Initial Flowchart - Canon BJC-8500 Service Manual

Part 4: Technical Reference

1.2 Initial Flowchart

The initial flowchart below shows the process from when the printer is turned ON to
when it goes online.
(1) Hardware Power ON
START
Connect the AC power cord
(hardware power ON)
EEPROM check
OK?
Yes
Check logic IC (IC1)
of carriage board.
OK?
Yes
Measure rank resistance
value of BJ cartridge
OK?
Yes
Measure voltage
compensation value of
head temperature sensor.
OK?
Yes
END
No
EEPROM error
No
Other hardware error
No
BJ cartridge error
No
BJ cartridge error
Figure 4-2 Initial Flowchart (1)
4-2
BJC-8500