Canon BJC 50 Service Manual - Page 90

Canon BJC 50 - Color Inkjet Printer Manual

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Part 4: Technical Reference BJC-50 1.2 Initial Flowchart 1.2.1 Print mode Insert the DC plug of the Universal adaptor · Connenct Universal adapter. · ASIC initialization initialization · Hardware lightout · LED Factory mode check · RAM · ROM check · check · Charge check the power on with the POWER button. · Turn Note) Lithium ion battery initialization begins here. initialization · Thermister check · RAM check · ROM check · ASIC Printer function parameter setting · EEPROM check (Waste ink quantity check) · Low battery check · Paper feed motor runs Paper end sensor detects and delivers paper · Capping is released · Software initialization Press the POWER button Printer function initialization Paper feed motor initialization Carriage feed motor initialization · Carriage motor runs. · Carriage moves to its home position. position detection · Home · Print position correction value setting Carriage position control Maintenance jet Paper output · If there is any paper in the printer, it is fed out. Automatic cleaning condition check Temperature detection · Print · head temperature adjustment signal setting Temperature sensor (TH1) check POWER indicator lights 4-2

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1.2 Initial Flowchart
1.2.1 Print mode
Part 4: Technical Reference
BJC-50
4-2
Insert the DC plug
of the Universal
adaptor
Software initialization
Paper feed motor
initialization
Carriage feed motor
initialization
Carriage position
control
Maintenance jet
Automatic cleaning
condition check
Printer function
initialization
Press the
POWER
button
Paper output
Temperature sensor
(TH1) check
POWER
indicator lights
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
Connenct Universal adapter.
ASIC initialization
Hardware initialization
LED lightout
Factory mode check
RAM check
ROM check
Charge check
Turn the power on with the
POWER
button.
Note) Lithium ion battery initialization
begins here.
ASIC initialization
Thermister check
RAM check
ROM check
Printer function parameter setting
EEPROM check (Waste ink quantity check)
Low battery check
Capping is released
Paper feed motor runs
Paper end sensor detects and delivers paper
Carriage motor runs.
Carriage moves to its home position.
Home position detection
Print position correction value setting
If there is any paper in the printer, it is fed out.
Temperature detection
Print head temperature adjustment signal setting