Canon BJC 6000 Service Manual - Page 74
Part 4: Technical Reference, 2 Power On Sequence Flowchart - software
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Part 4: Technical Reference BJC-6000 1.2 Power On Sequence Flowchart This flowchart shows the initial sequence this printer goes through from power-on to on-line. AC Connection • Printer plugged In. Software initialization • MPU/printer controller initialized • ROM/RAM check • Ink sensor check • Waste ink full error check • Printer temperature sensor (TH201) check • EEPROM read Press POWER button • Printer switched on Beeper sounds once Indicator blinks (green) Error check I/F busy set Home position detection • EEPROM error • ROM error • RAM error • Waste ink full error • Temperature sensor error • Head temperature error • Head temperature sensor error Error indication Paper ejection Self-cleaning Ink detection • Paper left in the printer will be ejected. Cleaning does not take place if: • Wrong BJ cartridge configuration is installed • BJ cartridge is faulty • Printer is set to Economy Cleaning mode Cover open check • Carriage will move to the cartridge replacement position if the cover is open. Indicator lights (green) I/F busy reset Ready to print Figure 4-2 Initial Sequence Flowchart 4-2