09/20073-4 Phaser 8860/8860MFP Service ManualIQ2, IQ3Initial IssueImage QualityIQ2 Dark Streaks on Copied ImageThis RAP addresses image quality problems associated with the DADF.Initial Actions1. Check that supported media is being used.2. Check for Ink build-up or debris. Clean if necessary.3. Copy another page. If the problem persists, perform the following corrective actions.4. Reseat all DADF connections.ProcedureIQ3 Voids in the Copied ImageThis RAP addresses image quality problems associated with the DADF.Initial Actions1. Check that supported media is being used.2. Reseat all DADF connections.ProcedureFigure 1 DADF Calibration StripTable 1 IQ2 Dark Streaks on Copied ImageStep Questions and Actions Yes No1 Check the DADF for ink build up.Open the DADF Front Cover.Clean the inside of the DADF Front Cover,including the ribs, rollers and separator pad.Does the problem persist?Go to Step 2. Complete.2 Check the CVT Window for ink build up.Clean the CVT Window.Does the problem persist?Go to Step 3. Complete. Advisethe customer thatperiodic cleaningof the CVT win-dow may be nec-essary.3 Check DADF calibration.Perform the DADF to Scanner Calibrationadjustment procedure (ADJ 1.15.1).Does the problem persist?Go to Step 4. Complete.4 Replace the DADF (REP 1.0.15).Does the problem persist?Replace theScanner Assem-bly (REP 1.0.11).Complete.Table 1 IQ3 Voids in the Copied ImageStep Questions and Actions Yes No1 Does the void run the entire length of oneside of the image.Go to Step 2. Go to Step 3.2 Open the DADF and check that the Calibra-tion Strip extends fully. The Lamp should becompletely covered by the strip.Block the DADF Cover Sensor, select 2-sidedcopy, and then feed media through the DADF.Does the strip extend and retract properly?Go to Step 3. Replace the DADF.3 Remove any debris obstructing the Lamp.Does the problem persist?Replace the DADF. Complete.
