Canon imageRUNNER ADVANCE 4551i Service Manual page 373

3. Install the DEBUG SRAM PCB ASS'Y Board.
• 1 Connector
• 1 Screw (Use the screw that removed in step 1)
■ List of method of acquiring Sublog
To obtain debug logs from the machine, perform an operation on the machine (or a remote operation from a PC) to save the logs
to a USB device, FTP server, or PC (with SST ver. 4.74 or later).
No Operation
.
1 Operation in download mode
2 Operation with Counter key + numeric key
(without USB)
3 Operation from SST
4 Operation with Counter key + numeric key
(with USB)
5 Operation in service mode
CAUTION:
In order to collect all logs for reliable log analysis, execute "Operation with Counter key + numeric key (without USB) (Method
2)" and then execute "Operation in download mode (Method 1)".
● Saving to a USB device using download mode (Method 1)
Start the machine in download mode and transfer the debug logs to a USB device.
With this collection method, debug logs are not saved to the hard disk.
For details on the procedure, refer to
*1. Logs need to be saved to the machine HDD in advance by "Operation with Counter key + numeric key (without USB) (Method 2)".
*2. Logs cannot be collected only by operation with Counter key + numeric key.
1x
1x
Storage destination
USB device
Machine HDD
PC
USB flash drive
USB flash drive
"Saving to a USB device using download mode (Method 1)" on page
360
Collected logs
Manual logs Automatic
logs
*1
*2 -
With conditions
*1
*1
6. Troubleshooting
Continuous
logs
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-
-
361.