01/023-14 8825/8830 PrinterPQ 11, PQ 12Print QualityPQ 11 Deletions (spots) PQ 12 Finger MarksTable 1 Deletions (spots) Symptom / CheckSymptom/ checkLocalized areas of deletion inthe solid or halftone areas inthe print feed direction.Probable Cause Corrective Action1. Damp media 1A. Refer to BSD 7.1 andBSD 7.3 to check for correctoperation of the Paper heat-ers.1B. Ensure that the Customeris storing the media correctly.2. T/DT Corotrons 2. Perform GP 1, HVPSCheckout Procedure.3. Developer Housing 3A. Ensure that the housingis latched securely.3B. Check the mag roll fordamage or binding.4. Insufficient toner resultingin developer bead carryover.4A. Perform ElectrostaticSeries ( ADJ 9.2).4B. Perform Image Density (ADJ 9.3).5. The surface of the heat rollis damaged.5. Determine and fix thecause of the damage to theheat roll. Replace the heatroll ( REP 10.2)6. Defective drum 6. Replace the drum ( REP9.3)7. Media transport 7. Check for correct gap (ADJ 8.4).8. The Fabric Guide is con-taminated, wrinkled or incor-rectly tensioned.8. Check/replace the FabricGuide ( PL 10.2).Table 1 Finger Marks Symptom / CheckSymptom/ checkToner marks on the lead edgeor trail edge of the print.Probable Cause Corrective Action1. Defective or dirty transfer/detack Corotron1A. Clean or replace theCorotron wire ( PL 9.4).1B. Perform GP 1, HVPSCheckout Procedure.2. Cleaner Seal 2. Check / clean as required.( PL 9.5A)3. Web Oiler 3. Check / replace ( REP10.9)4. Turnaround Baffle 4. Ensure that the baffle isfree of contamination ( PL8.2).5. Heat Roll 5. Check / replace ( REP10.2)6. Fabric Guide 6. Check / replace ( REP 8.9)
