HP 3380 Service Manual - Page 204
Solving scanning (copying) image-quality problems, Vertical white stripes appear., Functional, checks
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Vertical white stripes appear. Note Cause Solution The media does not meet HP's specifications (for Make sure that the media meets specifications example, it is too moist or too rough). detailed in the HP LaserJet Printer Family Print Media Guide. The toner is low. Gently shake the print cartridge back and forth to redistribute the toner. Solving scanning (copying) image-quality problems Some image-quality problems can be isolated by performing printer functional tests. See Functional checks. Image quality problems can also be caused by using cables that are not IEEE-1284 compliant. Pages do not print. Cause Solution The product is not plugged in, or the power switch Make sure that the product is plugged into a live is not on. wall outlet or power strip and that the power switch is turned on. The computer cable is loose. Check that the cable between the product and the computer is securely connected. The tape was not removed from the print cartridge. Remove the print cartridge, remove the tape, and reinstall the print cartridge. (See Print cartridge.) The print cartridge is out of toner. Replace the print cartridge. (See Print cartridge.) The media does not meet HP's specifications (for Make sure that the media meets specifications example, it is too moist or too rough). detailed in the HP LaserJet Printer Family Print Media Guide. The original was loaded upside-down. Load the original with the side to be scanned facing up in the ADF or down on the flatbed. 188 Chapter 6 Troubleshooting ENWW