Canon BJC-55 User manual for the BJC-55 - Page 61

Cleaning the Print Head Clean the print head whenever the print quality is poor. There are two methods for cleaning the print head. I Print Head Cleaning This method takes about 30 seconds and improves print quality. I Deep Print Head Cleaning Use this more thorough method only after five consecutive print head cleanings fail to produce a satisfactory Nozzle Check Pattern. This method takes about 60 seconds and corrects severe nozzle clogging. 1 2 Make sure that the printer is turned on. Press and hold down the RESUME button until you hear the required number of beeps and then release it. Print head cleaning Deep print head cleaning 2 beeps (about 2 seconds) 3 beeps (about 3 seconds) CARTRIDGE POWER RESUME CHARGE ERROR Maintaining the Printer 61