• Code: 82
• Description: Waste Toner Missing
• Remedy: 1 • Open the front door and lower the inner photoconductor locking door. • Pull the toner bottle out, and push it back in to position. • Close the photoconductor locking unit door. Did this fix the problem? Problem solved. Tell the customer that this issue can occur. Instruct them to perform the procedure performed in step 1. Go to step 2. 2 Clean the waste toner bottle sensor of any debris or toner. Did this fix the issue? Problem solved Go to step 3. 3 Check the cable connecting the waste toner sensor to CN9 on the engine board. Is the cable properly connected at both ends? Go to step 5. Go to step 4. 4 Reconnect the cable at both ends. Did this fix the problem? Problem solved. Go to step 5. 5 Check the cable for continuity. Is there continuity? Go to step 7. Go to step 6. 6 Replace the waste toner sensor cable. Did this fix the problem? Problem solved. Go to step 7. 7 Replace the waste toner sensor. Did this fix the problem? Problem solved. Go to step 8. 8 Replace the engine board. Did this fix the problem? Problem solved. Contact your second level of support.

• Code: 83.41
• Description: ITU Missing
• Remedy: • Check for damage or loose parts on the belt. Replace as needed. • Clean any dirty connections. • Try a different belt.

• Code: 83.xx
• Description: ITU Life Warning
• Remedy: • Select Continue to clear the message and continue printing. • Order a replacement transfer module. When print quality is reduced, install the new transfer module using the instruction sheet that comes with the replacement transfer module. • If the problem persists, replace the system board. See “Printhead controller board removal”.

• Code: 83.xx
• Description: Replace ITU
• Remedy: • Replace the transfer module using the instruction sheet that comes with the replacement transfer module. See “Transfer belt CRU removal”. • If the problem persists, replace the system board. See “Printhead controller board removal”.

• Code: 84
• Description: Replace <color> Photoconductor
• Remedy: • Replace the specified photoconductor unit using the instruction sheet that comes with the replacement specified photoconductor unit. • If the problem persists, reset the supplies in the supplies menu.

• Code: 84
• Description: <color> PC Unit Missing
• Remedy: Imaging unit (photo developer) missing service check. 1 Are the imaging units properly seated? Go to step 3. Go to step 2. 2 Reseat the imaging units, and properly close the photodeveloper lock. Did this fix the issue? Problem solved. Go to step 3. 3 Check the contacts on the rear of the photodeveloper for dirt or toner. Are the contacts clean? Go to step 5. Go to step 4. 4 Clean the contacts on the photodeveloper. Did this fix the issue? Problem solved. Go to step 5. 5 Inspect the subframe contacts for damage and dirt. Are they dirty or damaged? Go to step 6. Go to step 7. 6 Replace the subframe. Did this fix the issue? Problem solved Go to step 7. 7 Replace the HVPS. Did this fix the problem? Problem solved. Go to step 8. 8 Replace the printhead controller board. Did this fix the problem? Problem solved. Contact your second level support.

• Code: 84
• Description: <color> PC Unit Nearly low.
• Remedy: • Select Continue to clear the message and continue printing. • Select more information to get more solutions to the issue. • Order the specified photoconductor unit. When print quality is reduced, install the new specified photoconductor unit using the instruction sheet that comes with the replacement specified photoconductor unit. • If the problem persists, replace the printhead controller board. See “Printhead controller board removal”.

• Code: 84.11
• Description: <color> PC Unit Life Warning
• Remedy: • Select Ignore to clear the message and continue printing. • Order the specified photoconductor unit. When print quality is reduced, install the new specified photoconductor unit using the instruction sheet that comes with the replacement specified photoconductor unit. • If the problem persists, replace the system board. See “Printhead controller board removal”.