Startup Sequence - Canon imageRUNNER ADVANCE C255 Series Service Manual

No.
J6000 Not used
J6001 Image Data Analyzer PCB
J6003 HDD I/F (Serial)
J6004 For HDD power supply
J6005 SRAM PCB
J9000 To the Laser Unit

Startup Sequence

Power Supply Switch ON
NOTE:
To achieve faster startup, the progress bar and the active PCB are not synchronized.
For this reason, the progress bar cannot be utilized for troubleshooting.
For information about troubleshooting, refer to "Related error codes (major error codes)" shown below.
Related error codes (major error codes):
• E602-0001: HDD detection error
• E614-0001: Flash PCB detection error
• E614-0002: Error in file system on the Flash PCB
• E614-4001: Error in file system on the Flash PCB
• E614-4002: Error in file system on the Flash PCB
• E748-2010: Flash PCB error / HDD error
NOTE:
When the following errors occur, the system of the host machine has not been started normally. Therefore the error code is not
recorded in the log.
E602-XX01, E614-XX01, E748-2010
Standby screen display
Screen sequence and internal processing sequence
Functions and specifications
Power Supply
Initializing process of hardware
Starting BIOS
[Main Controller PCB]
Starting IPL (boot program)
and OS system software
[Flash PCB]
Starting application
screen display
41
2. Technology
Switch ON
[Hard disk]
Standby