2. FIRMWARE
2.1 Power On/Off
2.1.1 Power On
Figure 4-5 shows the initial flow chart depicting the initialization sequence that takes
place when the power is turned on and before the printer enters the online state.
Generally, the initialization steps take about 2 minutes* to complete.
* Does not include the time required for ink supply and cleaning performed after being
left for a while.
Part 4: Technical Reference
4-8
BJ-W9000
Figure 4-5 Flow Chart after Power On
Main unit AC power on
Software initialization
"Initializing" is displayed
on the operation panel.
•Door open/close check.
•Paper jam check.
•Cutter position check.
•Cam position check.
Carriage home position
detecting operation
•Only when paper is loaded in the printer.
Initialize
the mechanical system
I/F Busy is set
•The system controller, the motor controller, and the carriage controller
are initialized.
•ROM/RAM check.
•Heads installation and head locking lever position (open/closed) check.
•Ink/waste-ink leakage check.
Paper delivery
Ink supply/cleaning
Nozzle checking operation
"Ready" is displayed on
the operation panel and
the ONLINE LED goes on.
I/F Busy released
Waiting for print jobs
Errors are displayed
(if any)
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