Canon imageFORMULA DR-G1100 Production Document Scanner User Manual

Also see for imageFORMULA DR-G1100 Production Document Scanner: Specification Service guide

Contents

5-7Chapter 5 Maintenance2. Replacing the Transport RollersAs the rollers start to wear out, feeding quality declines, and document feed errors, such as paper jams, become more likely.If document feed errors continue to occur after cleaning the rollers, purchase the Roller Replacement Kit and replace the transportrollers (pickup, feed, and retard rollers).Roller Replacement CycleThe feeding rollers are consumables that must be replacedafter feeding about every 450,000 pages.When the rollers have fed more than 450,000 pages, a rollerreplacement message appears on the display panel wheneverthe scanner is turned ON. When the scanner is configured toreboot with the computer, a roller replacement message alsoappears on the computer screen.IMPORTANT• When the roller replacement message appears, purchase theRoller Replacement Kit and replace the rollers by following therelevant steps in the following sections.– (See “Removing and Reinstalling the Pickup Roller” onp. 5-10.)– (See “Removing and Reinstalling the Feed Roller” on p. 5-11.)– (See “Removing and Reinstalling the Retard Roller” onp. 5-12.)• When the rollers start to wear out, problems such as paper jamsand document misfeeds may occur more frequently. If thishappens, replace the rollers, regardless of the page count of theroller usage counter.• Messages on the display panel can be cleared by pressing theCount Clear key. However, the messages will continue to bedisplayed each time the scanner is turned ON until the rollercounter is reset.• Make sure to reset the roller counter when replacing the rollers.(See “Checking and Resetting the Page Counter” on p. 5-7.)■ Roller Replacement KitThe Roller Replacement Kit consists of replacementpickup, feed, and retard rollers. For details, contact yourlocal authorized Canon dealer or service representative.Product Name: Roller Replacement KitProduct Code: 8262B001Checking and Resetting the Page CounterThe roller usage counter can be checked and reset using theRoller Counter in the User Mode setting.IMPORTANT• This counter shows the number of pages transported by thecurrently installed feed rollers. Make sure to reset the counterwhen you replace the rollers.• The Total Counter shows the total number of pages fed over thelife of the scanner, and cannot be reset.Pickup RollerFeed RollerRetard Roller