Service Manual
Page 87
...what percent the upper shading becomes visible from the lower band. You can then determine the percentage scaling from 100% scaling to 60%. Only replace one component at the top or bottom of paper and slide the paper...Color Variation Test This test produces four boxes; 3 If the problem continues perform the Accuracy Calibration (Details ' page 5Ć2) and print the PrintĆQuality Plot again to see a different shade in the upper box. D Replace the Carriage Assembly ' page 8Ć37. Figure 7 (Correct) Print Quality Figure 8 (Incorrect) HP DesignJet 430, 450C and 455CA Printers...
...what percent the upper shading becomes visible from the lower band. You can then determine the percentage scaling from 100% scaling to 60%. Only replace one component at the top or bottom of paper and slide the paper...Color Variation Test This test produces four boxes; 3 If the problem continues perform the Accuracy Calibration (Details ' page 5Ć2) and print the PrintĆQuality Plot again to see a different shade in the upper box. D Replace the Carriage Assembly ' page 8Ć37. Figure 7 (Correct) Print Quality Figure 8 (Incorrect) HP DesignJet 430, 450C and 455CA Printers...