Canon Pixma Ip4850 User Guide
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The Nozzle Check dialog box opens after the confirmation message. 5.Check the results To check whether the print quality has improved, click P rint Check Pattern. To cancel the check process, click Cancel. Important Cleaning consumes a small amount of ink. Deep Clean ing consumes a larger amount of ink than Cleaning. Cleaning the print heads frequently will rapidly de plete your printers ink supply. Consequently, perform cleaning only when necessary. Note If there is no sign of improvement after Deep Clean ing, switch off the printer, wait 24 hours, and then perform Deep Cleaning again. If there is still no sign of improvement, the ink may have run out or the print head may be worn. For details on the r emedial action to be taken, see Printer Moves But Ink Is Not Ejected . Related Topic Checking the Print Head Nozzles Page top Page 361 of 468 pages Cleaning the Print Heads .ownloadedtfromtManualsPrinterDcomtManuals
Advanced Guide > Maintenance > Performing Maintenance from a Computer > Cleaning the Paper Feed Rollers P027 Cleaning the Paper Feed Rollers Cleans the paper feed roller. Perform feed roller cleaning when there are paper particles sticking to the paper feed roller and paper is not fed properly. The procedure for performing the feed roller cleani ng is as follows: Roller Cleaning 1.Prepare the printer Remove all sheets of paper from the paper source fr om which paper could not be properly fed. 2.Open the printer driver setup window 3. Click Roller Cleaning on the Maintenance tab The Roller Cleaning dialog box opens. 4.Select Rear Tray or Cassette, and click OK The confirmation message appears. 5.Execute paper feed roller cleaning Make sure that the printer is on and click OK. Paper feed roller cleaning starts. 6.Complete paper feed roller cleaning After the rollers have stopped, follow the instruct ion in the message, load three sheets of plain paper into the selected paper source of the printer , and click OK. Paper will be ejected and feed roller cleaning will be completed. Page top Page 362 of 468 pages Cleaning the Paper Feed Rollers .ownloadedtfromtManualsPrinterDcomtManuals
Advanced Guide > Maintenance > Performing Maintenance from a Computer > Aligning the Print Head Position P028 Aligning the Print Head Position Print head alignment corrects the installation positions of the print head and improves deviated color s and lines. This printer supports two head alignment methods: a utomatic head alignment and manual head alignment. Normally, the printer is set for automat ic head alignment. If the printing results of automatic print head ali gnment are not satisfactory, see Manual Print Head Alignment , and perform manual head alignment. To change to the manual head alignment, click Custom Settings on the Maintenance tab, and then ch eck the Align heads manually check box. The procedure for performing print head alignment i s as follows: Print Head Alignment 1.Open the printer driver setup window 2. Click Print Head Alignment on the Maintenance tab The Start Print Head Alignment dialog box opens. 3.Load paper in the printer Load a sheet of A4 size or Letter size Matte Photo Pap er (MP-101) into the rear tray. Note The type of media and number of sheets to be used d iffer when you select the manual head alignment. 4.Execute head alignment Make sure that the printer is on and click Align Print Head. Follow the instruction in the message. Note To print and check the current setting, open the Start Print Head Alignment dialog box, and click Print Alignment Value. Page top Page 363 of 468 pages Aligning the Print Head Position .ownloadedtfromtManualsPrinterDcomtManuals
Advanced Guide > Maintenance > Performing Maintenance from a Computer > Manual Print Head Alignment U065 Manual Print Head Alignment This section describes how to align the Print Head manually. If the results of Automatic Print Head Alignment are n ot satisfactory, follow the procedure below to perform Manual Print Head Alignment to precisely al ign the Print Head. For details on performing Automatic Print Head Alignm ent, refer to Routine Maintenance. Note Close the Inner Cover if it is open. The print head alignment pattern is printed in black and blue only. 1.Make sure that the printer is turned on. 2.Load three sheets of A4 or Letter-sized plain paper in the Cassette. 3.Open the Paper Output Tray and extend the Output Tr ay Extension. 4.Print the pattern. 1. Open the printer properties dialog box. Open the Printer Driver Setup W indow through the St art Menu 2. Click the Maintenance tab, then Custom Settings. 3. Select the Align heads manually check box, then cli ck Send. 4. Confirm the displayed message and click OK. 5. In the Maintenance sheet click Print Head Alignment . 6. Confirm the displayed message and click Align Print Head. Important Do not open the Top Cover while printing is in progress. Note To confirm the current setting, click Print Alignment Va lue and print the pattern. 7. After the pattern is printed, click Yes. The dialog for entering a print head alignment valu e is displayed. 5.Look at the first printout and adjust the print head p osition. 1. Check the printed patterns and select the number of the pattern in column A that has the least noticeable vertical streaks. Page 364 of 468 pages Manual Print Head Alignment .ownloadedtfromtManualsPrinterDcomtManuals
