3: Is the ACM gear free of wear or damage? Yes: Contact the next level of support. No: Replace the ACM assembly.

• Code: 321.53
• Description: ACM PWM underflow (motor overspeed)
• Remedy: Step 1: Check the cable J11 on the option tray controller board. Is it properly connected? Yes: Go to step 2. No: Reseat the cable.
  Step 2: 10. Remove the option tray insert and bypass the tray present sensor. 11. POR into the Diagnostics Menu and perform a feed test: Diagnostics Menu >Feed Test > choose an option tray 12. Check the ACM for proper operation. Does the ACM freely rotate three times before displaying a jam message? Yes: Go to step 3. No: Replace the ACM assembly.
  Step 3: Is the ACM gear free of wear or damage? Yes: Contact the next level of support. No: Replace the ACM assembly.

• Code: 322.54
• Description: Separator/Pass-through motor no first encoder
• Remedy: Step 1: 8. Remove the option tray insert. 9. Check the separator roll assembly gear under the tray base for the following: - Gear tooth breakage - Freedom of rotation Does it move freely, and is it free of wear or damage? Yes: Go to step 2. No: Replace the tray.
  Step 2: Check the cable J10 on the option tray controller board. Is it properly connected and free of damage? Yes: Go to step 3. No: Replace the tray.
  Step 3: Check the separator roll assembly for wear or damage. Is it free of wear or damage? Yes: Contact the next level of support. No: Replace the separator roll assembly.

• Code: 322.55
• Description: Separator/Pass-through motor stop error
• Remedy: Step 1: 8. Remove the option tray insert. 9. Check the separator roll assembly gear under the tray base for the following: - Gear tooth breakage - Freedom of rotation Does it move freely, and is it free of wear or damage? Yes: Go to step 2. No: Replace the tray.
  Step 2: Check the cable J10 on the option tray controller board. Is it properly connected and free of damage? Yes: Go to step 3. No: Replace the tray.
  Step 3: Check the separator roll assembly for wear or damage. Is it free of wear or damage? Yes: Contact the next level of support. No: Replace the separator roll assembly.