Firmware; Operation Sequence At Power-On - Canon iPF700 Series Service Manual

Chapter 2

2.2 Firmware

2.2.1 Operation Sequence at Power-on

The sequence of printer operations, from power-on to transition to online mode, is flowcharted below.
* This flowchart does not include the times spent supply inks and cleaning after leaving the printer for extended periods of time.
2-2
Power Button ON
Device/resource
initializarion
Engine status check
Printhead/
ink tank check
Media feed system
initialization
Recovery system
initialization
Carriage position
initialization
Remaining ink level detection/
Waste ink level detection
Power-on
automatic recovery operation
Capping
Waiting for print operation
Initialization of software
Initialization of various devices
Engine startup status check
Previous power-off status check,etc.
Printhead installation status check
Ink tank installation status check
EEPROM check
Cassette pick-up unit initialization
Roll feed unit initialization
Roll feed unit initialization
Sensor check
Recovery system return to origin
Sensor check
Carriage motor return to origin
F-2-2
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