Set-Up Sequence; Overview - Canon Color imageCLASS MF9170c Service Manual

Chapter 3

3.2 Set-Up Sequence

3.2.1 Overview

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imageCLASS MF9170c / imageCLASS MF9150c / imageCLASS MF8450c
The system software controlling the machine is stored in the main program ROM in the main controller PCB.
At the time of startup, the CPU reads the system software from the main program ROM into the main memory (DDR-SDRAM) according to the boot program in
the BOOT ROM.
While the CPU is reading the system software and initializing memory, etc., the following screen is displayed in the control panel, where the progress status is
displayed in the progress bar.
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