HP 2700n Service Manual - Page 225
Image defects, are included. In general, the items are listed in order
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Image defects If specific defects occur repeatedly, print a Print Quality Troubleshooting page and follow the instructions on the first page. If you cannot resolve the problem, use the information in this section to identify the root cause of the problem. Image defects fall into the following categories. Links to possible causes and recommended solutions are included. In general, the items are listed in order, from minor repairs to major repairs. Check each item in the order in which it appears. Table 6-3 Image defects Image defect Light image Light color Dark image Dark color Completely blank All black/solid color Dots in vertical lines Dirt on back of paper Dirt on front of paper Vertical lines White vertical lines Horizontal lines White horizontal lines Missing color Blank spots Description More information Image light in all colors See Table 6-4 Causes for light images on page 208. Image light in a particular color See Table 6-5 Causes for one color printing light on page 208. Image dark in all colors See Table 6-6 Causes for dark images on page 209. Image dark in a particular color See Table 6-7 Causes for one color printing darker than others on page 209. No image prints See Table 6-8 Causes for a completely blank image on page 210. Image is all black or solid color See Table 6-9 Causes for an all black or solid colored image on page 210. White dots appear in image See Table 6-10 Causes for vertical lines of white dots on page 210. Dirt on the back of the page See Table 6-11 Causes for dirt on the back of the paper on page 210. Dirt on the front of the page See Table 6-12 Causes for dirt on the front of the paper on page 211. Vertical line appears in image See Table 6-13 Causes for vertical lines on page 211. White vertical line appears in image See Table 6-14 Causes for white vertical lines on page 211. Horizontal line appears in image See Table 6-15 Causes for horizontal line on page 212. White horizontal line appears in image See Table 6-16 Causes for white horizontal lines on page 212. Image in a particular color does not come out in See Table 6-17 Causes for a color missing color on page 213. Blank spots appear in image See Table 6-18 Causes for blank spots on page 213. ENWW Image defects 207