Note If it is difficult to pick the best pattern, pick the setting that produces the least noticeable vertical white streaks. (A) Less noticeable vertical white streaks (B) More noticeable vertical white streaks 2. Repeat the procedure until you finish inputting the p attern number for column G, then click OK. For column F and G, pick the setting that produces the least noticeable horizontal streaks. Note If it is difficult to pick the best pattern, pick the setting that produces the least noticeable horizontal white streaks. (C) Less noticeable horizontal white streaks (D) More noticeable horizontal white streaks 3. Confirm the displayed message and click OK. The second pattern is printed. Important Do not open the Top Cover while printing is in prog ress.Page 365 of 468 pages Manual Print Head Alignment .ownloadedtfromtManualsPrinterDcomtManuals
6.Look at the second printout and adjust the print head position. 1. Check the printed patterns and select the number of the pattern in column H that has the least noticeable vertical streaks. Note If it is difficult to pick the best pattern, pick the set ting that produces the least noticeable vertical white streaks. (E) Less noticeable vertical white streaks (F) More noticeable vertical white streaks 2. Repeat the procedure until you finish inputting the p attern number for column Q, then click OK. 3. Confirm the displayed message and click OK. The third pattern is printed. Important Do not open the Top Cover while printing is in prog ress. 7.Look at the third printout and adjust the print head position. 1. Check the printed patterns and select the number of the pattern in column a that has the least noticeable horizontal streaks. Page 366 of 468 pages Manual Print Head Alignment .ownloadedtfromtManualsPrinterDcomtManuals
Note If it is difficult to pick the best pattern, pick the setting that produces the least noticeable horizontal white streaks. (G) Less noticeable horizontal white streaks (H) More noticeable horizontal white streaks 2. Repeat the procedure until you finish inputting the pa ttern number for column j, then click OK. 3. Confirm the displayed message and click OK. Manual Print Head Alignment is complete. Page top Page 367 of 468 pages Manual Print Head Alignment .ownloadedtfromtManualsPrinterDcomtManuals
Advanced Guide > Maintenance > Performing Maintenance from a Computer > Checking the Print Head Nozzles P029 Checking the Print Head Nozzles The nozzle check function allows you to check wheth er the print heads are working properly by printing a nozzle check pattern. Print the pattern if printing b ecomes faint, or if a specific color fails to print. The procedure for printing a nozzle check pattern i s as follows: Nozzle Check 1.Open the printer driver setup window 2. Click Nozzle Check on the Maintenance tab The Nozzle Check dialog box opens. Click Initial Check Items to display the items that you need to check before printing the nozzle check pattern. 3.Load paper in the printer Load a sheet of A4 size or Letter size plain paper into the cassette. 4.Print a nozzle check pattern Make sure that the printer is on and click Print Check P attern. Printing of the nozzle check pattern begins. Click OK when the confirmation message appears. The Pattern Check dialog box opens. 5.Check the print result Check the print result. W hen the print result is normal , click Exit. If the print result is smudged or if there are any unprinted sections, click Cleaning to clean the pri nt head. Related Topic Cleaning the Print Heads Page top Page 368 of 468 pages Checking the Print Head Nozzles .ownloadedtfromtManualsPrinterDcomtManuals
Advanced Guide > Maintenance > Performing Maintenance from a Computer > Cleaning Inside the Printer P030 Cleaning Inside the Printer Perform bottom plate cleaning before you execute duplex printing to prevent smudges on the back side of the paper. Also perform bottom plate cleaning if ink smudges c aused by something other than print data appear on the printed page. The procedure for performing bottom plate cleaning is as follows: Bottom Plate Cleaning 1.Open the printer driver setup window 2. Click Bottom Plate Cleaning on the Maintenance tab The Bottom Plate Cleaning dialog box opens. 3.Load paper in the printer As instructed in the dialog box, fold the A4 size or Le tter size plain paper in half horizontally, and then unfold the sheet. Load the paper into the rear tray in the portrait o rientation with the crest of the crease facing down. 4.Perform the bottom plate cleaning Make sure that the printer is on and click Execute. Bottom plate cleaning starts. Page top Page 369 of 468 pages Cleaning Inside the Printer .ownloadedtfromtManualsPrinterDcomtManuals
Advanced Guide > Changing the Printer Settings Changing the Printer Settings Changing Printer Settings from Your Computer Page top Page 370 of 468 pages Changing the Printer Settings .ownloadedtfromtManualsPrinterDcomtManuals