B710 B720 B730 User’s Guide > 104When the Print Quality is PoorWhen the print quality is poor, select the closest symptom fromthe following table to rectify the problem.If the print quality does not improve after carrying out theappropriate action, contact service.Symptom Reason/ActionPrinting is light.(faded, blurred).The paper is damp. Replace with paper from a newream.See page 40.The drum/toner cartridge is defective/damaged orthere is no more toner inside the cartridge. Replacewith a new drum/toner cartridge.See page 119.The Toner Saving feature is on. Un-check the [TonerSaving] check box on the [Graphics] tab of theprinter driver.See the Online Help for the printer driverLevers on both sides of the fuser unit are raised.Open cover B of this printer and push down thelevers at both ends of the fuser unit.Black spots orstreaks areprinted.The drum/toner cartridge is defective or damaged.Replace with a new drum/toner cartridge.See page 119.Toner appears atequal intervals.The paper feed rout contains excess toner. Print afew pages to remove the excess toner.The drum/toner cartridge is defective or damaged.Replace with a new drum/toner cartridge.See page 119.
