HP LaserJet Pro CP1025 Service Manual - Page 103
The ITB_TOP sensor is, skewed on the printed row
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Problem Sample The toner is not fully fused to the paper. Some color is misregistered. Toner smears appear on the media. The printed page contains misformed characters. Text or graphics are skewed on the printed page. The printed page contains wrinkles or creases. ENWW Cause Solution The fuser film or pressure Replace the fuser delivery assembly. roller is scarred or deformed. The fuser control circuit is defective. Replace the low-voltage power supply. The thermistor is defective. Replace the fuser delivery assembly. The fuser heater is defective. Replace the fuser delivery assembly. The product is incorrectly calibrated. Calibrate the product. The ITB unit is defective. Replace the ITB. The ITB_TOP sensor is defective. The product has residual paper. Poor contact exists in the primary charging bias of the imaging-drum-cartridge. The fuser inlet guide is dirty. The product is experiencing page skew. The laser/scanner unit is defective. Remove the residual paper. ● Clean the contacts of both the imaging-drum-cartridge and the product ● If the error persists, replace the imaging-drum-cartridge. Clean the fuser inlet guide. See the "Text or graphics are skewed on the printed page" row in this table. Replace the product. The pickup roller is deformed Replace the pickup roller. or deteriorated. The roller or feed guide is dirty. Clean any dirty components. The feed roller is deformed or has deteriorated. Replace the corresponding components that include the roller or the product. The paper feed guide is damaged. Replace the corresponding components that include the roller or the product. Solve image-quality problems 87