Deleting Downloaded Firmware; Other Maintenance - Canon LBP351 Series Service Manual

● Management of [Register/Update Software]
The [Register/Update Software] menu enables you to apply and delete firmware downloaded to this machine. When distribution
is scheduled by linking with UGW, those schedules can also be deleted.
Applying Downloaded Firmware
This section describes the procedure for applying firmware downloaded to this machine.
When there is downloaded firmware in this machine, the [Update Firmware] button in the [Delivered Update] menu is activated.
1. Access [Register/Update Software] in the Remote UI, and select [Delivered Update].
2. Press the [Apply Firmware] button.
3. Check the downloaded firmware, and press the [Yes] button.
The processing for applying the firmware starts, and the device is automatically restarted when the processing is complete.
4. Output [Status Print] to check whether the firmware was upgraded correctly.
1. Press the [Utility Menu] key on the Control Panel.
2. Select [Status Print].
3. Select [Yes] when the message confirming whether you want to execute the operation is displayed.

Deleting Downloaded Firmware

This section describes the procedure for deleting firmware downloaded to this machine.
When there is downloaded firmware in this machine, the [Delete Firmware] button in the [Delivered Update] menu is activated.
1. Access [Register/Update Software] in the Remote UI, and select [Delivered Update].
2. Press the [Delete Firmware] button.
3. Check the downloaded firmware, and press the [Yes] button.
The processing for deleting the firmware starts.
4. Confirm that the [Delete Firmware] button is grayed out and deactivated.
Deleting a Scheduled Distribution Date/Time
This section describes the procedure for deleting a scheduled distribution date/time set in this machine.
The [Scheduled Delivery Date and Time:] button in the [Delivered Update] menu is activated when a scheduled firmware
distribution date/time is set in this machine by linking with a UGW server.
1. Access [Register/Update Software] in the Remote UI, and select [Delivered Update].
2. Press the [Delete Scheduled Delivery] button.
3. Check the scheduled distribution date/time, and press the [Yes] button.
The processing for deleting the scheduled distribution date/time starts.
4. Confirm that the [Delete Scheduled Delivery] button is grayed out and deactivated.
● Other Maintenance
Migrating Setting Information
In the following cases, the settings of the Updater function must be configured again because they cannot be migrated. For the
detailed procedure, refer to
• When replacing the Main Controller PCB including the SRAM
• When replacing this machine due to failure or when a lease is up
Upgrading the Updater
The Updater function is a part of the machine firmware. Therefore, the Updater function is also upgraded when the firmware of
the machine is upgraded. When the machine firmware is upgraded, the setting information and logs (update logs and system
logs) of the Updater function are migrated.
■ Error Messages of Updater Function
This section describes the error codes and error messages output by the Updater function.
"Preparation" on page 46.
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3. Technical Explanation (System)